Yamaha TMAX XP530E-A 2017 Service Manual page 135

c. Measure the valve clearance with a thickness
gauge "1".
TIP
• If the valve clearance is incorrect, record the
measured reading.
• Measure the valve clearance in the following
sequence.
Valve clearance measuring sequence
Cylinder #1  #2
#2
A. Front
a
#1
A
PERIODIC MAINTENANCE
d. To measure the valve clearances of the other
cylinders, starting with cylinder #1 at TDC,
b
turn the crankshaft clockwise as specified in
the following table.
A
B
A. Degrees that the crankshaft is turned clock-
wise
B. Cylinder
C. Combustion cycle
Cylinder #2
▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲
7. Remove:
• Camshafts
TIP
• Refer to "CAMSHAFTS" on page 5-7.
• When removing the timing chain and cam-
shafts, fasten the timing chain with a wire to re-
trieve it if it falls into the crankcase.
8. Adjust:
• Valve clearance
▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
a. Remove the valve lifter "1" and the valve pad
"2" with a valve lapper "3".
Valve lapper
Valve lapping tool
TIP
• Cover the timing chain opening with a rag to
prevent the valve pad from falling into the
crankcase.
• Make a note of the position of each valve lifter
"1" and valve pad "2" so that they can be in-
stalled in the correct place.
3-7
0˚ 360˚ 720˚
#1 C
#2
C
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