Yamaha FX10X Service Manual page 68

THROTTLE BODY SYNCHRONIZATION/
EXHAUST GAS VOLUME ADJUSTMENT (For Europe)
1
1
1 2
Adjustment steps:
• With throttle body #1 as standard, adjust throttle
1
NOTE:
After each step, rev the engine two or three times,
each time for less than a second, and check the
synchronization again.
NOTE:
The difference in vacuum pressure between two
throttle bodies should not exceed 1.3 kPa
(0.01 kg/cm
7. Stop the engine and remove the measuring
8. Adjust:
EXHAUST GAS VOLUME ADJUSTMENT
(For Europe)
NOTE:
_
Be sure to set the CO density level to standard, and
then adjust the exhaust gas volume.
1. Remove:
2. Connect a jumper lead 1 to the light green ter-
Lg
3. Turn the main switch off and set the engine stop
2
2-14
body #2 and #3 using the synchronizing screws
1.
Carburetor angle driver 2:
90890-03173
Vacuum pressure at engine idling
speed:
25.37 ~ 28.03 kPa
(0.25 ~ 0.28 kg/cm
2
, 0.18 psi).
equipment.
• Throttle cable free play
Refer to "THROTTLE CABLE FREE PLAY
ADJUSTMENT".
• Left lower cover
Refer to "COVERS" in CHAPTER 3.
minal (CO adjustment coupler 2), and then
ground the jumper lead.
switch to "RUN".
INSP
ADJ
2
, 3.61~ 3.99 psi)