19
Service and Repair Manual
Model 900/950/990
1. Remove the terminal screws (130) and remove the
field connections.
2. Remove the the top bearing inner race (126) using
service tool No. 9170 0231 50 and lever off the
top bearing shroud (112).
3. Remove the brush housing, the two waved
washers (133) and the pressure ring (134).
Dismantling
the rear
armature
bearing and
brush ring
(All models)
126
112
134
133
130
Dismantling
the brush
holder
housing (All
models)
114
113
129
130
131
1. Remove the four retaining screws (113) and two
brush holder retaining straps (114).
2. Remove the brush holders (130).
3. Remove the two terminal housings (131).
Dismantling
the motor
(All models)
1. Remove the two cartridge locating screws (151).
2. Using two main assembly screws (348) fit the
motor dismantling tool to the motor case. Ensure
the two field coil switch leads are pulled back into
the motor case
3. Screw in knob of the motor dismantling tool and
push the motor assembly from the motor housing.
Field coil switch leads
Motor
assembly
151
Fig. 19
Fig. 20
Fig. 21