TB 9-2320-360-13&P-1
WAR N I N G
Always use caution when approaching a hot engine. Failure to do so may result in serious burns.
Wear protective goggles and nonleather gloves when servicing A/C or injury may result.
VISUAL INSPECTION
(1) Turn engine switch to OFF position
(TM 9-2320-360-10).
(2) Remove two screws and doghouse
door (WP 0028 00).
(3) Inspect A/C evaporator and system low
side A/C hose at A/C evaporator. Note
if A/C evaporator and A/C hose at A/C
evaporator are free from excessive
sweating and frost.
(4) Recover R-134a (WP 0056 00).
(5) If A/C evaporator and A/C hose at A/C
evaporator was not free of excessive
sweating and frost in Step 3 above,
replace A/C expansion valve
(WP 0049 00).
(6) Replace A/C receiver/dryer
(WP 0054 00).
(7) Evacuate and charge system
(WP 0056 00).
(8) Verify repair, go to Step 23 of this fault.
VISUAL INSPECTION
(1) Inspect A/C hose from system low side
service valve to A/C compressor.
(a) If A/C hose is not free from frost
and cool spots,
1 Turn engine switch to OFF
position (TM 9-2320-360-10).
2 Recover R-134a (WP 0056 00).
3 Replace restricted A/C hose
(WP 0052 00).
4 Replace A/C receiver/dryer
(WP 0054 00).
5 Evacuate and charge system
(WP 0056 00).
6 Verify repair, go to Step 23 of
this fault.
(b) If A/C hose is free from frost and
cool spots, go to Step 15 of this
fault.
HETF00482
0042 00-19