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Related Manuals for Stihl FC Series
Summarization of Contents
3. Specifications
3.1 Engine Specifications
Technical data for the engine, including displacement, bore, and power.
3.2 Fuel System Specifications
Technical data for the fuel system, including leakage and vent specifications.
3.3 Ignition System Specifications
Technical data for the ignition system, including air gap and spark plug type.
3.4 Tightening Torques
Specified torque values for fasteners during assembly and disassembly.
4. Troubleshooting
4.1 Clutch Troubleshooting
Diagnosing and resolving common clutch issues.
4.2 Rewind Starter Troubleshooting
Diagnosing and resolving common rewind starter issues.
4.3 Ignition System Troubleshooting
Diagnosing and resolving common ignition system problems.
4.4 Carburetor Troubleshooting
Diagnosing and resolving common carburetor problems.
4.5 Engine Troubleshooting
Diagnosing and resolving common engine performance and starting issues.
5. Engine Servicing
5.1 Engine Removal and Installation
Step-by-step procedure for removing and installing the engine.
5.2 Leakage Test
Procedure for performing a leakage test on engine components.
5.3 Oil Seals
Information and replacement of engine oil seals.
5.4 Ignition Module and Spark Plug Boot
Servicing the ignition module and spark plug boot.
5.5 Clutch
Servicing the clutch assembly.
5.6 Flywheel
Servicing the flywheel.
5.7 Motor
Servicing the motor.
5.8 Muffler and Spark Arresting Screen
Procedure for removing and installing the muffler and spark arresting screen.
5.9 Short Circuit Wire
Information and procedures related to the short circuit wire.
5.10 Ignition System Troubleshooting
Flowchart for troubleshooting ignition system faults.
6. Rewind Starter
6.1 General Rewind Starter Information
General information and common issues with the rewind starter.
6.2 Rewind Starter Removal and Installation
Procedure for removing and installing the rewind starter.
6.3 Pawls and Carrier
Procedure for removing and installing pawls and carrier.
6.4 Rope Rotor Servicing
Procedure for removing and installing the rope rotor.
6.5 Starter Rope and Grip
Procedure for fitting the starter rope and grip.
6.6 Tensioning the Rewind Spring
Procedure for tensioning the rewind spring.
6.7 Replacing the Rewind Spring
Procedure for replacing the rewind spring.
6.8 ErgoStart System
Information and procedures for the ErgoStart system.
7. Control Levers
7.1 Switch Shaft and Control Lever
Description of the switch shaft and control lever components.
7.2 Switch Positions
Explanation of operating modes based on switch positions.
7.3 Interlock Lever (Loop Handle)
Procedure for removing and installing the interlock lever for loop handle models.
7.4 Throttle Trigger/Interlock Lever (Bike Handle)
Procedure for servicing the throttle trigger and interlock lever for bike handles.
7.5 Handlebar (Bike Handle) Installation
Procedure for installing the handlebar on bike handle models.
8. Fuel System Servicing
8.1 Air Filter Maintenance
Procedure for removing, cleaning, and installing the air filter.
8.1.1 Baffle Installation
Procedure for installing the air filter baffle.
8.1.2 Filter Housing Removal
Procedure for removing and installing the filter housing.
8.2 Carburetor Removal and Installation
Step-by-step procedure for removing and installing the carburetor.
8.3 Carburetor Leakage Test
Procedure for testing the carburetor for leaks.
8.4 Carburetor Servicing
Procedures for servicing various carburetor components.
8.5 Adjusting the Carburetor
Procedures for adjusting the carburetor's settings.
8.6 Throttle Cable (Loop Handle) Removal and Installation
Procedure for removing and installing the throttle cable for loop handle models.
8.7 Spacer Flange Removal and Installation
Procedure for removing and installing the spacer flange.
8.8 Tank Vent Servicing
Procedures for testing and servicing the tank vent.
8.9 Fuel Intake System
Information and procedures for the fuel intake system.
8.10 Engine Housing Removal and Installation
Procedure for removing and installing the engine housing.
9. Drive Tube Servicing
9.1 Drive Tube Removal and Installation
Procedure for removing and installing the drive tube.
9.1.1 Drive Tube Disassembly (KM 56)
Procedure for disassembling the drive tube for KM 56 models.
9.1.2 Drive Tube Disassembly (FC 56)
Procedure for disassembling the drive tube for FC 56 models.
9.1.3 Drive Tube Disassembly (FS 56)
Procedure for disassembling the drive tube for FS 56 models.
9.1.4 Drive Tube Disassembly (FS 40, 50)
Procedure for disassembling the drive tube for FS 40 and FS 50 models.
9.1.5 Bearing Housing Removal and Installation
Procedure for removing and installing the bearing housing.
9.1.6 Loop Handle Installation
Procedure for installing the loop handle.
9.1.7 Loop Handle with Barrier Bar
Procedure for installing the loop handle with a barrier bar.
9.2 Add-On Components
Procedures for installing various add-on components.
9.3 Gearbox Servicing
Reference to KombiTools manual for gearbox servicing procedures.
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