Yamaha YZ85 Manuel D'atelier Du Proprietaire page 256

5PA40790
5PA40800
CLUTCH AND PRIMARY DRIVEN GEAR
5PA40810
5PA40820
Friction plate
1. Measure:
Friction plate thickness
G
Out of limit → Replace friction plate as a
set.
Measure at all four points.
Friction plate thickness:
2.9 ~ 3.1 mm
(0.114 ~ 0.122 in)
<Limit>: 2.7 mm (0.106 in)
EC484600
Clutch plate
1. Measure:
Clutch plate warpage
G
Out of limit → Replace clutch plate as a
set.
Use a surface plate 1 and thickness
gauge 2.
Warp limit:
0.1 mm (0.004 in)
Push lever shaft
1. Inspect:
Push lever shaft 1
G
Wear/damage → Replace.
Push rod
1. Inspect:
Push rod 1 1
G
Ball 2
G
Push rod 2 3
G
Wear/damage/bend → Replace.
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ENG