Table of Contents
Advertisement
replacing belts g9901
Replacing Belts
G9901 & G9902
Replace the belts when they are worn, cracked
or broken. If it is necessary to replace one of the
belts, you may want to replace both belts and the
brake shoes at the same time due to the time and
labor involved.
Call Grizzly Customer Service at (800) 523-4777
to order the following parts:
Part Description
V-Belt (G9901 & G9902) .....................P9901322
Ribbed Timing Belt
(G9901 & G9902) .........................P9901323
To replace the belts:
1.
DISCONNECT THE MILL FROM POWER!
2.
Remove the drawbar and upper spindle cover
(see Figure 76).
Figure 76. Upper spindle cover.
3.
Remove the cap screws and taper pin from
the transmission case cover plate (see Figure
77).
-52-
Part Number
4.
5.
6.
7.
8.
9.
10. Re-assemble the remaining parts in the
11. Re-tension the V-belt, and replace the side
Figure 77. Transmission case cover plate.
Open both side belt covers.
Loosen the two motor locking handles, pull
the motor forward with the motor positioning
handle, and roll the V-belt off the spindle pul-
ley.
Remove the motor locking handle set screws,
then remove the handles and the nuts they
were attached to.
With assistance, pull the transmission case
cover plate up to remove it and the spindle
pulley assembly.
Note: Push down on the ribbed timing belt
as you lift the spindle pulley assembly up to
prevent it from binding.
If necessary, replace the brake shoes at
this time (refer to Replacing Brake Shoes
G9901 & G9902 on Page 56 for detailed
instructions).
With assistance, lift the motor and place a
new ribbed timing belt and V-belt around the
pulleys.
reverse order they were removed.
belt covers.
Model G9901/G9902/G9903 Milling Machine
Advertisement
Table of Contents
