Yamaha YZ125 2019 Owner's Service Manual page 118

CHECKING THE CLUTCH PLATES
1. Measure:
• Clutch plate warpage
Out of specification → Replace clutch plate
as a set.
Use a surface plate "1" and thickness gauge
"2".
Warp limit:
0.20 mm (0.008 in)
CHECKING THE PUSH LEVER SHAFT
1. Inspect:
• Push lever shaft "1"
Wear/Damage → Replace.
CHECKING THE PUSH ROD
1. Inspect:
• Push rod 1 "1"
• Bearing "2"
• Washer "3"
• Push rod 2 "4"
• Ball "5"
Wear/damage/bend → Replace.
INSTALLING THE PUSH LEVER SHAFT
1. Install:
• Push lever shaft "1"
Apply the lithium soap base grease on the oil
seal lip and push lever shaft.
INSTALLING THE CLUTCH
1. Install:
• Thrust washer [D=ø34 mm (1.34 in)] "1"
• Spacer "2"
• Bearing "3"
• Primary driven gear "4"
Apply the transmission oil on the bearing, spac-
er and primary driven gear inner circumfer-
ence.
2. Install:
• Thrust washer [D=ø34 mm (1.34 in)] "1"
• Clutch boss "2"
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CLUTCH