Stator Grounds

Connect a 110 volt test lamp or an ohmmeter set to the x 1000 scale. Touch leads to stator frame and any stator lead. See Fig 1. If test lamp lights or resistance is not infinity, stator is grounded and must be replaced.

Fig 1: Bench Testing Stator for Grounds (Also Opens on 10 SI Alternators)

Courtesy of GENERAL MOTORS COMPANY