Yamaha YZ85 2021 Owner's Manual page 42

Periodic maintenance and adjustment
NO. ITEM
6 * YPVS
7 * Clutch
8 * Transmission
7
Shift forks, guide bars,
9 *
shift cam
Rotor nut (flywheel
10 *
magneto)
11 * Kickstarter system
12 * Exhaust system
13 * Crankshaft
14 * Carburetor
ROUTINE
• Check YPVS for carbon deposits and
cracks or damage.
• Clean.
• Check clutch housing, friction plates,
clutch plates and clutch springs for wear
or damage.
• Adjust.
• Replace.
• Change the transmission oil.
• Check transmission for damage.
• Replace bearings.
• Check all parts for wear and damage.
• Replace if necessary.
• Tighten.
• Check idle gear for damage.
• Replace if necessary.
• Check exhaust pipe and muffler for carbon
deposits.
• Clean.
• Check crankshaft for carbon deposits and
damage.
• Clean.
• Check carburetor settings and for obstruc-
tions.
• Adjust and clean.
After break-
Every race
in
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7-3
Every third Every fifth
As required
race race
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