Belt Inspection; Attachment Drive Belt Replacement; Rotor Drive Belt Replacement - Ventrac MY560 Operator's Manual

Belt Inspection

Inspecting the drive belts of the attachment can
prevent sudden belt failure by finding problems before
they cause a belt to break.
Typical wear
on a drive
Glazing
belt may
result in the
conditions
Cracks
shown in the
diagram. If
any of these
Separation
conditions
occur, the drive belt will require replacement.

Attachment Drive Belt Replacement

1. Detach the mower from the power unit.
2. Remove the drive pulley shield (A).
3. Remove the old attachment drive belt and install
the new drive belt onto the pulley.
4. Reinstall the drive pulley shield. Torque the nuts to
11 Nm (100 in-lbs).
SERVICE
Streaked Sidewall
Tensile Break
A
Service - 21

Rotor Drive Belt Replacement

1. Remove the rotor drive cover (A).
2. Release the belt tension by loosening the nuts (B,
C) on the spring tensioner rod (D).
3. Remove the old rotor drive belts and install new
drive belts onto the pulleys.
4. Tighten the adjustment nut (B) on the spring ten-
sioner rod until there is approximately .8 - 1.6 mm
(1/32 - 1/16 inch) gap between the spring coils.
5. Tighten the jam nut (C) against the adjustment nut
to lock the spring tension rod in place.
6. Reinstall the rotor drive cover. Torque the bolts to
24 Nm (210 in-lbs).
A
B
C
D