Bleeding A Valve Lifter - Yamaha XV1700PCRC Service Manual

ROCKER ARMS, PUSH RODS AND VALVE LIFTERS
3. Measure:
• valve lifter outside diameter a
Out of specification → Replace.
Valve lifter outside diameter
22.9680 ~ 22.9744 mm
(0.9043 ~ 0.9045 in)
4. Measure:
• valve lifter case inside diameter a
Out of specification → Replace.
Valve lifter case inside diameter
23.000 ~ 23.021 mm
(0.9055 ~ 0.9063 in)
5. Calculate:
• valve lifter-to-valve lifter case clearance
NOTE:
Calculate the clearance by subtracting the
valve lifter case outside diameter.
Above 0.072 mm (0.0028 in) → Replace the
defective part(s).
Valve lifter-to-valve lifter case
clearance
0.0256 ~ 0.0530 mm
(0.0010 ~ 0.0021 in)

BLEEDING A VALVE LIFTER

A valve lifter must be bled in the following
cases.
• When installing a new valve lifter
• When the valve lifter leaks oil
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ENG