Section 03-06: Starting System
1996 F-Series and Bronco Workshop Manual
CLEANING AND INSPECTION

Armature Coil, Starter Motor

  1. Inspect armature for broken or burned insulation and unsoldered connections. Inspect commutator surface for grooves, and check for runout.

  1. If surface of commutator is rough or more than .051mm (0.002 inch) out of round, turn it down. Do not undercut the mica.

  1. Check armature windings with a growler tester.