Throttle Lubrication; Decompression Lever Adjustment - Yamaha YZ426F(P) Owner's Service Manual

THROTTLE LUBRICATION/

DECOMPRESSION LEVER ADJUSTMENT

THROTTLE LUBRICATION
1. Remove:
Cover (throttle cable cap) 1
G
Cover (grip cap) 2
G
Throttle cable cap 3
G
2. Apply:
Lithium soap base grease
G
On the throttle cable end a.
3. Install:
Throttle cable cap
G
Screw (throttle cable cap)
G
Cover (grip cap)
G
Cover (throttle cable cap)
G
DECOMPRESSION LEVER ADJUSTMENT
1. Check:
Decompression lever free play
G
Checking steps:
Remove the timing plug.
G
Turn the crankshaft counterclockwise to
G
align the T.D.C. mark a on the rotor with
the align mark b on the crankcase cover
when piston is at T.D.C. on compression
stroke.
Check the free play c.
G
Free play:
5 ~ 9 mm (0.20 ~ 0.35 in)
2. Adjust:
Decompression lever free play
G
Adjustment steps:
Loosen the locknut 1.
G
Turn the adjuster 2 in or out until the
G
adjustment is suitable.
Tighten the locknut.
G
CAUTION:
After the adjustment, start the engine
and make sure that the engine does not
stop when the handlebars are turned
fully both ways. If the decompression
cable is too tense, the engine will stop by
the decompression system.
3 - 11
INSP
ADJ
4 Nm (0.4 m · kg, 2.9 ft · lb)