Storing Your Lawn Mower - Yard-Man 979 Operator's Manual

Six-Speed
Cable Slot
Control
Arm
Lower
Pulley Half
Figure 20
• Place the new belt over the transmission pulley.
Start the belt in the pulley groove and rotate the
pulley until the belt is seated in the transmission
pulley. Refer to Figure 20.
• Place the belt between the idler pulley and the belt
keeper bracket.
• Using pliers, rotate the belt keeper bracket so that it
snaps into slot on the idler bracket. Refer to
Figure 19.
• Tighten the idler pulley bolt and lock nut half a turn.
• Place the belt between the two pulley halves on the
crankshaft. Make sure to route the belt inside the
belt guard pin. See Figure 21.
Upper Pulley
Half
Tab
Belt
Guard Pin
Figure 21
When replacing the belt, do not disas-
IMPORTANT:
semble the lower pulley assembly.
Belt
Crankshaft
Belt
Belt
Lower Pulley
Half
15
• Pinch both sides of the belt together so that the belt
is not in the pulley groove, and the lower pulley can
be pushed towards the engine. See Figure 22.
Lower Pulley
Half
Figure 22
• Pivot the control arm back to its original position
and reinstall the six-speed cable into the slot.
See Figure 23.
• Check and make sure the belt is routed inside the
pulley halves and the belt guard pin.
Six-Speed
Cable Slot
Control
Arm
Figure 23
• Reinstall the bolt securing transmission to rear
mower housing.
• Pivot the baffle back to its original position and
secure with three hex screws removed earlier.
• Lightly lubricate the inside of the blade adapter and
reinstall the spacer, wave washer, blade adapter
assembly, and blade in the correct order.
• Tighten the hex bolt to secure the blade to torque:
450-600 in. lbs.

Storing your Lawn Mower

The following steps should be taken to prepare your
lawn mower for storage.
• Clean and lubricate mower thoroughly as described
in the lubrication instructions.
We do not recommend the use of a
IMPORTANT:
pressure washer or garden hose to clean your unit.
Belt
Belt
Guard Pin