TM-9-2350-277-34
CARRIER M113A3, M577A3, M1059A3, M1064A3, M1068A3 AND M58
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
TM-9-2350-277-34 - Page 58 of 871
TM 9-2350-277-34
VEHICLE BATTERIES DISCHARGE WITH EXTERNAL AC POWER APPLIED (M1068A3
ONLY)—Continued
0007 00
4Y
1.
Disconnect Special Purpose Power Cable (1) from external AC
power and from J24 (2) on Power Control Enclosure.
2.
Install all circuits (3) on power supplies PS1 (4) and PS2 (5).
3.
Remove 10 screws (6) and lockwashers (7) and lower faceplate
(8) of Power Control Enclosure. Discard lockwashers.
4.
Undo velcro strap (9) securing safety cover (10) over the inside of
the faceplate (8). Open safety cover (10).
5.
Measure resistance between PS1 (+) OUTPUT terminal (11) and
DC bus bar at terminal 1 (12) of circuit breaker CB15 (13).
6.
Does multimeter read 0 ohms?
YES
NO
4YN
1.
Replace circuit 31E (WP 0090 00)
and See your -20.
2.
Verify no faults found.
0007 00-5
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