DRAFT
TB 9-2320-364-13&P-1
AC COMPRESSOR EXCESSIVELY NOISY - Continued
WARNING
Wear protective goggles and nonleather gloves when servicing air conditioner system. Failure to
comply may result in injury to personnel.
Moving engine components can cause severe injury. Keep away from fan, belts, and pulleys while
engine is running.
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VISUAL INSPECTION
Inspect AC compressor belts for looseness and
damage.
(a) If AC compressor belts are missing, damaged,
or loose, replace or tighten belts as required
(WP 0020). Verify repair, go to Step 5 of this
fault.
CAUTION: Do not flush AC condenser dryer, AC
compressor, or AC expansion valve. After flushing
system, add required refrigerant oil or damage to
equipment may result.
(b) If AC compressor belts are tight and free from
damage:
1. Recover R-134a refrigerant (WP 0053).
2. Flush system (WP 0053).
3. Replace AC compressor (WP 0022).
4. Replace AC condenser dryer (WP 0024).
5. Evacuate and charge system with new
R-134a refrigerant (WP 0053).
6. Verify repair, go to Step 5 of this fault.
VERIFY REPAIR
(1) Start engine (TM 9-2320-364-10).
(2) Operate AC system (WP 0004).
(3) Inspect AC compressor for excessive noise.
(a) If AC compressor is excessively noisy, fault has
not been corrected. Shut off engine, turn fan
control switch and temperature control switch to
off, and notify Supervisor.
PLSAC163
(b) If AC compressor is free from excessive noise,
fault has been corrected.
(4) Install driver side noise panel (WP 0051).
END OF WORK PACKAGE
