Brush Holder: Testing and Inspection

Starter Brush Holder Test:

1. Check that there is no continuity between the (+) and (-) brush holders.
If there is continuity, replace the brush holder assembly.

Starter Brush Holder Test:

2. Insert the brush into the brush holder, and bring the brush into contact with the commutator, then attach a spring scale to the spring. Measure the spring tension at the moment the spring lifts off the brush.

Spring Tension: 15.7 - 17.7 N (3.53 - 3.97 lbf.)