DRAFT
TB 9-2320-364-13&P-1
AC DOES NOT COOL OR COOLS INADEQUATELY - Continued
WARNING
Remove rings, bracelets, wristwatches, neck chains, and any other jewelry before working around
vehicle. Jewelry can catch on equipment and cause serious injury. Jewelry or tools may short
across electrical circuits or terminals and cause damage to equipment or severe burns or
electrical shock to personnel.
AC condenser and AC condenser output hose can get extremely hot. Use caution when checking
temperature of AC condenser output hose. Place hand near hose to check for heat, but do not
touch hose. Failure to comply may cause serious burns to personnel.
AC condenser assembly weighs 75 lbs. (34 kg). Do not lift AC condenser assembly without the aid
of an assistant. Failure to comply may result in injury to personnel and/or damage to equipment.
Wear protective goggles and nonleather gloves when servicing air conditioner system. Failure to
comply may result in injury to personnel.
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VISUAL INSPECTION
NOTE: Wheel chocks and wooden blocks are placed on
top of battery box to aid in the removal of condenser.
NOTE: If wheel chocks are not available, use similar
size material to support condenser. Support needs to be
approximately 5.75 by 15.5 by 15.5 in.
(1)
Position two wheel chocks on top of battery box.
(2)
Place two 2 by 4 by 16 in. wooden blocks on top of
wheel chocks.
(3)
Loosen locknut on cushion clip.
NOTE: Do not loosen or disconnect AC hoses in Step 4.
NOTE: Do not disconnect AC harness AC condenser
harness connector or wire 1435 from AC condenser
assembly in Step 4.
(4)
With the aid of an assistant, remove four screws
and lower condenser assembly onto wooden
blocks (WP 0028).
(5)
Rotate AC condenser assembly to gain access to
cover on AC condenser assembly.
(6)
Remove four screws, lockwashers, washers, and
cover from AC condenser assembly (WP 0026).
(7)
Start engine (TM 9-2320-364-10).
(8)
Operate AC system for 5 to 10 minutes at high
blower speed (WP 0004).
(9)
Inspect AC hose between AC condenser core and
AC condenser dryer.
(a) If AC hose is not hot:
1. Shut off engine (TM 9-2320-364-10).
2. Recover R-134a refrigerant (WP 0053).
3. Replace AC condenser dryer (WP 0024).
4. Evacuate and charge system (WP 0053).
5. Verify repair, go to Step 22 of this fault.
(b) If AC hose is hot:
1. Shut off engine (TM 9-2320-364-10).
2. Recover R-134a refrigerant (WP 0053).
3. Replace AC condenser core (WP 0023).
4. Replace AC condenser dryer (WP 0024).
5. Evacuate and charge system (WP 0053).
6. Verify repair, go to Step 22 of this fault.
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PLSAC211
