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Details engine displacement, bore, stroke, power, and speed specifications.
Lists recommended spark plug types and electrode gap settings.
Outlines fuel system pressure test specifications and fuel type.
Specifies torque values for various fasteners used in the assembly.
Addresses common clutch issues, their causes, and remedies.
Provides solutions for problems related to the starter rope and mechanism.
Guides on diagnosing and fixing ignition system faults like no spark or misfires.
Lists carburetor-related problems and their corrective actions.
Covers engine-specific issues like starting problems or erratic running.
General information regarding the starter rope's stiffness and dirt issues.
Step-by-step guide for removing and installing the rewind starter.
Instructions for handling and removing the rope rotor.
Details the procedure for replacing the starter rope, including knotting.
Explains how to properly tension the rewind spring for the starter rope.
Describes how to remove and lubricate the pawl in the starter mechanism.
Instructions for safely replacing the broken rewind spring.
Step-by-step guide to remove the engine shroud.
Explains the importance of air filters and how to clean or replace them.
Identifies carburetor testing procedures and common issues.
Details how to perform a leakage test on the carburetor.
Provides steps for removing and installing the carburetor.
Describes the removal and servicing of the manual fuel pump.
Explains how to remove, check, and replace the metering diaphragm.
Details the removal and reinstallation of the inlet needle.
Instructions for removing and installing the fixed jet in the carburetor.
Guides on removing, checking, and replacing the pump diaphragm.
Explains the procedure for stripping down and cleaning the accelerator pump.
Covers the standard setting and adjustment of the idle speed screw.
Details the procedure for performing a basic setting of the carburetor screws.
Explains the function of the tank vent and identifies different types.
Describes how to check the functionality of the tank vent.
Provides instructions for replacing the tank vent using vacuum and pressure tests.
Explains how the diaphragm pump draws fuel and the role of the pickup body.
Details the process for cleaning the fuel tank and disposing of fuel.
Covers the differences in fuel supply systems and their removal/installation.
Instructions for removing and installing the fuel tank, including leak testing.
Describes how to measure engine compression pressure and specifications.
Step-by-step guide for checking and adjusting valve clearances.
Details the procedure for adjusting valves using rocker arms and pushrods.
Instructions for removing, inspecting, and installing cam followers and the cam gear.
Checks the function and movement of the decompression system lever.
Covers the removal, cleaning, and replacement of the muffler and screen.
Introduces the clutch system and its inspection.
Covers cleaning, mounting, and removing the flywheel.
Provides instructions for replacing oil seals on the crankshaft.
Steps for removing and cleaning the lower half of the crankcase.
Covers the procedure for installing the crankshaft and related components.
Details the removal and installation of the piston, including piston pin.
Instructions for removing, cleaning grooves, and installing new piston rings.
Guides on removing and installing valves and valve springs.
Covers removing and installing the upper crankcase and cylinder assembly.
Details procedures for testing the engine for leaks.
Instructions for removing, servicing, and installing the spark plug boot.
Explains the ignition module's function and components.
Step-by-step guide for removing and installing the ignition module.
Describes how to test the ignition system using specialized testers.
Details how to remove and handle the throttle trigger and lockout lever.
Instructions for removing and reinstalling the throttle cable tensioner.
Steps for adjusting the throttle cable tension.
Adjusting the throttle cable on control handles equipped with a slide.
Adjusting the throttle cable on control handles without a slide.
Verifies the correct adjustment of the throttle lever against stops.
Instructions for removing and installing the slide control.
Steps for removing and installing the fan housing and rubber elements.
Lists special tools required for servicing and their part numbers.
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