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Details repair and servicing procedures, usage of parts lists, and technical information bulletins.
Mentions special servicing tools are listed in the last chapter and available from STIHL.
Manuals are for STIHL servicing dealers only and must not be passed to third parties.
Details displacement, bore, stroke, compression ratio, power, torque, speed, and bearings.
Covers carburetor settings, fuel tank capacity, octane number, fuel mixture, and air filter type.
Lists ignition type, air gap, timing, advance angle, spark plug details, and heat range.
Provides details on guide bars, bar lengths, Oilomatic chain, chain sprockets, chain speed, and lubrication.
Lists repair kits, sprockets, Elastostart, and air filters for user and service shop.
Specifies tightening torques for various fasteners and components for assembly.
Addresses issues like chain turning at idle, loud noises, and rapid wear of chain or sprocket.
Covers problems with starting, power delivery, erratic operation, and engine overheating.
Guides through diagnosing issues related to spark plug, ignition lead, and module.
Helps diagnose issues with starter rope, rewind spring, and starter mechanism.
Troubleshoots problems with chain receiving no oil or oil pump delivery.
Addresses carburetor flooding, stalling, poor acceleration, and engine speed drops.
Step-by-step instructions for taking apart the clutch assembly.
Detailed guide for reassembling the clutch components correctly.
Procedures for removing and installing the chain sprocket, including torque settings.
Instructions for taking apart and putting back together the chain brake mechanism.
Steps for removing, disassembling, and installing the chain tensioner.
Procedures for removing and servicing the exhaust muffler and gasket.
Tests for air leaks in the crankcase using pressure and vacuum methods.
Steps to prepare the engine for pressure and vacuum leakage tests.
How to perform a pressure test on the crankcase to check for leaks.
How to conduct a vacuum test on the crankcase, particularly for oil seals.
Instructions for replacing oil seals on the clutch and ignition sides of the crankcase.
Detailed steps for removing and installing the cylinder and piston assembly.
Procedures for removing, cleaning, and installing piston rings.
Steps for removing and installing the crankshaft and separating/joining crankcase halves.
Guidance on checking, cleaning, gapping, and installing the spark plug.
Procedures for removing and installing the ignition plug terminal and lead.
Instructions for removing, installing, and checking the ignition module and flywheel.
Details on servicing the ground wire and short circuit wire connections.
Performing routine maintenance, cleaning, and lubrication of the rewind starter.
Steps for removing and installing the rope rotor and reliving rewind spring tension.
Procedure for replacing the starter rope, including knot tying and installation.
Instructions for safely replacing the rewind spring, including handling precautions.
Method for correctly tensioning the rewind spring for proper starter operation.
Servicing the pawl and replacing the starter rope guide bush.
Procedure for removing and installing the front upper annular buffer.
Procedure for removing and installing the front lower annular buffer.
Procedure for removing and installing the rear annular buffer.
Instructions for removing and installing the master control lever.
Procedures for disconnecting and connecting choke and throttle rods.
Steps for removing and installing the interlock lever and switch shaft.
Details on handling and installing contact springs for ground wire.
Instructions for servicing the double lever for choke and throttle control.
Procedures for removing and installing the front handle.
Steps for removing and installing the handle housing, including manifold flange.
Procedures for removing, cleaning, and installing the suction hose and pickup body.
Instructions for cleaning and replacing the tank vent valve.
Steps for removing, installing, and servicing the oil pump and its components.
Guidance on cleaning and replacing the air filter and its element.
Step-by-step process for removing and reinstalling the carburetor.
Method for testing the carburetor for leaks using specialized equipment.
Detailed procedures for servicing carburetor components and adjusting settings.
Procedures for servicing the fuel pickup body and fuel hose, including tank cleaning.
Instructions for cleaning and installing the tank vent valve for proper pressure equalization.
Procedures for removing and installing the tank housing and its components.
Comprehensive list of part numbers and applications for specialized tools.
List of recommended servicing aids, greases, threadlockers, and cleaning agents.
General
