Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Starter Brush: Testing and Inspection

Brush and brush holder




1. Check continuity between each insulated brush and plate with ohmmeter. Replace brush holder if there is continuity.

2. Measure the force of brush spring with spring balance.

Brush spring force: 2.0 lb (8.8 N)




3. Replace spring if force is insufficient.

Brush




1. If brush is worn to the wear limit, replace all brushes.

Standard: 0.67 in (17 mm)

Wear limit: 0.45 in (11.5 mm)