Adjusting The Engine Idling Speed - Yamaha FZS600'98 Service Manual

ADJUSTING THE ENGINE IDLING SPEED

EB303020
ADJUSTING THE ENGINE IDLING SPEED
NOTE:
Prior to adjusting the engine idling speed,
the carburetor synchronization should be
adjusted properly, the air filter should be
clean, and the engine should have adequate
compression.
1. Start the engine and let it warm up for sever-
al minutes.
2. Install:
S engine tachometer
(to the spark plug lead of cyl. #1)
3. Check:
S engine idling speed
Out of specification ! Adjust.
4. Adjust:
S engine idling speed
a. Turn the pilot screw 1 in or out until it is
lightly seated.
b. Turn the pilot screw out by the specified
1
number of turns.
Pilot screw: 2 turns out
c. Turn the throttle stop screw 2 a or b un-
til the specified idling speed is obtained.
Direction
Direction
5. Adjust:
S throttle cable free play
Refer to "ADJUSTING THE THROTTLE
CABLE FREE PLAY".
3-13
CHK
ADJ
Engine tachometer
90890-03113
Engine idling speed
1,150 X 1,250 r/min
Carburetor angle driver:
90890-03158
! Idling speed is
a
increased.
! Idling sped is
b
decreased.
Throttle cable free play (at the
flange of the throttle grip)
3 X 5 mm