TB 9-2320-302-13&P-3
A/C TROUBLESHOOTING PROCEDURES - CONTINUED
0013 00
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
A/C ELECTRICAL SYSTEM - CONTINUED
(a) Turn ignition key switch to the OFF
1.
A/C System Does Not Function -
position (TM 9-2320-363-10).
Continued.
(b) Connect power relay wiring
harness to RFI wiring harness (WP
(c) Remove cover from RFI filter (WP
(d) Turn ignition key switch to the ON
position (TM 9-2320-363-10).
(e) Check for 24 VDC between orange 1. If 24 VDC is indicated, proceed to
wire terminal and black wire
step 13.
terminal on line side of RFI filter. 2. If 24 VDC is not indicated,
proceed to next step.
12. Verify continuity of orange wire to RFI
filter.
(a) Turn ignition key switch to the OFF
position (TM 9-2320-363-10).
(b) Disconnect power relay wiring
harness (WP 0021 00).
(c) Check for continuity from orange
1. If continuity is not indicated,
wire terminal on RFI wiring
repair or replace orange wire.
harness to orange wire terminal on
2. If continuity is indicated, replace
RFI filter.
black wire in RFI wiring harness
to line connection on RFI filter.
(d) Return equipment to normal
condition.
13. Verify power through RFI filter.
(a) Check for 24 VDC between red
1. If 24 VDC is not indicated, replace
wire terminal and black wire
RFI filter.
terminal on load side of RFI filter.
2. If 24 VDC is indicated, proceed to
next step.
(b) Return equipment to normal
condition.
14. Verify continuity of red wire from RFI
filter.
(a) Turn ignition key switch to the OFF
position (TM 9-2320-363-10).
0013 00-5