Murray 425603x99A, Instruction Book, Page: 30 / 52

MAINTENANCE
30
F–030738L
HOW TO REPLACE THE MOTION DRIVE BELT
REMOVAL
1. Remove the mower housing. See the instructions on “How To
Remove The Mower Housing”.
2. Remove the mid–idler pulley .
3. Disconnect the idler spring (Figure 33).
4. Remove the idler pulley and spacer (Figure 33).
5. Remove the V–idler pulley and spacer.
6. Remove the motion drive belt from the drive pulley
(Figure 33).
7. To remove the motion drive belt from the stack pulley , pull the
front end of the belt under the stack pulley and then back
between the stack pulley and the steering plate (Figure 31).
8. Remove the access panel (Figure 32).
9. Remove the two screws that attach the steering shaft
assembly (Figure 32). Raise the steering wheel and steering
shaft assembly . Pull the motion drive belt under the steering
shaft assembly .
10. Remove the motion drive belt . 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. Push the motion drive belt through the opening between the
steering plate and the engine plate.
3. Install the end of the motion drive belt around the drive pulley
(Figure 33).
4. Put the motion drive belt around the V–idler pulley . Install the
motion drive belt, V–idler pulley and spacer .
5. Put the belt around the idler pulley . Fasten the idler pulley and
spacer with the hex nut. Make sure the flat side of the belt is
against the idler pulley . Also, make sure the belt is not twisted.
6. Connect the idler spring (Figure 33).
7. Install the mid–idler pulley .
8. Check the routing of the motion drive belt (Figure 33). Make
sure the motion drive belt is installed correctly on the idler
pulleys and inside all belt guides.
9. Attach the steering shaft assembly to the steering plate with
two screws (Figure 32).
10. Attach the access panel (Figure 32).
11. Before you use the unit, check the adjustment of the clutch. See
the instructions “How To Check And Adjust The Clutch”.
12. Install the mower housing. See the instructions “How To Install
The Mower Housing”.
Motion
Drive
Belt
Figure 31
FRONT
Stack Pulley
Steering
Plate
Belt Guides
Figure 32
Screw
Steering Shaft
Assembly
Motion Drive
Belt
Access Panel
Stack Pulley
Motion Drive Belt
Drive Pulley
Figure 33
Belt Guide
V–Idler Pulley
Idler Spring
Belt Guide
V–Idler Pulley
Idler Pulley
Spacer
Idler Spring
Spacer
Mid–Idler Pulley