October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

LUCAS Alternators: Overhaul: Testing: Rotor

Connect an ohmmeter and read resistance of field coil (across slip rings). Using a 110-volt A.C. supply and a 15-watt test lamp, check for insulation between one of the slip rings and any rotor pole. If lamp lights, rotor is shorted.