Belt Replacement - MB MCD-WB Operator's Manual

BELT REPLACEMENT

1. Turn off the engine, remove the spark plug wire, and
wait for all moving parts to stop. Loosen the two
screws (B, Figure 16) securing the belt cover.
2. Tilt the cover forward and work it off the power broom.
3. Move the belt guides (B, Figure 17) by loosening the
two capscrews (A).
4. Remove the broom drive belt as follows:
a. Slip the broom drive belt (D, Figure 17) from the
idler pulley by pushing it away from the pulley and
then toward the rear.
b. Remove the belt from the engine pulley.
c. Remove six capscrews from bottom cover to
power broom frame. Loosen nuts (A, Figure 18) on
each side to release broom pulley belt stops (B).
Move belt stops and remove belt from pulley (C).
d. Remove the four bolts that hold the broom head
on and remove broom head assembly. NOTE:
Make sure to firmly support the broom assembly.
e. Remove broom drive belt.
f. For more clearance to remove the belt, engage
the traction drive lever.
5. Remove the traction drive belt as follows:
a. Pull the idler pulley (I, Figure 17) away from the
belt and slip the belt from the pulley.
b. Slip the belt off the traction pulley and then the
engine pulley. The arm for the front idler pulley (G,
Figure 17 may have to be pivoted to provide clear-
ance for removing the belt from the traction pulley.
c. Pull the belt out between the broom pulley (F,
Figure 17) and traction pulley.
Adjustments & Service
Figure 16. Belt Cover
A. Belt Cover
B. Screws
A
B
I
Figure 17. Belts and Pulleys
A. Capscrews
B. Belt Guides
C. Traction Drive Belt
D. Broom Drive Belt
E. Engine Pulley
F. Broom Pulley
G. Idler Pulley, Broom
H. Traction Pulley
I. Idler Pulley, Traction
21
A
B
A
C
H
G
B
D
E
F