3.43
ENGINE
2. Slide the shaft through the tower just enough to install
the wave washer (A).
NOTE: The flats of the wave washer are positioned
against the intake rocker arm.
3. Install the rocker arms in the same position as
marked during disassembly.
4. Turn the engine through several revolutions to be
sure parts rotate freely and smoothly.
5. Adjust valve clearance as outlined in the
maintenance section.
STARTER DRIVE ASSEMBLY
1. Be sure the washer is positioned on the back of the
drive gear.
2. Apply Starter Drive Grease (PN 2871460) to the drive
bushings in the cases and all moving surfaces of the
starter drive gears and install.
3. Install recoil housing and torque bolts to specification.
TROUBLESHOOTING
SPARK PLUG FOULING
TROUBLESHOOTING
• Restricted air filter (main or pre-cleaner), or air
inlet ducts.
• Choke cable adjustment or plunger/cable sticking
• Foreign material on choke plunger seat or plunger
• Incorrect spark plug heat range or gap
• Jet needle and/or needle jet worn or improperly
adjusted
• Excessive carburetor vibration (check all engine
and carburetor mounts)
• Oil contaminated with fuel
• ETC switch mis-adjusted
• Low compression
• Spark plug cap loose or faulty
• Loose jets in carburetor or calibration incorrect for
altitude/temperature
A
Starter Drive Grease:
(PN 2871460)
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