2001 Yamaha Mountain Max Service Manual, Page 29Get this manual
DRIVE V-BELT DRIVE V-BELT
INSP ADJ
WARNING
When installing the new V-belt, make sure that it is positioned from 1.5 mm (0.06 in) above the edge of the secondary sheave to 0.5 mm (0.02 in) below the edge aIf the V-belt is not positioned correctly, the clutch engagement speed will be changedThe machine may move unexpectedly when the engine is startedAdjust the V-belt position by removing or adding spacer on each adjusting bolt 2
CAUTION:
As the V-belt wears, adjustment may be necessaryTo ensure proper clutch performance, the Vbelt position should be adjusted by adding spacer on each adjusting bolt when the V-belt position reaches 1.5 mm (0.06 in) below the edgeNew belt width: 34.5 mm (1.36 in) Belt wear limit width: 32.5 mm (1.28 in)