MOTOR (MODEL EJ4-4001)
Motor Assembly
Page 15b-12
2005 Precedent IQ System Electric Golf Car Maintenance and Service Manual
15B
Motor Assembly, Continued:
2.5. One at a time, push the brushes back until they are completely retracted into their mounting slots
and the spring pressure holds them in the retracted position as shown
(Figure 15b-17,
Page 15b-12)
.
3. With the brushes retracted, use an arbor press to press the armature shaft into the end cap bearing
(Figure 15b-18, Page 15b-12)
.
See following CAUTION.
CAUTION
• Make sure the brushes are held back. Do not allow the brushes to support the weight of the
commutator. The brushes can be easily damaged by this weight.
4. Gently press each brush with a small screwdriver until the spring rests on the end of each brush as shown
(Figure 15b-19, Page 15b-12)
.
5. Align the match marks on the end cap and the motor frame (1) and secure with two bolts (16)
(Figure 15b-15, Page 15b-10)
. Tighten bolts to 130 in-lb (14.7 N·m).
6. Install the speed sensor magnet (24) with screw (23). Tighten to 65 in-lb (7.3 N·m).
7. Install the speed sensor (10) with screws (25). Tighten to 25 in-lb (2.8 N·m).
8. Make sure the armature turns freely. If it does not turn freely, disassemble the motor to find the problem.
Figure 15b-16 Brush Rigging
Figure 15b-17 Retracted Brushes
Figure 15b-18 Armature Installation
Figure 15b-19 Brush Setting
