Murray 309008x99B, Instruction Book, Page: 32 / 52

MAINTENANCE
32
F − 050616L
HOW TO REPLACE THE MOTION DRIVE BELT
REMOVAL
1. Remove the mower housing. See the instructions on “How To
Remove The Mower Housing”.
2. Completely push the pedal forward and engage the parking
brake.
3. Remove the idler pulley (Figure 31).
4. Loosen the belt guides next to the drive pulley.
5. Remove the motion drive belt from the drive pulley.
6. Remove the motion drive belt from the stack pulley. A correct
replacement part or assistance is available from an Authorized
Service Center in your area.
INSTALLATION
1. Slide the motion drive belt between the stack pulley and the
belt guides (Figure 31). Install the motion drive belt on the
top pulley of the stack pulley . Make sure the “V” side of the belt
is against the pulley.
2. Install the end of the motion drive belt around the drive
pulley.
3. Make sure the motion drive belt is inside of the belt guides
next to the drive pulley. Tighten the belt guides.
4. Put the belt around the idler pulley . Assemble the idler pulley .
Fasten the idler pulley with the hex nut. Make sure the “V” side
of the belt is against the idler pulley . Also, make sure the belt
is not twisted.
5. Check the routing of the motion drive belt . Make sure the
motion drive belt is installed correctly on the idler pulley .
Make sure the motion drive belt is inside all the belt guides.
6. Before you use the unit, check the adjustment of the clutch. See
the instructions “How To Check And Adjust The Clutch”.
7. Install the mower housing. See the instructions “How To Install
The Mower Housing”.
Motion Drive
Belt
Idler Pulley
Stack Pulley
Drive Pulley
Figure 31
Belt Guide
Belt Guide