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STIH)
STIHL MS 341, 361
2004-05
Related Manuals for Stihl MS 341
Summary of Contents for Stihl MS 341
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Page 1
STIH) STIHL MS 341, 361 2004-05… -
Page 2: Table Of Contents
Checking Play Tensioning 5.5.5 Adjusting Play Segment 5.5.6 Checking Operation of Starter Rope Guide Coasting Brake Bushing Chain Tensioner Replacing the Bar Mounting Studs Rewind Spring © ANDREAS STIHL AG & Co. KG, 2004 MS 341, MS 361, MS 361 C…
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Page 3
14.7 Generator 14.7.1 Troubleshooting Chart 97 14.7.2 Test Connections and Test Values 14.8 Wiring Harness 14.8.1 Without Handle and Carburetor Heating 14.8.2 With Handle Heating System 14.8.3 With Handle and Carburetor Heating System MS 341, MS 361, MS 361 C… -
Page 4: Introduction 3
Use the part numbers to identify the tools in the «STIHL As the design concept of models Special Tools» manual which lists all MS 341 and MS 361 is almost the special servicing tools currently identical, the descriptions and available from STIHL.
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Page 5: Safety Precautions
Warning! Do not bring any fire, flame, spark or other source of heat near the fuel. All work with fuel must be performed outdoors only. Spilled fuel must be wiped away immediately. MS 341, MS 361, MS 361 C…
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Page 6
Spark plug (suppressed): Bosch WSR 6F NGK BPMR 7 A Electrode gap: 0.5 mm Chain Lubrication Fully automatic, speed-controlled oil pump with rotary piston Oil delivery rate: 5.5 – 15 cm at 10,000 rpm MS 341, MS 361, MS 361 C… -
Page 7
Fan housing/crankcase Carrier M12x1L Carrier/crankshaft 50.0 Remarks: 1) Loctite 243, medium strength 2) Loctite 270, high strength 3) aluminium 4) polymer 5) only version with handle heating 6) only version with QuickStop Super MS 341, MS 361, MS 361 C… -
Page 8
This procedure ensures that the screw engages properly in the existing thread and does not form a new thread and weaken the assembly. Note: Power screwdriver setting for polymer: DG screws max. 500 rpm MS 341, MS 361, MS 361 C… -
Page 9: Chain Brake Chain Tensioner
Chain sprocket wears rapidly Chain not properly tensioned Tension chain as specified Wrong chain pitch Fit chain of correct pitch Insufficient chain lubrication Check chain lubrication Chain sprocket worn Fit new chain sprocket MS 341, MS 361, MS 361 C…
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Page 10
Fit new brake cable Parts of activating mechanism stiff Clean or replace parts of activating mechanism Chain brake spring stretched or Fit new brake spring broken Brake ban stretched, worn or Fit new brake band broken MS 341, MS 361, MS 361 C… -
Page 11
Coat rewind spring with a little becomes viscous at very low standard solvent-based degreasant outside temperatures (spring (containing no chlorinated or windings stick together) halogenated hydrocarbons), then pull rope carefully several times until normal action is restored MS 341, MS 361, MS 361 C… -
Page 12: Chain Lubrication
Oil pump damaged or worn Install new oil pump Oil pump delivers insufficient oil Adjusting screw and/or control Fit new adjusting screw and/or oil edge on pump piston worn pump Oil pump worn Install new oil pump MS 341, MS 361, MS 361 C…
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Page 13
Check operation of spark plug. Clean or replace spark plug, Inspect Master Control lever, replace faulty parts of ignition ignition coil/lead for damage system insulation and leakage current Crankcase damaged (cracks) Replace crankcase MS 341, MS 361, MS 361 C… -
Page 14
Inlet needle sticking to valve seat Remove inlet needle, clean and refit Diaphragm gasket leaking Fit new diaphragm gasket Metering diaphragm damaged or Fit new metering diaphragm shrunk Impulse hose damaged or kinked Fit new impulse hose MS 341, MS 361, MS 361 C… -
Page 15
Set low speed screw (L) correctly Setting of idle speed (LA) Set idle speed screw (LA) incorrect – throttle shutter correctly completely closed Small plastic plate in valve jet Clean or renew valve jet does not close MS 341, MS 361, MS 361 C… -
Page 16
(leaner), no further than stop Main jet bores or ports blocked Clean the carburetor Pump diaphragm damaged or Fit new pump diaphragm fatigued Impulse hose damaged or kinked Fit new impulse hose MS 341, MS 361, MS 361 C… -
Page 17
Decompression valve sticking Replace the decompression valve Engine overheating Insufficient cylinder cooling. Air Thoroughly clean all cooling air inlets in fan housing blocked or openings and the cylinder fins cooling fins on cylinder very dirty MS 341, MS 361, MS 361 C… -
Page 18
: Disengage the chain brake by : Remove the clutch drum (1) with pulling the hand guard towards needle cage (2). the front handle. – Examine the needle cage for signs of damage. MS 341, MS 361, MS 361 C… -
Page 19
Reassemble in the reverse pressure at the same time until sequence. : Remove the spiked bumper (2). the oil pump drive spring engages the notch (see arrow). Reassemble in the reverse sequence. MS 341, MS 361, MS 361 C… -
Page 20: Clutch
: Unscrew the clutch (1) from the – Pull the clutch shoes off the plug. crankshaft clockwise (left-hand carrier. thread). – Unscrew the spark plug. : Pull the retainers off the clutch shoes. MS 341, MS 361, MS 361 C…
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Page 21
Reassemble all other parts in the reverse sequence. : Fit the clutch shoes over the arms (1) of the clutch carrier so that the series number (2) is on the same side as the longer hexagon (3). MS 341, MS 361, MS 361 C… -
Page 22: 5.5.1 Removing And Installing
(large areas on inside diameter and/or : Remove the brake spring (1) from parts of outside diameter) and its the brake lever (3). remaining thickness is less than 0.6 mm. MS 341, MS 361, MS 361 C…
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Page 23
Turn pin back and forth as necessary. – Remove the cylinder – b 6.5.1 : Use a suitable punch to drive the anchor pin (1) out of the crankcase, from the inside outwards. MS 341, MS 361, MS 361 C… -
Page 24
Do not lubricate the brake band. : Fit the lever (2). : Fit the screw (arrow) and tighten it down firmly – b 3.5 : Fit the E-clip (3). : Attach the spring (1). MS 341, MS 361, MS 361 C… -
Page 25: 5.5.2 Removing And Installing
: Hook the brake spring (1) to the : Carefully ease the brake spring brake lever (2). (1) off the anchor pin (2). : Remove the brake spring (1) from the brake lever (3). MS 341, MS 361, MS 361 C…
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Page 26
Install a new brake band if there are noticeable signs of wear (large lever (2) off the pivot pin (arrow). areas on inside diameter and/or parts of outside diameter) and its remaining thickness is less than 0.6 mm. MS 341, MS 361, MS 361 C… -
Page 27
: Fit the spring (1). : Carefully tap home the pin : Insert the lever in the side (arrow) squarely to obtain dimension «a» of the hand guard bearing boss. (about 4.3–4.7 mm). MS 341, MS 361, MS 361 C… -
Page 28
– Lubricate the new brake band with a few drops of chain oil. : Attach the brake band (1) to the brake lever (2) and then push it into the slot in the crankcase (arrow). MS 341, MS 361, MS 361 C… -
Page 29
– Lubricate sliding points with grease – b 5.5.6 – Check play – b 5.5.4 : The brake cable (1) must hang loosely in the crankcase when the brake is disengaged. MS 341, MS 361, MS 361 C… -
Page 30
– b 5.5.5 Reassemble in the reverse sequence. : The brake band (1) must locate : Lift away the air filter (1) to the without any play against the rear. points (A) in the crankcase. MS 341, MS 361, MS 361 C… -
Page 31
«snatching» during the first few chlorinated or halogenated brake applications. hydrocarbons. – Replace worn or damaged parts. – Before re-installing parts, the machine recesses and seats. MS 341, MS 361, MS 361 C… -
Page 32
: Pull out the tensioner slide with : Check that the O-ring (arrow) is adjusting screw and thrust pad. fitted in the spur gear and : Remove the retainer (1). lubricate it with oil before installing the spur gear. MS 341, MS 361, MS 361 C… -
Page 33
: Install the new gasket (1) so that its bead (A) faces outwards. – Fit the muffler. – Tighten down the screws firmly – b 3.5 All machines : Pry out the plugs (arrows). MS 341, MS 361, MS 361 C… -
Page 34
Always replace damaged caps and grommets in sets. – Fit the shroud and tighten down the slotted nut firmly – b 3.5 – Before fitting the shroud, check that the grommets (arrows) are properly seated. MS 341, MS 361, MS 361 C… -
Page 35
: Check that the sleeve (1) and washer (2) are in place. : Fit sealing plate (1) 0000 855 8106 between the heat shield and cylinder exhaust port and tighten down the screws moderately. MS 341, MS 361, MS 361 C… -
Page 36: Pressure Test
(arrow) indicates a pressure of 0.5 bar. If this pressure remains : Operate lever (2) until pressure constant for at least 20 seconds, gauge (3) indicates a vacuum of the crankcase is airtight. 0.5 bar. MS 341, MS 361, MS 361 C…
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Page 37
Reassemble all other parts in the Clean with standard solvent- reverse sequence. based degreasant containing no chlorinated or halogenated hydrocarbons – b 16. Clutch side – Remove the oil pump – b 11.3.1 MS 341, MS 361, MS 361 C… -
Page 38: Cylinder And Piston
– b 16. : Take the sleeve (1) out of the – Lubricate sealing lip of oil seal with grease – b 16. manifold. : Remove the washer (2). MS 341, MS 361, MS 361 C…
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Page 39
– Remove the piston from the connecting rod and take the needle cage out of the small end. – Inspect the piston rings and replace if necessary – b 6.6 MS 341, MS 361, MS 361 C… -
Page 40
(wooden board) and press the muffler. vertically downwards until the sleeve butts against the tool’s – Push the piston over the shoulder. connecting rod. MS 341, MS 361, MS 361 C… -
Page 41
5 to 6 mm. – Lubricate piston and piston rings with oil. : Rest the piston (1) on the wooden assembly block (2) 1108 893 4800. MS 341, MS 361, MS 361 C… -
Page 42
: Fit the washer (2). moves downwards at the same time. Reassemble all other parts in the – Remove the clamping strap and reverse sequence. wooden assembly block. MS 341, MS 361, MS 361 C… -
Page 43: Piston Rings
: Use a piece of old piston ring to scrape the grooves clean. : Install the new piston rings in the grooves so that the radii at the ends of the rings face upward. MS 341, MS 361, MS 361 C…
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Page 44: Crankcase Crankshaft
: Remove the screws (arrows) : Remove the gasket (1) from the : Turn spindle (1) counter- from the two halves of the crankcase. clockwise until the crankshaft. is crankcase. pushed out of the ball bearing. MS 341, MS 361, MS 361 C…
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Page 45
– Pry out the stop buffer – b 9.1.4 1120 893 7200 to press the ball – Pry out the stop buffer – b 9.1.4 bearing at the flywheel side out of the crankcase, from the outside inwards. MS 341, MS 361, MS 361 C… -
Page 46: Installing
: If it is not possible to heat the flywheel side of the crankcase, – Install the stop buffer – use press arbor (1) b 9.1.4 1118 893 7200 to press home the ball bearing as far as stop. MS 341, MS 361, MS 361 C…
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Page 47
(302 °F). : If it is not possible to heat the clutch side of the crankcase, use press arbor (1) 1118 893 7200 to press home the ball bearing as far as stop. MS 341, MS 361, MS 361 C… -
Page 48
: Hold the crankshaft steady, rotate the service tool counter- release the spindle counter- clockwise until the drilled plate clockwise and then unscrew the butts against the crankcase. service tool, also counter- clockwise. MS 341, MS 361, MS 361 C… -
Page 49
– Fit the hex nuts (for sprocket cover) on the bar mounting studs and screw them down finger- tight. : Fit the screws (arrows) and tighten them down firmly in an alternate pattern – b 3.5 MS 341, MS 361, MS 361 C… -
Page 50: Decompression Valve
A new ignition module must be installed if no ignition spark is obtained (after checking that wiring and stop switch are in good condition). The electronic ignition system basically consists of an ignition module (1) and flywheel (2). MS 341, MS 361, MS 361 C…
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Page 51: Removing And
: Rotate the flywheel until its raised carburetor heating, position the edge (arrow) is in line with the wire (1) under the ignition ignition module. module. : Push connector (2) into retainer (arrow). MS 341, MS 361, MS 361 C…
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Page 52: Testing The Ignition Module
: Use adjusting knob (3) to set rewind starter (min. 1,000 rpm) and check spark in the tester’s spark gap to about 2 mm. window (2). Warning! The engine may start and accelerate during the test. MS 341, MS 361, MS 361 C…
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Page 53: Ignition Lead
– b 7.4 : Pull the cover off the spark plug : Pinch the hook of the leg spring boot. into the center of the lead (arrow). MS 341, MS 361, MS 361 C…
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Page 54
: Mount the puller (1) center of the other end of the 1135 890 4500 to the flywheel ignition lead. with screws (2). : Screw home thrust bolt (3) until the flywheel is released. MS 341, MS 361, MS 361 C… -
Page 55
: Make sure that machined key : When installing, make sure the (arrow) engages the slot in the contact spring is under the pin (1) crankshaft. and between the stop lugs (arrows). MS 341, MS 361, MS 361 C… -
Page 56
If not, fit a new short circuit wire. If no fault can be found, carry out further checks: – Examine flywheel for damage – b 7.1.5 – Check air gap between flywheel and ignition module – b 7.1.2 MS 341, MS 361, MS 361 C… -
Page 57
– Boot damaged? If necessary, install new spark plug boot and/or leg spring Test ignition system with ZAT 3 or ZAT 4 (use ZAT 3 as main spark gap – see TI 32.94) MS 341, MS 361, MS 361 C… -
Page 58
– Spark plug boot: Holes/cracks? – Resistance: spark plug boot to ground: spec. 1.5 – 12kW – Check resistance of ignition lead: spec. < 10 W, If necessary, install new spark plug boot and/or ignition lead MS 341, MS 361, MS 361 C… -
Page 59
Check “ # “/“ $ “ function Look for fault in fuel system on Master Control lever or carburetor, check engine for leaks, separate stop switch check position of flywheel on crankshaft MS 341, MS 361, MS 361 C… -
Page 60: General
: Pull the pawls (1 + 2) out of the rewind spring and starter post with STIHL special lubricant – b 16. rope rotor. – Lubricate pegs of new pawls with grease – b 16. Reassemble in the reverse sequence. MS 341, MS 361, MS 361 C…
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Page 61: Rope Rotor
– Tension the rewind spring – shown in the end of the new rope. b 8.6 : Remove the washer (1) from the starter post. – Carefully pull the rope rotor off the starter post. MS 341, MS 361, MS 361 C…
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Page 62: Tensioning
: Pull rope back until knot locates in recess (arrow) in rope rotor. – Tension the rewind spring – b 8.6 MS 341, MS 361, MS 361 C…
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Page 63: Segment
The rewind spring is correctly tensioned when the starter grip sits (arrows). firmly in the rope guide bushing (arrow) without drooping to one side. If this is not the case, tension the spring by one additional turn. MS 341, MS 361, MS 361 C…
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Page 64: Starter Rope Guide Bushing
– Fit the thrust sleeve (1), tapered end first, and the hex nut. : Tighten down the hex nut until the bushing is firmly seated. MS 341, MS 361, MS 361 C…
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Page 65: Replacing The Rewind Spring
– Install the rope rotor – b 8.4 Reassemble all other parts in the reverse sequence. : Arrange the rewind spring as shown in the illustration. MS 341, MS 361, MS 361 C…
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Page 66: Av System
: Squeeze retaining lugs (1 + 2) carefully together and pull the spring out of the front handle. The spring itself, with its integral retainer and mounts, cannot be disassembled. Reassemble in the reverse sequence. MS 341, MS 361, MS 361 C…
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Page 67: Between Crankcase And Tank Housing
Reassemble all other parts in the reverse sequence. : Pry out the annular buffer (1). : Use a suitable tool to screw the bearing plug (1) on to the spring (2) as far as stop (arrow). MS 341, MS 361, MS 361 C…
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Page 68: Crankcase And Tank Housing
: Use a suitable tool to pry the stop : Carefully ease the switch shaft buffer (1) out of the crankcase. out of its left-hand mount (1) and then pull it out of the right-hand mount (arrow). MS 341, MS 361, MS 361 C…
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Page 69: Throttle Trigger Interlock Lever
: Fit the short circuit wire (1) under – Move the Master Control to the the retaining lug (arrow). “RUN“ position. : Position the short circuit wire (1) : Remove the interlock lever (1). above the switch shaft. MS 341, MS 361, MS 361 C…
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Page 70: Quickstop Super
3 mm drift to drive out the element must be in the guide recesses (arrow). needle roller (2). (arrow) under the interlock lever. Reassemble all other parts in the reverse sequence. MS 341, MS 361, MS 361 C…
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Page 71
: Take the torsion spring (1) off the : Position the handle molding so it back. throttle trigger. that the lugs engage the recesses (arrow). Reassemble in the reverse sequence. Reassemble all other parts in the reverse sequence. MS 341, MS 361, MS 361 C… -
Page 72: Front Handle
: Grip the tab (arrow) of the suction pull the pickup body out of the oil hose with pliers and pull the tank. grommet out of the bore. Do not stretch the oil hose too much during this operation. MS 341, MS 361, MS 361 C…
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Page 73: Valve
: Blow the valve (1) clear with suction hose (2). compressed air (from outside to inside of tank). Reassemble in the reverse sequence. – Flush out the oil tank. Reassemble in the reverse sequence. MS 341, MS 361, MS 361 C…
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Page 74: Oil Pump
: Take the drive spring off the worm. : Carefully insert the new valve in : Take out the screws (arrows). the housing bore. – Pull the oil pump out of its seat. Check the correct installed position. MS 341, MS 361, MS 361 C…
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Page 75: Fuel System
STIHL universal cleaner or a fresh, non- flammable cleaning solution (e.g. warm soapy water) and allow to dry. Do not clean fleece (non-woven) filters with a brush. Replace damaged filters. MS 341, MS 361, MS 361 C…
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Page 76: Carburetor
: Remove the filter base (1). : Remove the baffle plate (2). Reassemble in the reverse sequence. : Check that baffle plate is On machines with carburetor correctly fitted (arrows). heating : Remove the heating plate (1). MS 341, MS 361, MS 361 C…
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Page 77: Leakage Test
(1 + 2) are properly positioned. : Pull the grommet (1) off the : Push the fuel line with nipple onto carburetor (2). the carburetor’s elbow connector. Reassemble in the reverse sequence. MS 341, MS 361, MS 361 C…
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Page 78: Servicing The Carburetor
– Install the carburetor – b 12.2.1 Reassemble all other parts in the reverse sequence. : Carefully separate the diaphragm and gasket. If the gasket and diaphragm are stuck to the carburetor, remove them very carefully. MS 341, MS 361, MS 361 C…
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Page 79: Inlet Needle
Reassemble all other parts in the reverse sequence. : If there is an annular indentation (arrow) on the sealing cone of the inlet needle, fit a new inlet needle. Reassemble in the reverse sequence. MS 341, MS 361, MS 361 C…
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Page 80: Fixed Jet
Reassemble in the reverse sequence. : Carefully separate the diaphragm and gasket. – Inspect diaphragm for damage and wear, install a new gasket. MS 341, MS 361, MS 361 C…
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Page 81: Accelerator Pump
: Remove ball (1), pump piston (2) – Set the throttle shaft to the full throttle position. with sealing ring (3) and spring (4) from the carburetor : Carefully pull the throttle shutter body. out of the shaft. MS 341, MS 361, MS 361 C…
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Page 82
– Tighten down the screw (1) firmly. – Check freedom of movement again. : Note correct installed position of : Fit the throttle shutter (1) in the spring (1). shaft. MS 341, MS 361, MS 361 C… -
Page 83: User Adjustment
– Set the low speed screw (L) so it is one quarter turn open. – Turn the idle speed screw (LA) clockwise until the saw chain begins to move. Then turn it back one quarter turn. MS 341, MS 361, MS 361 C…
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Page 84: Basic Setting
The lugs of the limiter caps are at a On MS 361 right angle to the screwdriver slot. – Open the high speed screw (H) (1) one full turn. – Open the low speed screw (L) (2) one full turn. MS 341, MS 361, MS 361 C…
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Page 85: Tank Vent
: Connect vacuum pump (1) : Insert a suitable tool in the slot 0000 850 3501 to fuel hose (2) (arrow) and carefully pry out the and create vacuum in fuel tank. tank vent (1). MS 341, MS 361, MS 361 C…
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Page 86: Pickup Body
Reassemble in the reverse sequence. : Use hook (2) 5910 893 8800 to pull the pickup body (1) out of the fuel tank. Do not stretch the fuel hose too much during this operation. MS 341, MS 361, MS 361 C…
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Page 87: Fuel Hose
When installing, make sure the flat (arrow) and disconnect. side of the fuel hose points towards the cylinder. : Take the sleeve (1) out of the manifold and pull off the washer (2). MS 341, MS 361, MS 361 C…
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Page 88
– b 5.5.2 : Pull the ends of string outwards. Check that flange is properly seated in the tank housing. Reassemble all other parts in the reverse sequence. MS 341, MS 361, MS 361 C… -
Page 89: Replacing The Tank Housing
Make sure the impulse hose and carburetor during the wires are correctly positioned measurement. without kinks. If the reading obtained is outside – Carry out leakage test – b 12.6 this tolerance, test each component separately. MS 341, MS 361, MS 361 C…
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Page 90
Cool the switch down to below + 6 °C (42 °F). The ohmmeter must indicate a value of about 0.5 W in measuring range “W“. If a higher value is indicated, install a new heating plate. MS 341, MS 361, MS 361 C… -
Page 91: Troubleshooting Chart
Check thermostatic switch Replace thermostatic Does switch open switch below + 6 °C (43 °F)? Replace thermostatic Does switch open switch above + 14 °C (57 °F)? Carburetor heating system in order MS 341, MS 361, MS 361 C…
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Page 92: Handle Heating System
If no reading is obtained or an infinitely high value is shown, there is a break in the circuit. If the ohmmeter shows a very low value, there is a short circuit in one of the components. MS 341, MS 361, MS 361 C…
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Page 93: Testing Heating Element In Rear Handle
When fitting the heating element, pay attention to the guides (arrows) in the handle molding. Assemble all other parts in the reverse sequence. : Connect the ohmmeter test leads to the heating element wires. MS 341, MS 361, MS 361 C…
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Page 94: Testing Heating Element In Front Handle
The front handle must warm up noticeably. : Connect one ohmmeter test lead : Move heater switch (1) to “ # “. to the wire with socket (1). – Set ohmmeter to “W“. MS 341, MS 361, MS 361 C…
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Page 95: Removing And Installing
Install in the reverse sequence. : Pull the wires out of the insulating : Route the wires (1) under the tube (1). switch shaft (2). Install all other parts in the reverse sequence. MS 341, MS 361, MS 361 C…
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Page 96: Heater Switch
: Push the heater switch (1) with When fitting the heater switch (1), the ground wire ring terminal (2) pay attention to correct installed inwards and pull it out forwards. position (arrows). The switch seat is not symmetrical. MS 341, MS 361, MS 361 C…
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Page 97: Generator
If damage is found, replace the flywheel. Install in the reverse sequence. : Take the wire out of the guide (arrow). : Take out the screws (1). : Remove the generator (2). MS 341, MS 361, MS 361 C…
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Page 98: Troubleshooting Chart
Visual check Install new rear handle heating element Resistance of rear handle heating element about 1 W ? Check generator Install new Resistance between engine ground generator and generator connection about 0.5 W ? MS 341, MS 361, MS 361 C…
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Page 99
Check heater switch heater switch Closed: about 0 W ? Open: Circuit interrupted (On machines with carburetor heating, refit connector pin of wire from heating element in the round plug) System in order MS 341, MS 361, MS 361 C… -
Page 100: Test Connections And Test Values
Generator Connector Ground 0.4…0.7 Generator OK on wire Break in wire, Install new generator damaged generator Short circuit – Repair damaged insulation insulation Pull out the wire for this purpose MS 341, MS 361, MS 361 C…
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Page 101: Wiring Harness
On machines with QuickStop Super tube (1). : Position the wires (arrows) under – Pull the wire out of the opening in the brake cable (1). the tank in direction of front handle. MS 341, MS 361, MS 361 C…
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Page 102: With Handle And Carburetor Heating System
QuickStop Super : Position the wires (arrows) under : Take the suction hose (1) out of the brake cable (1). the guide. : Pull the wires (2) forwards and out of the guide. MS 341, MS 361, MS 361 C…
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Page 103
: Pull the wires out of the insulating : Position wires (1) under the Check correct installed position of tube (1). switch shaft (2). the grommet (arrows). Install all other parts in the reverse sequence. MS 341, MS 361, MS 361 C… -
Page 104
Removing crankshaft (flywheel side) Screw sleeve 5910 893 2409 Pulling crankcase halves together Ignition system tester ZAT 4 5910 850 4503 Testing ignition system Ignition system tester ZAT 3 5910 850 4520 Testing ignition system MS 341, MS 361, MS 361 C… -
Page 105
0000 893 4700 Removing and installing the piston pin Press sleeve 1118 893 2400 Installing oil seal(s) Press sleeve 1124 893 2400 Pulling crankcase halves together Remarks: 1) Use only for releasing P screws. MS 341, MS 361, MS 361 C… -
Page 106
0786 111 1109 adhesive (Loctite 270) (50 ml bottle) High-strength threadlocking 0786 110 0126 adhesive (Loctite 649) (50 ml bottle) Standard commercial solvent- Cleaning sealing faces based degreasant containing no chlorinated or halogenated hydrocarbons MS 341, MS 361, MS 361 C… -
Page 107
MS 341, MS 361, MS 361 C… -
Page 108
MS 341, MS 361, MS 361 C… -
Page 109
MS 341, MS 361, MS 361 C… -
Page 110
englisch / english 0455 212 0123. M1. E4. Rei. Printed in Germany…
This manual is also suitable for:
Ms 361
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Page 1
STIH) STIHL MS 341, 361 2004-05… -
Page 2: Table Of Contents
Checking Play Tensioning 5.5.5 Adjusting Play Segment 5.5.6 Checking Operation of Starter Rope Guide Coasting Brake Bushing Chain Tensioner Replacing the Bar Mounting Studs Rewind Spring © ANDREAS STIHL AG & Co. KG, 2004 MS 341, MS 361, MS 361 C…
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Page 3
14.7 Generator 14.7.1 Troubleshooting Chart 97 14.7.2 Test Connections and Test Values 14.8 Wiring Harness 14.8.1 Without Handle and Carburetor Heating 14.8.2 With Handle Heating System 14.8.3 With Handle and Carburetor Heating System MS 341, MS 361, MS 361 C… -
Page 4: Introduction 3
Use the part numbers to identify the tools in the «STIHL As the design concept of models Special Tools» manual which lists all MS 341 and MS 361 is almost the special servicing tools currently identical, the descriptions and available from STIHL.
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Page 5: Safety Precautions
Warning! Do not bring any fire, flame, spark or other source of heat near the fuel. All work with fuel must be performed outdoors only. Spilled fuel must be wiped away immediately. MS 341, MS 361, MS 361 C…
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Page 6
Spark plug (suppressed): Bosch WSR 6F NGK BPMR 7 A Electrode gap: 0.5 mm Chain Lubrication Fully automatic, speed-controlled oil pump with rotary piston Oil delivery rate: 5.5 – 15 cm at 10,000 rpm MS 341, MS 361, MS 361 C… -
Page 7
Fan housing/crankcase Carrier M12x1L Carrier/crankshaft 50.0 Remarks: 1) Loctite 243, medium strength 2) Loctite 270, high strength 3) aluminium 4) polymer 5) only version with handle heating 6) only version with QuickStop Super MS 341, MS 361, MS 361 C… -
Page 8
This procedure ensures that the screw engages properly in the existing thread and does not form a new thread and weaken the assembly. Note: Power screwdriver setting for polymer: DG screws max. 500 rpm MS 341, MS 361, MS 361 C… -
Page 9: Chain Brake Chain Tensioner
Chain sprocket wears rapidly Chain not properly tensioned Tension chain as specified Wrong chain pitch Fit chain of correct pitch Insufficient chain lubrication Check chain lubrication Chain sprocket worn Fit new chain sprocket MS 341, MS 361, MS 361 C…
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Page 10
Fit new brake cable Parts of activating mechanism stiff Clean or replace parts of activating mechanism Chain brake spring stretched or Fit new brake spring broken Brake ban stretched, worn or Fit new brake band broken MS 341, MS 361, MS 361 C… -
Page 11
Coat rewind spring with a little becomes viscous at very low standard solvent-based degreasant outside temperatures (spring (containing no chlorinated or windings stick together) halogenated hydrocarbons), then pull rope carefully several times until normal action is restored MS 341, MS 361, MS 361 C… -
Page 12: Chain Lubrication
Oil pump damaged or worn Install new oil pump Oil pump delivers insufficient oil Adjusting screw and/or control Fit new adjusting screw and/or oil edge on pump piston worn pump Oil pump worn Install new oil pump MS 341, MS 361, MS 361 C…
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Page 13
Check operation of spark plug. Clean or replace spark plug, Inspect Master Control lever, replace faulty parts of ignition ignition coil/lead for damage system insulation and leakage current Crankcase damaged (cracks) Replace crankcase MS 341, MS 361, MS 361 C… -
Page 14
Inlet needle sticking to valve seat Remove inlet needle, clean and refit Diaphragm gasket leaking Fit new diaphragm gasket Metering diaphragm damaged or Fit new metering diaphragm shrunk Impulse hose damaged or kinked Fit new impulse hose MS 341, MS 361, MS 361 C… -
Page 15
Set low speed screw (L) correctly Setting of idle speed (LA) Set idle speed screw (LA) incorrect – throttle shutter correctly completely closed Small plastic plate in valve jet Clean or renew valve jet does not close MS 341, MS 361, MS 361 C… -
Page 16
(leaner), no further than stop Main jet bores or ports blocked Clean the carburetor Pump diaphragm damaged or Fit new pump diaphragm fatigued Impulse hose damaged or kinked Fit new impulse hose MS 341, MS 361, MS 361 C… -
Page 17
Decompression valve sticking Replace the decompression valve Engine overheating Insufficient cylinder cooling. Air Thoroughly clean all cooling air inlets in fan housing blocked or openings and the cylinder fins cooling fins on cylinder very dirty MS 341, MS 361, MS 361 C… -
Page 18
: Disengage the chain brake by : Remove the clutch drum (1) with pulling the hand guard towards needle cage (2). the front handle. – Examine the needle cage for signs of damage. MS 341, MS 361, MS 361 C… -
Page 19
Reassemble in the reverse pressure at the same time until sequence. : Remove the spiked bumper (2). the oil pump drive spring engages the notch (see arrow). Reassemble in the reverse sequence. MS 341, MS 361, MS 361 C… -
Page 20: Clutch
: Unscrew the clutch (1) from the – Pull the clutch shoes off the plug. crankshaft clockwise (left-hand carrier. thread). – Unscrew the spark plug. : Pull the retainers off the clutch shoes. MS 341, MS 361, MS 361 C…
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Page 21
Reassemble all other parts in the reverse sequence. : Fit the clutch shoes over the arms (1) of the clutch carrier so that the series number (2) is on the same side as the longer hexagon (3). MS 341, MS 361, MS 361 C… -
Page 22: 5.5.1 Removing And Installing
(large areas on inside diameter and/or : Remove the brake spring (1) from parts of outside diameter) and its the brake lever (3). remaining thickness is less than 0.6 mm. MS 341, MS 361, MS 361 C…
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Page 23
Turn pin back and forth as necessary. – Remove the cylinder – b 6.5.1 : Use a suitable punch to drive the anchor pin (1) out of the crankcase, from the inside outwards. MS 341, MS 361, MS 361 C… -
Page 24
Do not lubricate the brake band. : Fit the lever (2). : Fit the screw (arrow) and tighten it down firmly – b 3.5 : Fit the E-clip (3). : Attach the spring (1). MS 341, MS 361, MS 361 C… -
Page 25: 5.5.2 Removing And Installing
: Hook the brake spring (1) to the : Carefully ease the brake spring brake lever (2). (1) off the anchor pin (2). : Remove the brake spring (1) from the brake lever (3). MS 341, MS 361, MS 361 C…
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Page 26
Install a new brake band if there are noticeable signs of wear (large lever (2) off the pivot pin (arrow). areas on inside diameter and/or parts of outside diameter) and its remaining thickness is less than 0.6 mm. MS 341, MS 361, MS 361 C… -
Page 27
: Fit the spring (1). : Carefully tap home the pin : Insert the lever in the side (arrow) squarely to obtain dimension «a» of the hand guard bearing boss. (about 4.3–4.7 mm). MS 341, MS 361, MS 361 C… -
Page 28
– Lubricate the new brake band with a few drops of chain oil. : Attach the brake band (1) to the brake lever (2) and then push it into the slot in the crankcase (arrow). MS 341, MS 361, MS 361 C… -
Page 29
– Lubricate sliding points with grease – b 5.5.6 – Check play – b 5.5.4 : The brake cable (1) must hang loosely in the crankcase when the brake is disengaged. MS 341, MS 361, MS 361 C… -
Page 30
– b 5.5.5 Reassemble in the reverse sequence. : The brake band (1) must locate : Lift away the air filter (1) to the without any play against the rear. points (A) in the crankcase. MS 341, MS 361, MS 361 C… -
Page 31
«snatching» during the first few chlorinated or halogenated brake applications. hydrocarbons. – Replace worn or damaged parts. – Before re-installing parts, the machine recesses and seats. MS 341, MS 361, MS 361 C… -
Page 32
: Pull out the tensioner slide with : Check that the O-ring (arrow) is adjusting screw and thrust pad. fitted in the spur gear and : Remove the retainer (1). lubricate it with oil before installing the spur gear. MS 341, MS 361, MS 361 C… -
Page 33
: Install the new gasket (1) so that its bead (A) faces outwards. – Fit the muffler. – Tighten down the screws firmly – b 3.5 All machines : Pry out the plugs (arrows). MS 341, MS 361, MS 361 C… -
Page 34
Always replace damaged caps and grommets in sets. – Fit the shroud and tighten down the slotted nut firmly – b 3.5 – Before fitting the shroud, check that the grommets (arrows) are properly seated. MS 341, MS 361, MS 361 C… -
Page 35
: Check that the sleeve (1) and washer (2) are in place. : Fit sealing plate (1) 0000 855 8106 between the heat shield and cylinder exhaust port and tighten down the screws moderately. MS 341, MS 361, MS 361 C… -
Page 36: Pressure Test
(arrow) indicates a pressure of 0.5 bar. If this pressure remains : Operate lever (2) until pressure constant for at least 20 seconds, gauge (3) indicates a vacuum of the crankcase is airtight. 0.5 bar. MS 341, MS 361, MS 361 C…
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Page 37
Reassemble all other parts in the Clean with standard solvent- reverse sequence. based degreasant containing no chlorinated or halogenated hydrocarbons – b 16. Clutch side – Remove the oil pump – b 11.3.1 MS 341, MS 361, MS 361 C… -
Page 38: Cylinder And Piston
– b 16. : Take the sleeve (1) out of the – Lubricate sealing lip of oil seal with grease – b 16. manifold. : Remove the washer (2). MS 341, MS 361, MS 361 C…
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Page 39
– Remove the piston from the connecting rod and take the needle cage out of the small end. – Inspect the piston rings and replace if necessary – b 6.6 MS 341, MS 361, MS 361 C… -
Page 40
(wooden board) and press the muffler. vertically downwards until the sleeve butts against the tool’s – Push the piston over the shoulder. connecting rod. MS 341, MS 361, MS 361 C… -
Page 41
5 to 6 mm. – Lubricate piston and piston rings with oil. : Rest the piston (1) on the wooden assembly block (2) 1108 893 4800. MS 341, MS 361, MS 361 C… -
Page 42
: Fit the washer (2). moves downwards at the same time. Reassemble all other parts in the – Remove the clamping strap and reverse sequence. wooden assembly block. MS 341, MS 361, MS 361 C… -
Page 43: Piston Rings
: Use a piece of old piston ring to scrape the grooves clean. : Install the new piston rings in the grooves so that the radii at the ends of the rings face upward. MS 341, MS 361, MS 361 C…
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Page 44: Crankcase Crankshaft
: Remove the screws (arrows) : Remove the gasket (1) from the : Turn spindle (1) counter- from the two halves of the crankcase. clockwise until the crankshaft. is crankcase. pushed out of the ball bearing. MS 341, MS 361, MS 361 C…
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Page 45
– Pry out the stop buffer – b 9.1.4 1120 893 7200 to press the ball – Pry out the stop buffer – b 9.1.4 bearing at the flywheel side out of the crankcase, from the outside inwards. MS 341, MS 361, MS 361 C… -
Page 46: Installing
: If it is not possible to heat the flywheel side of the crankcase, – Install the stop buffer – use press arbor (1) b 9.1.4 1118 893 7200 to press home the ball bearing as far as stop. MS 341, MS 361, MS 361 C…
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Page 47
(302 °F). : If it is not possible to heat the clutch side of the crankcase, use press arbor (1) 1118 893 7200 to press home the ball bearing as far as stop. MS 341, MS 361, MS 361 C… -
Page 48
: Hold the crankshaft steady, rotate the service tool counter- release the spindle counter- clockwise until the drilled plate clockwise and then unscrew the butts against the crankcase. service tool, also counter- clockwise. MS 341, MS 361, MS 361 C… -
Page 49
– Fit the hex nuts (for sprocket cover) on the bar mounting studs and screw them down finger- tight. : Fit the screws (arrows) and tighten them down firmly in an alternate pattern – b 3.5 MS 341, MS 361, MS 361 C… -
Page 50: Decompression Valve
A new ignition module must be installed if no ignition spark is obtained (after checking that wiring and stop switch are in good condition). The electronic ignition system basically consists of an ignition module (1) and flywheel (2). MS 341, MS 361, MS 361 C…
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Page 51: Removing And
: Rotate the flywheel until its raised carburetor heating, position the edge (arrow) is in line with the wire (1) under the ignition ignition module. module. : Push connector (2) into retainer (arrow). MS 341, MS 361, MS 361 C…
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Page 52: Testing The Ignition Module
: Use adjusting knob (3) to set rewind starter (min. 1,000 rpm) and check spark in the tester’s spark gap to about 2 mm. window (2). Warning! The engine may start and accelerate during the test. MS 341, MS 361, MS 361 C…
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Page 53: Ignition Lead
– b 7.4 : Pull the cover off the spark plug : Pinch the hook of the leg spring boot. into the center of the lead (arrow). MS 341, MS 361, MS 361 C…
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Page 54
: Mount the puller (1) center of the other end of the 1135 890 4500 to the flywheel ignition lead. with screws (2). : Screw home thrust bolt (3) until the flywheel is released. MS 341, MS 361, MS 361 C… -
Page 55
: Make sure that machined key : When installing, make sure the (arrow) engages the slot in the contact spring is under the pin (1) crankshaft. and between the stop lugs (arrows). MS 341, MS 361, MS 361 C… -
Page 56
If not, fit a new short circuit wire. If no fault can be found, carry out further checks: – Examine flywheel for damage – b 7.1.5 – Check air gap between flywheel and ignition module – b 7.1.2 MS 341, MS 361, MS 361 C… -
Page 57
– Boot damaged? If necessary, install new spark plug boot and/or leg spring Test ignition system with ZAT 3 or ZAT 4 (use ZAT 3 as main spark gap – see TI 32.94) MS 341, MS 361, MS 361 C… -
Page 58
– Spark plug boot: Holes/cracks? – Resistance: spark plug boot to ground: spec. 1.5 – 12kW – Check resistance of ignition lead: spec. < 10 W, If necessary, install new spark plug boot and/or ignition lead MS 341, MS 361, MS 361 C… -
Page 59
Check “ # “/“ $ “ function Look for fault in fuel system on Master Control lever or carburetor, check engine for leaks, separate stop switch check position of flywheel on crankshaft MS 341, MS 361, MS 361 C… -
Page 60: General
: Pull the pawls (1 + 2) out of the rewind spring and starter post with STIHL special lubricant – b 16. rope rotor. – Lubricate pegs of new pawls with grease – b 16. Reassemble in the reverse sequence. MS 341, MS 361, MS 361 C…
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Page 61: Rope Rotor
– Tension the rewind spring – shown in the end of the new rope. b 8.6 : Remove the washer (1) from the starter post. – Carefully pull the rope rotor off the starter post. MS 341, MS 361, MS 361 C…
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Page 62: Tensioning
: Pull rope back until knot locates in recess (arrow) in rope rotor. – Tension the rewind spring – b 8.6 MS 341, MS 361, MS 361 C…
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Page 63: Segment
The rewind spring is correctly tensioned when the starter grip sits (arrows). firmly in the rope guide bushing (arrow) without drooping to one side. If this is not the case, tension the spring by one additional turn. MS 341, MS 361, MS 361 C…
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Page 64: Starter Rope Guide Bushing
– Fit the thrust sleeve (1), tapered end first, and the hex nut. : Tighten down the hex nut until the bushing is firmly seated. MS 341, MS 361, MS 361 C…
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Page 65: Replacing The Rewind Spring
– Install the rope rotor – b 8.4 Reassemble all other parts in the reverse sequence. : Arrange the rewind spring as shown in the illustration. MS 341, MS 361, MS 361 C…
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Page 66: Av System
: Squeeze retaining lugs (1 + 2) carefully together and pull the spring out of the front handle. The spring itself, with its integral retainer and mounts, cannot be disassembled. Reassemble in the reverse sequence. MS 341, MS 361, MS 361 C…
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Page 67: Between Crankcase And Tank Housing
Reassemble all other parts in the reverse sequence. : Pry out the annular buffer (1). : Use a suitable tool to screw the bearing plug (1) on to the spring (2) as far as stop (arrow). MS 341, MS 361, MS 361 C…
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Page 68: Crankcase And Tank Housing
: Use a suitable tool to pry the stop : Carefully ease the switch shaft buffer (1) out of the crankcase. out of its left-hand mount (1) and then pull it out of the right-hand mount (arrow). MS 341, MS 361, MS 361 C…
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Page 69: Throttle Trigger Interlock Lever
: Fit the short circuit wire (1) under – Move the Master Control to the the retaining lug (arrow). “RUN“ position. : Position the short circuit wire (1) : Remove the interlock lever (1). above the switch shaft. MS 341, MS 361, MS 361 C…
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Page 70: Quickstop Super
3 mm drift to drive out the element must be in the guide recesses (arrow). needle roller (2). (arrow) under the interlock lever. Reassemble all other parts in the reverse sequence. MS 341, MS 361, MS 361 C…
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Page 71
: Take the torsion spring (1) off the : Position the handle molding so it back. throttle trigger. that the lugs engage the recesses (arrow). Reassemble in the reverse sequence. Reassemble all other parts in the reverse sequence. MS 341, MS 361, MS 361 C… -
Page 72: Front Handle
: Grip the tab (arrow) of the suction pull the pickup body out of the oil hose with pliers and pull the tank. grommet out of the bore. Do not stretch the oil hose too much during this operation. MS 341, MS 361, MS 361 C…
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Page 73: Valve
: Blow the valve (1) clear with suction hose (2). compressed air (from outside to inside of tank). Reassemble in the reverse sequence. – Flush out the oil tank. Reassemble in the reverse sequence. MS 341, MS 361, MS 361 C…
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Page 74: Oil Pump
: Take the drive spring off the worm. : Carefully insert the new valve in : Take out the screws (arrows). the housing bore. – Pull the oil pump out of its seat. Check the correct installed position. MS 341, MS 361, MS 361 C…
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Page 75: Fuel System
STIHL universal cleaner or a fresh, non- flammable cleaning solution (e.g. warm soapy water) and allow to dry. Do not clean fleece (non-woven) filters with a brush. Replace damaged filters. MS 341, MS 361, MS 361 C…
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Page 76: Carburetor
: Remove the filter base (1). : Remove the baffle plate (2). Reassemble in the reverse sequence. : Check that baffle plate is On machines with carburetor correctly fitted (arrows). heating : Remove the heating plate (1). MS 341, MS 361, MS 361 C…
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Page 77: Leakage Test
(1 + 2) are properly positioned. : Pull the grommet (1) off the : Push the fuel line with nipple onto carburetor (2). the carburetor’s elbow connector. Reassemble in the reverse sequence. MS 341, MS 361, MS 361 C…
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Page 78: Servicing The Carburetor
– Install the carburetor – b 12.2.1 Reassemble all other parts in the reverse sequence. : Carefully separate the diaphragm and gasket. If the gasket and diaphragm are stuck to the carburetor, remove them very carefully. MS 341, MS 361, MS 361 C…
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Page 79: Inlet Needle
Reassemble all other parts in the reverse sequence. : If there is an annular indentation (arrow) on the sealing cone of the inlet needle, fit a new inlet needle. Reassemble in the reverse sequence. MS 341, MS 361, MS 361 C…
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Page 80: Fixed Jet
Reassemble in the reverse sequence. : Carefully separate the diaphragm and gasket. – Inspect diaphragm for damage and wear, install a new gasket. MS 341, MS 361, MS 361 C…
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Page 81: Accelerator Pump
: Remove ball (1), pump piston (2) – Set the throttle shaft to the full throttle position. with sealing ring (3) and spring (4) from the carburetor : Carefully pull the throttle shutter body. out of the shaft. MS 341, MS 361, MS 361 C…
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Page 82
– Tighten down the screw (1) firmly. – Check freedom of movement again. : Note correct installed position of : Fit the throttle shutter (1) in the spring (1). shaft. MS 341, MS 361, MS 361 C… -
Page 83: User Adjustment
– Set the low speed screw (L) so it is one quarter turn open. – Turn the idle speed screw (LA) clockwise until the saw chain begins to move. Then turn it back one quarter turn. MS 341, MS 361, MS 361 C…
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Page 84: Basic Setting
The lugs of the limiter caps are at a On MS 361 right angle to the screwdriver slot. – Open the high speed screw (H) (1) one full turn. – Open the low speed screw (L) (2) one full turn. MS 341, MS 361, MS 361 C…
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Page 85: Tank Vent
: Connect vacuum pump (1) : Insert a suitable tool in the slot 0000 850 3501 to fuel hose (2) (arrow) and carefully pry out the and create vacuum in fuel tank. tank vent (1). MS 341, MS 361, MS 361 C…
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Page 86: Pickup Body
Reassemble in the reverse sequence. : Use hook (2) 5910 893 8800 to pull the pickup body (1) out of the fuel tank. Do not stretch the fuel hose too much during this operation. MS 341, MS 361, MS 361 C…
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Page 87: Fuel Hose
When installing, make sure the flat (arrow) and disconnect. side of the fuel hose points towards the cylinder. : Take the sleeve (1) out of the manifold and pull off the washer (2). MS 341, MS 361, MS 361 C…
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Page 88
– b 5.5.2 : Pull the ends of string outwards. Check that flange is properly seated in the tank housing. Reassemble all other parts in the reverse sequence. MS 341, MS 361, MS 361 C… -
Page 89: Replacing The Tank Housing
Make sure the impulse hose and carburetor during the wires are correctly positioned measurement. without kinks. If the reading obtained is outside – Carry out leakage test – b 12.6 this tolerance, test each component separately. MS 341, MS 361, MS 361 C…
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Page 90
Cool the switch down to below + 6 °C (42 °F). The ohmmeter must indicate a value of about 0.5 W in measuring range “W“. If a higher value is indicated, install a new heating plate. MS 341, MS 361, MS 361 C… -
Page 91: Troubleshooting Chart
Check thermostatic switch Replace thermostatic Does switch open switch below + 6 °C (43 °F)? Replace thermostatic Does switch open switch above + 14 °C (57 °F)? Carburetor heating system in order MS 341, MS 361, MS 361 C…
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Page 92: Handle Heating System
If no reading is obtained or an infinitely high value is shown, there is a break in the circuit. If the ohmmeter shows a very low value, there is a short circuit in one of the components. MS 341, MS 361, MS 361 C…
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Page 93: Testing Heating Element In Rear Handle
When fitting the heating element, pay attention to the guides (arrows) in the handle molding. Assemble all other parts in the reverse sequence. : Connect the ohmmeter test leads to the heating element wires. MS 341, MS 361, MS 361 C…
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Page 94: Testing Heating Element In Front Handle
The front handle must warm up noticeably. : Connect one ohmmeter test lead : Move heater switch (1) to “ # “. to the wire with socket (1). – Set ohmmeter to “W“. MS 341, MS 361, MS 361 C…
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Page 95: Removing And Installing
Install in the reverse sequence. : Pull the wires out of the insulating : Route the wires (1) under the tube (1). switch shaft (2). Install all other parts in the reverse sequence. MS 341, MS 361, MS 361 C…
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Page 96: Heater Switch
: Push the heater switch (1) with When fitting the heater switch (1), the ground wire ring terminal (2) pay attention to correct installed inwards and pull it out forwards. position (arrows). The switch seat is not symmetrical. MS 341, MS 361, MS 361 C…
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Page 97: Generator
If damage is found, replace the flywheel. Install in the reverse sequence. : Take the wire out of the guide (arrow). : Take out the screws (1). : Remove the generator (2). MS 341, MS 361, MS 361 C…
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Page 98: Troubleshooting Chart
Visual check Install new rear handle heating element Resistance of rear handle heating element about 1 W ? Check generator Install new Resistance between engine ground generator and generator connection about 0.5 W ? MS 341, MS 361, MS 361 C…
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Page 99
Check heater switch heater switch Closed: about 0 W ? Open: Circuit interrupted (On machines with carburetor heating, refit connector pin of wire from heating element in the round plug) System in order MS 341, MS 361, MS 361 C… -
Page 100: Test Connections And Test Values
Generator Connector Ground 0.4…0.7 Generator OK on wire Break in wire, Install new generator damaged generator Short circuit – Repair damaged insulation insulation Pull out the wire for this purpose MS 341, MS 361, MS 361 C…
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Page 101: Wiring Harness
On machines with QuickStop Super tube (1). : Position the wires (arrows) under – Pull the wire out of the opening in the brake cable (1). the tank in direction of front handle. MS 341, MS 361, MS 361 C…
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Page 102: With Handle And Carburetor Heating System
QuickStop Super : Position the wires (arrows) under : Take the suction hose (1) out of the brake cable (1). the guide. : Pull the wires (2) forwards and out of the guide. MS 341, MS 361, MS 361 C…
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Page 103
: Pull the wires out of the insulating : Position wires (1) under the Check correct installed position of tube (1). switch shaft (2). the grommet (arrows). Install all other parts in the reverse sequence. MS 341, MS 361, MS 361 C… -
Page 104
Removing crankshaft (flywheel side) Screw sleeve 5910 893 2409 Pulling crankcase halves together Ignition system tester ZAT 4 5910 850 4503 Testing ignition system Ignition system tester ZAT 3 5910 850 4520 Testing ignition system MS 341, MS 361, MS 361 C… -
Page 105
0000 893 4700 Removing and installing the piston pin Press sleeve 1118 893 2400 Installing oil seal(s) Press sleeve 1124 893 2400 Pulling crankcase halves together Remarks: 1) Use only for releasing P screws. MS 341, MS 361, MS 361 C… -
Page 106
0786 111 1109 adhesive (Loctite 270) (50 ml bottle) High-strength threadlocking 0786 110 0126 adhesive (Loctite 649) (50 ml bottle) Standard commercial solvent- Cleaning sealing faces based degreasant containing no chlorinated or halogenated hydrocarbons MS 341, MS 361, MS 361 C… -
Page 107
MS 341, MS 361, MS 361 C… -
Page 108
MS 341, MS 361, MS 361 C… -
Page 109
MS 341, MS 361, MS 361 C… -
Page 110
englisch / english 0455 212 0123. M1. E4. Rei. Printed in Germany…
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Задать вопрос о Stihl MS 341
- Бренд:
- Stihl
- Продукт:
- пилы
- Модель/название:
- MS 341
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