GMC S Series 1994, Repair Manual

Page: 600 / 919

5. BRUSH, GROUNDED
6. SCREW, GROUNDED BRUSH
7. ASSEMBLY, BRUSH HOLDER
8. BRUSH, INSULATED
11. BRUSH, GROUNDED
56. SOCKET, BRUSH
57. POST, SPRING
58. TAB, TERMINAL
59. INSULATION
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Figure 14— Springs and Brushes on the Brush Holder
B. Insert the brush screws (6) through the terminal
tabs on the brush holder and thread into the
brush lead terminals.
$
Tighten
• Grounded brush screws to 1.5 N-m (13 lbs. in.).
4. Frame and field assembly (15) to the brush holder
assembly (figure 5).
A. Position the brush holder assembly (7) (with
installed brushes) over the terminal end of the
frame and field assembly (15).
B. Attach the term inals of the insulated brush
leads to the conductors in the frame and field
assembly with insulated brush screws (9).
$
Tighten
• Insulated brush screws to 1.5 N-m (13 lbs. in.).
U N IT ASSEMBLY
Support the gear reduction and drive group (B) with
the pinion gear end down and proceed as follows (fig­
ures 4 and 15).
Important
If the armature bearings (12 and 14) are being
replaced, install them on the armature as specified
in “ Repair Procedures,” step 1, before proceeding
with assembly.
3. FRAME, COMMUTATOR END
15. ASSEMBLY, FRAME AND FIELD
60. MARKS, TIMING
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