3. INSPECTION/ADJUSTMENT PEOPLE 125/150
When the engine misses or run erratic, adjust
the pilot screw.
VALVE CLEARANCE Cylinder Head Cover
Inspect and adjust valve clearance while
the engine is cold (below 35 ).
Remove the center cover. ( 2)
Remove the cylinder head cover. ( 7-4)
Bolts
Turn the flywheel counterclockwise so that
the "T" mark on the flywheel aligns with the
index mark on the crankcase to bring the
round hole on the camshaft gear facing up to
the top dead center on the compression
stroke.
Inspect and adjust the valve clearance. Valve Wrench
Valve Clearance: IN: 0.12mm
EX: 0.12mm
Loosen the lock nut and adjust by turning the
adjusting nut
Special
Valve Wrench
· Check the valve clearance again after
the lock nut is tightened.
CARBURETOR IDLE SPEED
Throttle Stop Screw
· The engine must be warm for accurate
idle speed inspection and adjustment.
Remove the inspection cover.
Warm up the engine before this operation.
Start the engine and connect a tachometer.
Turn the throttle stop screw to obtain the
specified idle speed.
Idle Speed: 1700100rpm
3-5
4.7 / 5