Engine; Adjusting The Valve Clearance - Yamaha YFM450FAR Service Manual

ADJUSTING THE VALVE CLEARANCE

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ENGINE

ADJUSTING THE VALVE CLEARANCE
NOTE:
The valve clearance must be adjusted when
G
the engine is cool to the touch.
Adjust the valve clearance when the piston is
G
at the Top Dead Center (T.D.C.) on the
compression stroke.
1.Remove:
Seat
G
Front carrier
G
Front fender
G
Fuel tank
G
Refer to "SEAT, CARRIERS, FENDERS
AND FUEL TANK".
2.Remove:
Tappet cover (intake) 1
G
Tappet cover (exhaust) 2
G
3.Disconnect:
Spark plug cap 3
G
4.Remove:
Spark plug
G
5.Remove:
Recoil starter 1
G
6.Remove:
Timing plug 1
G
3 - 10
CHK
ADJ