Stihl TS 420 Manual
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Stihl TS 420 Manual

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STIH)
STIHL TS 410, 420
2007-09

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  • Page 1 STIH) STIHL TS 410, 420 2007-09...

  • Page 2: Table Of Contents

    Studs for securing the cast arm with guard Rewind starter General Removal and installation Pawl Rope rotor Starter rope / starter grip Tensioning the rewind spring Replacing the rewind spring © ANDREAS STIHL AG & Co. KG, 2007 TS 410, TS 420...
  • Page 3 Tank vent 12.7.1 Testing 12.7.2 Removal and installation 12.7.3 Manual fuel pump 12.8 Fuel Intake 12.8.1 Pickup body 12.8.2 Fuel hoses 12.8.3 Fuel tank filler cap 12.9 Tank housing, removal and installation Special tools Servicing accessories TS 410, TS 420...

  • Page 4: Introduction

    "Special Servicing Tools" of this procedures for this power tool. manual. Use the part numbers to identify the tools in the STIHL Refer to the illustrated spare parts Special Tools manual. lists during all repair work. These...
  • Page 5 The cast arm with guard must be removed first. Always use original STIHL replacement parts. They can be identified by the STIHL part number, the STIH) logo and the parts symbol ( The symbol may appear alone on small parts.

  • Page 6: Safety Precautions

    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. Always test for leaks after working on the fuel system and shortblock. TS 410, TS 420...

  • Page 7: Specifications

    Electrode gap: 0.5 mm Cutting wheels TS 410 Composite and diamond cutting wheels Diameter 300 mm Cutting depth approx. 100 mm TS 420 Composite and diamond cutting wheels Diameter 350 mm Cutting depth approx. 125 mm TS 410, TS 420...

  • Page 8: Tightening Torques

    Clamping lever / cast arm Bolt M 3x20 Hose clamp, manifold / cylinder M 8x1 Starter cup / crankshaft 33.0 Bolt M 8x53 Stud / crankcase 21.0 Bolt P 6x50 Support / clamp / handlebar / tank housing TS 410, TS 420...
  • Page 9 Screwdriver speed when used in plastic material: DG and P screws max. 500 rpm. Do not use an impact wrench to release or tighten screw connections. Screws with and without locking serration must not be confused. TS 410, TS 420...

  • Page 10: Troubleshooting

    Clutch springs stretched or fatigued Replace all tension springs Grooved ball bearing on poly V-belt Replace grooved ball bearing pulley / clutch drum damaged Clutch shoe retainer broken Replace retainer Clutch shoes and carrier worn Install new clutch TS 410, TS 420...

  • Page 11: Cast Arm With Guard

    Replace tension springs Cutting wheel runs dry although Shut-off cock or connector for hose Check and clean shut-off cock / shutoff cock is open is clogged connector, replace if necessary Nozzles are clogged Clean nozzles, replace if necessary TS 410, TS 420...

  • Page 12: Rewind Starter

    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 TS 410, TS 420...

  • Page 13: Ignition System

    / ignition module, replace if necessary Check operation of spark plug Clean the spark plug or replace if necessary If the engine runs roughly, this may also be due to problems in the carburetor or shortblock. TS 410, TS 420...
  • Page 14 Check short circuit wire and switch, short circuit wire or short circuit replace switch if necessary switch Break or damaged insulation in Check ignition lead, replace if ignition lead necessary Ignition module defective Replace ignition module TS 410, TS 420...

  • Page 15: Carburetor

    Inlet needle sticking to valve seat Remove inlet needle, clean and refit Diaphragm gasket leaking Replace diaphragm gasket Metering diaphragm damaged or Replace metering diaphragm shrunk Manifold damaged Replace manifold Impulse hose damaged or kinked Straighten or replace impulse hose TS 410, TS 420...
  • Page 16 Clean the carburetor Low speed adjusting screw "too Correct setting of low speed rich" or "too lean" adjusting screw L Setting of idle speed screw Correct setting of idle speed incorrect – throttle shutter screw LA completely closed TS 410, TS 420...
  • Page 17 Check lever, rod and air valve, adjust, clean or replace if necessary Engine idles erratically – too lean Air valve does not close completely Check lever, rod and air valve, adjust, clean or replace if necessary TS 410, TS 420...

  • Page 18: Engine

    Decompression valve does not Replace decompression valve close Engine overheating Insufficient cylinder cooling. Thoroughly clean all cooling air Air inlet openings in fan cover openings and the cylinder fins. clogged or cooling fins on cylinder severely fouled. TS 410, TS 420...

  • Page 19: Cast Arm With Guard

    (3) in the connector : Remove screw (1) (arrow) and turn the connector – STIHL Press Fluid makes it down. : Guide the adjusting lever (2) over easier to fit the sealing rings, the lift-off lugs (arrow) with a b 14.

  • Page 20: Cast Arm With Guard

    – Take out the banjo bolt on the guard and remove the connector with water hose. : Remove the cast arm with guard (1). : Take the hose (1) out of the guides (arrows). TS 410, TS 420...
  • Page 21 – Press the rubber ring (1) into the : Block the belt pulley (arrow). hole in the guard until it lies flush. : Unscrew the nut (left-hand thread) and remove the washer. – Pull off the belt pulley (1). TS 410, TS 420...
  • Page 22 (2). – Slide the cast arm into the rubber bearing. : Drive the ball bearing out of the cast arm with press arbor (1) 4224 893 7200. Always use new grooved ball bearings. TS 410, TS 420...
  • Page 23 (1) on the shaft. – Fit the axial clamping ring. : Insert the screws with sleeves and springs in the holes (arrows) and position the parts. – Insert and tighten down the screws. – Tightening torques, b 3.5. TS 410, TS 420...
  • Page 24 : Press the hose (1) into the guides (arrows), but do not tighten them (arrows). down yet. – Tightening torques, b 3.5. – Tension the ribbed poly V-belt, b 5.5. – Screw all three collar nuts tight. TS 410, TS 420...

  • Page 25: Testing Radial And Axial

    – Remove the test equipment after testing. : Fit a test wheel (1). : Fit the thrust washer so that the lugs (1) engage the grooves (arrows) in the shaft. TS 410, TS 420...

  • Page 26: Test Sequence

    Incorrect handling, use of Replace spindle (shaft) force Tangible radial backlash in Grooved ball bearings Replace spindle and the bearing seat → spindle damaged by dust and/or grooved ball bearings bearing faulty bearing seat worn at the spindle TS 410, TS 420...

  • Page 27: Ribbed Poly V-Belt

    (2) and turn the pulley (2) to draw the belt onto the pulley. : Take the ribbed poly V-belt (1) off : Pull the hose (1) out of the guides the front belt pulley (arrow). (arrows). TS 410, TS 420...

  • Page 28: Tensioner

    : Take out the screws (arrows). : Hook the spring of the : Turn the hexagon (1) on the tensioner into the hole (arrow) in tensioner clockwise. the lever (1). – Fit the cover. TS 410, TS 420...

  • Page 29: Starter Cup

    : Push the locking strip (1) 0000 893 5903 as far as possible into the cylinder. : Remove the screw (arrow). – Fit the piston. Screw remains in cap. – Remove the cap (1) with screw. TS 410, TS 420...
  • Page 30 (2) of the clutch. – Slide the starter cup into place and screw on the nut. – Block the piston and screw the nut tight. – Tightening torques, b 3.5. – Reassemble remaining parts in reverse order. TS 410, TS 420...

  • Page 31: Clutch

    (1) to the clutch shoes. : Slip the retainers (1) onto the clutch shoes. : Use the hook (2) 5910 890 2800 to attach the other end of the spring and press it firmly into the clutch shoe. TS 410, TS 420...

  • Page 32: Belt Pulley

    – Remove the clutch drum (1). hexagon (arrow) can be seen. – Block the piston, b 5.7. : Drive out the ball bearing with the drift pin (1) 4119 893 7200. TS 410, TS 420...

  • Page 33: Studs For Securing The Cast Arm With Guard

    – Slide the clutch drum (1) into – Tightening torques, b 3.5. place. – Reassemble remaining parts in : Slip on the ring (arrow). reverse order. – Tightening torques, b 3.5. – Reassemble remaining parts in reverse order. TS 410, TS 420...

  • Page 34: Shortblock

    : Examine and clean the mating – Insert the screws (arrows) and surfaces (arrows), b 14. tighten them down. – Tightening torques, b 3.5. : Remove the exhaust gasket (1) and cooling plate (2). TS 410, TS 420...

  • Page 35: Leak Testing

    The spark plug (2) must be screwed internal counterpressure. tight. – Remove the carburetor, b 12.2. This kind of fault can be detected by testing with pump 0000 850 1300. TS 410, TS 420...

  • Page 36: Pressure Test

    20 seconds, the crankcase pump. is airtight. – Continue with pressure test, – If the pressure drops, the leak b 7.2.3. must be located and the defective part replaced. TS 410, TS 420...

  • Page 37: Oil Seals

    14. : Apply the puller (1) – Reassemble remaining parts in 5910 890 4400 with jaws (profile reverse order. No. 3.1) 0000 893 3706. – Clamp the puller arms. – Pull out the oil seal. TS 410, TS 420...

  • Page 38: Removing And Installing

    1 minute. – Reassemble remaining parts in reverse order. – Tightening torques, b 3.5. : Take out the screws (arrows). : Unhook the throttle rod (1) from the throttle trigger (2). – Remove the filter cover (1). TS 410, TS 420...
  • Page 39 (arrow) until it is fully b 7.4. home. : Slide the switch (1) with retainer into the mount (arrow). : Insert and tighten down the screws (arrows). TS 410, TS 420...

  • Page 40: Cylinder

    – Take off the spark plug boot and remove the spark plug, b 5.7. – Remove the fan cover, b 7.3. – Remove the carburetor, b 12.2. : Remove the cylinder gasket (1). – Remove the muffler, b 7.1. TS 410, TS 420...
  • Page 41 Screws and cover on the cylinder protrude beyond the piston wall. are due to production and must not be removed; simply loosening the screws can cause problems in the form of leaks. TS 410, TS 420...

  • Page 42: Crankshaft

    – Remove the cylinder, b 7.5. – Tighten the screws down – Remove the piston, b 7.7. crosswise. Always fit new grooved ball – Tightening torques, b 3.5. bearings and oil seals when removing the crankshaft. TS 410, TS 420...
  • Page 43 17.3 Assembly tools without holes "21" can be reworked with 5.5 mm holes as illustrated. : Remove the gasket (1). The drilled plate is shown from above in the illustration. Dimensions are given in millimeters. TS 410, TS 420...
  • Page 44 – Check the two halves of the crankcase and the grooved ball bearing, replace if necessary, b 7.6.2. TS 410, TS 420...
  • Page 45 The makes contact. mating surfaces must not be damaged in any way whatsoever. The crankcase must be fitted rapidly, as the heat is transmitted to the crankshaft stub and the inner bearing race contracts. TS 410, TS 420...
  • Page 46 (arrow) always faces upwards towards the cylinder. – Remove the installing tool. : Place the threaded sleeve (1) over the thread (2) of the cylindrical crankshaft stub and screw it on. TS 410, TS 420...

  • Page 47: Grooved Ball Bearing / Crankcase

    – Reassemble remaining parts in reverse order. – Heat the area around the bearing seat to approx. 150 °C (300 °F). The bearing (1) drops out of its own accord when this temperature is reached. TS 410, TS 420...

  • Page 48: Piston

    – Install the oil seals, b 7.3. The assembly drift can be inserted – Reassemble remaining parts in through the fitted snap ring. reverse order. : Examine and clean the crankcase, replace if necessary. – Tightening torques, b 3.5. TS 410, TS 420...

  • Page 49: Installation

    (needle cage) and secure the : Attach the snap ring (1) to the piston. magnet (2) and align it so that the snap ring gap is on the flat side (arrow). TS 410, TS 420...
  • Page 50 – Tightening torques, b 3.5. tool shank home until the snap ring slips into the groove. The tool must be precisely aligned in axial direction of the piston pin. TS 410, TS 420...

  • Page 51: Piston Rings

    – Fit the decompression valve by hand and screw it in. – Screw the decompression valve tight. – Tightening torques, b 3.5. – Reassemble remaining parts in reverse order. TS 410, TS 420...

  • Page 52: Ignition System

    : Take out the screws (arrows). The ignition module accommodates all the components required to – Remove the connector tag (1) control ignition timing. There are and ignition module (2). two electrical connections on the coil body: TS 410, TS 420...
  • Page 53 : Position the ignition module (1) and insert the screw (arrow), but do not tighten it down yet. : Reconnect the short circuit wire and ground wire (1) and fit the wiring harness in the retainers (arrows). TS 410, TS 420...

  • Page 54: Ignition Timing

    High voltage – risk of electrocution. : Crank the engine quickly with the rewind starter and check sparkover in the window (2) of the ignition system tester. The engine may start and accelerate during the test. TS 410, TS 420...

  • Page 55: Spark Plug Boot

    – Unhook the torsion spring from the ignition lead. – Pull the boot off the ignition lead. – Use a pointed tool to pierce the center of the lead's insulation about 15 mm from the end of the ignition lead. TS 410, TS 420...

  • Page 56: Flywheel

    8.1.1. – Reassemble remaining parts in reverse order. : Uniformly screw the screws of the puller (1) 1135 890 4500 as far as possible into the holes in the flywheel until the puller makes contact. TS 410, TS 420...

  • Page 57: Short Circuit Wire / Switch

    : Disconnect the ground wire (1) spark plug and ignition lead with and short circuit wire (2). spark plug boot are in order. – Remove the fan cover, b 7.3. : Disconnect the short circuit wire (1). TS 410, TS 420...
  • Page 58 : Press the ignition lead (1) into the necessary. cable guides (arrows). – Plug in the spark plug boot. Installation : Connect the ground wire (1) and short circuit wire (2) and insert them in the cable guide (arrow). TS 410, TS 420...

  • Page 59: Troubleshooting, Ignition System

    – Spark plug boot damaged? – Replace spark plug boot and/or torsion spring if necessary, b 8.4. Check ignition: with ZAT 3 or ZAT 4 (use ZAT 3 as main spark gap, see TI 32.94), b 8.3. TS 410, TS 420...
  • Page 60 – Spark plug boot: holes / cracks? – Resistance of spark plug boot to ground: required: 1.5...12 kΩ – Check resistance of ignition lead: value required < 10 Ω – Replace spark plug boot and/or ignition lead if necessary, b 8.4. TS 410, TS 420...
  • Page 61 8.1.1. Engine runs Engine runs smoothly, – Look for fault in fuel or troubleshooting procedure carburetor system completed – Check power unit for leaks – Check position of flywheel on crankshaft, b 7.2, b 8.5. TS 410, TS 420...

  • Page 62: Rewind Starter

    – Tighten down the screws. care when removing the spring. – Tightening torques, b 3.5. – Clean all parts, b 14. – Slide a new pawl into the hole (arrow) and grease the peg (1), b 14. TS 410, TS 420...

  • Page 63: Rope Rotor

    : Pull out the starter rope (1) – Remove the spring and pull out approx. 30 cm, then hold the rope the pawl, b 9.3. rotor (2) steady. The recess (arrow) must point towards the rope guide. TS 410, TS 420...

  • Page 64: Starter Rope / Starter Grip

    – Remove any remaining rope from the rope rotor if necessary. The starter rope must not be shortened. Do not shorten the starter rope. – Remove the rope rotor, b 9.4. TS 410, TS 420...

  • Page 65: Tensioning The Rewind Spring

    9.4, b 9.6. Hold the tensioned rope rotor firmly, – Install the starter cover, b 9.2. as the rewind spring will be damaged if it jumps back suddenly. – Tightening torques, b 3.5. TS 410, TS 420...

  • Page 66: Replacing The Rewind Spring

    (arrows). – Before installation, coat the rewind spring and washer with The rewind spring may pop out. a few drops of STIHL special lubricant, b 14. TS 410, TS 420...
  • Page 67 9.6. – Reassemble remaining parts in reverse order. – Arrange the spring (1) as shown in the illustration. – Tightening torques, b 3.5. : Position the anchor loop in the fixture (arrow) in the spring housing. TS 410, TS 420...

  • Page 68: Repairing The Av System

    – Tightening torques, b 3.5. – Remove the muffler, b 7.1. : Remove the screw (arrow). : Fit the AV spring with handlebar support (arrow) on the handlebar : Remove the AV spring (1). and hold it in position. TS 410, TS 420...

  • Page 69: Av Spring In The Support

    The AV spring is prevented from twisting. The AV spring must be screwed in as far as possible. : Push the bearing plug into the mount (arrow) and hold it in position. TS 410, TS 420...

  • Page 70: Av Spring On The Carburetor

    : Remove the clamp (1). : Remove the screw (arrow). The AV spring must be screwed in as far as possible. : Push the bearing plug into the mount (arrow) and hold it in : Remove the screw (arrow). position. TS 410, TS 420...
  • Page 71 (arrow) and hold it in screw (2). : Push the AV spring (1) into the position. handlebar so that the tab (2) The peg (arrow) must engage in the engages in the notch (arrow). hose. TS 410, TS 420...

  • Page 72: Rubber Buffers / Support

    : Take out the screws (arrows). – Remove the rubber buffers (1). – Remove the AV spring (2), b 10.2. : Insert and tighten down the screws (arrows). – Check the various parts and replace if necessary. TS 410, TS 420...
  • Page 73 – Remove the filter cover, b 12.1. air baffle and into the lateral guide on the tank housing (arrows). : Remove the screw (arrow). – Then press the support foot (1) – Lift the air baffle (1). into the retainers. TS 410, TS 420...

  • Page 74: Actuating Levers

    (arrows). – Position k = Hot start: for – Check the various parts and starting the hot engine replace if necessary. – Position j = Engine is running, has reached operating temperature. TS 410, TS 420...

  • Page 75: Throttle Trigger / Trigger Interlock, Removal And Installation

    : Lay the leaf spring (1) on the cams of the switch shaft and – Insert and tighten down the press it into the mount (arrow). screw. – Hook the torsion spring into the – Tightening torques, b 3.5. trigger interlock. TS 410, TS 420...
  • Page 76 : Press the trigger interlock (1) into (arrow). the bearing points (arrows) until it clicks into place. : Guide the throttle trigger (1) past the switch shaft (arrow) and place it in the shroud with the torsion spring. TS 410, TS 420...

  • Page 77: Choke Lever / Holder, Removal And Installation

    (arrow). : Apply a screwdriver to the edge (arrow) and pry out the holder (1). – Remove the manual fuel pump, b 12.7.3. – Examine the choke lever, leaf spring and holder, replace if necessary. TS 410, TS 420...

  • Page 78: Fuel System

    : Turn the carburetor to the side slightly and disconnect the fuel hose (1) from the connector (arrow). : Disconnect the fuel and compensator hose from the – Examine the carburetor and connectors (arrows). repair or replace it if necessary. TS 410, TS 420...
  • Page 79 – Reassemble remaining parts in – Insert and tighten down screws in reverse order. the flange of the manifold. – Check correct functioning. – Check correct functioning and easy movement of the choke – Tightening torques, b 3.5. shutter. TS 410, TS 420...

  • Page 80: Leakage Testing

    (arrow). – Install the carburetor, b 12.2. – Reassemble remaining parts in reverse order. – Tightening torques, b 3.5. TS 410, TS 420...

  • Page 81: Inlet Needle

    (1) are installed. : Align the gasket (1) and metering diaphragm (2) so that the small holes (arrows) face the oblong hole (3). – Remove the metering diaphragm, b 12.3.1. : Remove the screw (arrow). TS 410, TS 420...

  • Page 82: Fixed Jet

    – Install the metering diaphragm, : Remove the screw (arrow). b 12.3.1. – Reassemble remaining parts in : The inlet needle must be reverse order. replaced if a circular indentation (arrow) is visible on the tip of its sealing cone. TS 410, TS 420...
  • Page 83 The diaphragm material is subjected to continuous alternating stresses and eventually shows signs of fatigue. In other words, the diaphragm distorts and swells and must be replaced. TS 410, TS 420...

  • Page 84: Air Valve

    – Unhook the rod (1). – Throttle shutter between idle Torsion springs (arrows) must be speed and full throttle – air valve pre-tensioned and attached to the is between closed and open levers. wide TS 410, TS 420...
  • Page 85 (arrow) on the air valve shaft so that the number is no longer visible. : Hook the leg of the torsion spring into the connector (arrow) on the – Insert and tighten down the air valve housing. screw. TS 410, TS 420...

  • Page 86: Choke Shaft / Choke Shutter

    : Turn the choke shaft a little and must be located in the hole. take out the choke shutter (1). : Fit the E-clip (2). – Check correct functioning and easy movement. – Reassemble remaining parts in reverse order. TS 410, TS 420...
  • Page 87 – Examine the choke shaft (1), ring (2), sealing ring (3) and torsion spring (4), replace if necessary. – Note the installed position (arrow) when installing the torsion spring. : Install the E-clip (1) and let go of the choke shaft. TS 410, TS 420...

  • Page 88: Throttle Shaft / Throttle Shutter

    – Remove the pump diaphragm, b 12.3.4. : Pull the throttle shaft (1) out towards the adjusting screws, unhooking and relieving the torsion spring (2) at the same time. – Clean the throttle shaft and guides, b 14. TS 410, TS 420...
  • Page 89 (1). (arrow) with a suitable tool and – Insert and tighten down the push the throttle shaft through screw. – Check the various parts and further. replace if necessary. – Reassemble parts in reverse order. TS 410, TS 420...

  • Page 90: Adjusting Screws

    Always fit a new limiter cap. – Remove the carburetor, b 12.2. – Hold the throttle shaft in this pre- tensioned position. – See also troubleshooting on the : Attach the rod (1). carburetor, b 4.5. TS 410, TS 420...

  • Page 91: Carburetor Adjustment

    L in as far as possible. – Continue with the high speed adjusting screw. : Examine the setting cone (1) for signs of damage or wear. Fit a new high speed adjusting screw if necessary. TS 410, TS 420...

  • Page 92: Standard Setting

    – Switch off engine. – Carefully turn the high speed screw H counterclockwise as far as possible (max. ¾ turn). – Carefully turn the low speed screw L clockwise as far as possible, then back off 1 turn. TS 410, TS 420...

  • Page 93: Choke Rod And Throttle Rod

    – Check correct functioning. order. – Turn the high speed screw H – Reassemble remaining parts in clockwise (leaner), but no further – Check correct functioning. reverse order. than the stop. – Tightening torques, b 3.5. TS 410, TS 420...

  • Page 94: Intake Elbow, Removal And Installation

    : Press the upper elbow (1) into the flange (2) until it encloses the upper hole completely. : Take out the screws (arrows) and open the hose clips completely. – Check and clean the intake fitting (arrows) on the cylinder, b 14. TS 410, TS 420...

  • Page 95: Impulse Hose

    The impulse hose must not display any signs of damage, otherwise it must be replaced. – Use STIHL Press Fluid to ease – Fit the air guide shroud (1). installation, b 14. : Insert and tighten down the : Push the intake elbow (1) as far screws (arrows).

  • Page 96: Tank Vent

    : Connect the fuel hose (1) of the manual fuel pump to the connector (arrow). – Reassemble remaining parts in reverse order. : Connect a separate fuel hose (1) to the connector (arrow) and seal it. TS 410, TS 420...

  • Page 97: Removal And Installation

    : Push the new tank vent (2) as far as possible into the grommet. : Connect the fuel hose (1) to the – Reassemble remaining parts in short connector (arrow) on the reverse order. new fuel pump. – Tightening torques, b 3.5. TS 410, TS 420...

  • Page 98: Fuel Intake

    1. : Connect the fuel hose (1) to the connector (arrow). – Install the choke lever, b 11.2.1. – Check correct functioning. – Reassemble remaining parts in reverse order. – Tightening torques, b 3.5. TS 410, TS 420...

  • Page 99: Fuel Hoses

    – Coat with STIHL Press Fluid, b 14. : Pull the fuel hose (1+2) off the connector (arrows). : Pull the fuel hose (1) off the connector (2).

  • Page 100: Fuel Tank Filler Cap

    12.2. – Reassemble remaining parts in reverse order. – Check that the hose is correctly seated: the hose (arrows) must enclose the opening completely – Tightening torques, b 3.5. on the flywheel side. TS 410, TS 420...
  • Page 101 – Hold the tank housing (1). – Position the tank housing (1) on the crankcase from below. : Draw the hose (2) through the opening (arrow) in the tank housing with the tab. – Hold the tank housing (1). TS 410, TS 420...

  • Page 102: Special Tools

    Remove oil seal(s) Installing sleeve 1118 893 4602 Protect oil seal on clutch side Assembly drift 1110 893 4700 Remove and install the piston pin Installing tool, 10 5910 890 2210 Fit hookless snap rings in piston TS 410, TS 420...
  • Page 103 Screwdriver T27x150 5910 890 2400 IS-P screws (4 mm) Pliers A10 0811 611 8200 Remove and install external retaining rings Pliers C19 0811 641 8380 Remove and install internal retaining rings Remarks: 1) Use only for releasing. TS 410, TS 420...

  • Page 104: Servicing Accessories

    (Loctite 270) Very high-strength thread-locking 0786 111 2117 adhesive (Loctite 648) Standard solvent-based Cleaning sealing faces and the carburetor, degreasant not containing any cleaning the crankshaft stub and tapers in chlorinated or halogenated flywheel hydrocarbons TS 410, TS 420...
  • Page 105 TS 410, TS 420...
  • Page 106 englisch / english 0455 370 0123. M0. K7. Printed in Germany...

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Ts 410

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