Frame, Field, and Brush Holder Group Assembly Procedure

Brush Spring On The Post:

1. Install the brush springs, if removed.
1.1. Start each spring onto the post on the brush holder assembly just enough in order to keep the inside end of the spring from turning.
1.2. Grasp the free end of the spring with needle nose pliers and twist the spring to the right over the top of the brush socket.
1.3. Push the spring fully onto the post and release the free end in order to engage the notch in the brush socket.





NOTE: Brush leads may be damaged by excessive handling. Do not overflex the leads near the clip welds or the clips may break

2. Install the brushes, if removed
2.1. Make sure the insulated brushes go into the brush sockets of the brush holder assembly that mounts on the insulation.
2.2. Grasp the tree end of the brush spring with needle nose pliers.
2.3. Twist the spring to the right in order to clear the brush socket. Insert the brush partly into the brush socket.

IMPORTANT: This will hold the brushes retracted until the brush holder is installed over the armature commutator.

2.4. Gradually release the spring so that the end of the spring contacts the side, not the end, of the brush.

3. Install the grounded brush screws.
3.1. Position the terminals of the grounded brush leads behind the terminal tabs on the brush holder.
3.2. Insert the brush screws through the terminal tabs on the brush holder. Thread the screws into the brush lead terminals.

Tighten
Tighten the grounded brush screws to 1.5 N.m (13 lb in).

Frame, Field, And Brush Holder Group:

4. Install the frame and field assembly to the brush holder assembly.
4.1. Position the brush holder assembly with the brushes installed over the terminal end of the frame and field assembly.
4.2. Attach the terminals of the insulated brush leads to the conductors in the frame and field assembly with insulated brush screws.

Tighten
Tighten the insulated brush screws to 1.5 N.m (13 lb in).