Synchronizing The Throttle Bodies - Yamaha MT-01 T 2005 Service Manual

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a. Loosen the locknut "1" with the locknut
wrench "2".
Locknut wrench
90890-04150
b. Insert a thickness gauge "3" between the end
of the adjusting screw and the valve tip.
Thickness gauge
90890-03079
Narrow gauge set
YM-34483
c. Turn the adjusting screw "4" in direction "a" or
"b" with the tappet adjusting tool "5" until the
specified valve clearance is obtained.
Tappet adjusting tool
90890-04149
Adjusting
screw side
Valve
Direction "a" clearance is
increased.
Valve
Direction "b" clearance is
decreased.
a
3
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2
1
Slip side
Valve
clearance is
decreased.
Valve
clearance is
increased.
4
5
b
MMM d. Hold the adjusting screw to prevent it from
moving and tighten the locknut to specifica-
tion with the locknut wrench "6".
NOTE:
Set the torque wrench at a right angle to the
locknut wrench.
6
e. Measure the valve clearance again.
f. If the valve clearance is still out of specifica-
tion, repeat all of the valve clearance adjust-
ment steps until the specified clearance is
obtained.
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9. Install:
• All removed parts
NOTE:
For installation, reverse the removal procedure.
• Front cylinder head cover
• Tappet covers
Refer to "CAMSHAFTS" on page 5-16.
EAS20570

SYNCHRONIZING THE THROTTLE BODIES

NOTE:
Prior to synchronizing the throttle bodies, the
valve clearance and the engine idling speed
should be properly adjusted and the ignition tim-
ing should be checked.
1. Stand the vehicle on a level surface.
NOTE:
Place the vehicle on a suitable stand.
3-5
Locknut (rocker arm adjusting
screw)
20 Nm (2.0 m·kg, 14 ft·lb)
Locknut wrench
90890-04150
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ENGINE
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