Yamaha XV1700PCRC Service Manual page 154

SYNCHRONIZING THE THROTTLE BODIES
7. Adjust:
• throttle body synchronization
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a. With throttle body #1 as standard, adjust
throttle body #2 using the air screw 1.
NOTE:
@
Rev the engine two or three times, each time
for less than a second, and check the synchro-
nization again.
CAUTION:
Do not use the throttle valve adjusting
screws to adjust the throttle body synchro-
nization.
Vacuum pressure at engine idling
speed
50 kPa (375 mm Hg, 14.8 in Hg)
NOTE:
_
The difference in vacuum pressure between
the two throttle bodies should not exceed
1.33 kPa (10 mm Hg, 0.4 in Hg).
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8. Check:
• engine idling speed
Out of specification → Adjust.
9. Stop the engine and remove the measuring
equipment.
10.Adjust:
• throttle cable free play
Refer to "ADJUSTING THE THROTTLE
CABLE FREE PLAY".
Throttle cable free play (at the
flange of the throttle grip)
4 ~ 6 mm (0.16 ~ 0.24 in)
11.Install:
• air filter case
Refer to "AIR FILTER CASE".
• fuel tank
Refer to "FUEL TANK".
• seat
Refer to "SEAT AND SIDE COVERS".
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CHK
ADJ
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