TM 9-2320-363-34-2
ALTERNATOR REPAIR (CONT)
3.
CHECK CAPACITOR (5) USING OHMMETER WITH POSITIVE AND NEGATIVE LEADS CONNECTED
TO TERMINALS. IF RESISTANCE READING IS LOW, REPLACE CAPACITOR (5).
4.
TEST ROTOR ASSEMBLY (6) AS FOLLOWS:
A.
B.
13-10
WITH OHMMETER CONNECTED BETWEEN NUT (7) AND EITHER OF TWO SLIP RINGS
(8), NO READING SHOULD BE OBTAINED. IF ANY READING IS OBTAINED, ROTOR
COIL (9) IS GROUNDED, AND ROTOR ASSEMBLY (6) MUST BE DISASSEMBLED TO
REPAIR SHORT.
CHECK ROTOR COIL (9) RESISTANCE BY CONNECTING OHMMETER ACROSS BOTH
SLIP RINGS (8). RESISTANCE SHOULD BE 9.6-10.4 OHMS. IF RESISTANCE IS
OUTSIDE LIMITS, REPLACE ROTOR COIL (9).
