Engine; Valve Clearance Adjustment; Insp Adj - Yamaha YFM250XL(C) Service Manual

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VALVE CLEARANCE ADJUSTMENT

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ENGINE

VALVE CLEARANCE ADJUSTMENT
NOTE:
The valve clearance must be adjusted
when the engine is cool to the touch.
Adjust the valve clearance when the pis-
ton is at the Top Dead Center (T.D.C.) on
compression stroke.
Removal
1.Place the machine on a level place.
2.Remove:
Seat
Fuel tank cover
Fuel tank
Refer to the "FUEL TANK - Removal" sec-
tion.
3.Remove:
Timing plug 1
Recoil starter assembly 2
4.Remove:
Tappet cover 1 (exhaust)
Tappet cover 2 (intake)
Adjustment
1.Measure:
Valve clearance
*********************************
Measurement steps:
Turn the crank shaft counterclockwise
with the wrench.
INSP
ADJ