DRAFT
TM 5-4210-249-13&P-1
FIELD LEVEL MAINTENANCE
CREW CAB AIR CONDITIONER COMPRESSOR EXCESSIVELY NOISY
INITIAL SETUP:
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Tools and Special Tools
Equipment Conditions
Tool Kit, General Mechanic's: Automotive
Water pump engine OFF (WP 0022)
(WP 0622, Item 27)
Engine OFF (TM 9-2320-347-10)
Wheels chocked (TM 9-2320-347-10)
References
WP 0210
WP 0217
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MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
CREW CAB AIR CONDITIONER COMPRESSOR EXCESSIVELY NOISY
NOTE
Technician must be certified in mobile air conditioning system (MOS 52C) to work on
refrigerant system of the air conditioner.
The R134a refrigerant must be recovered before removing any air conditioner refrigerant
system components.
Flushing procedure should be performed any time a compressor is replaced or when
expansion valve or dryer becomes clogged. Do not flush through compressor. Flushing
removes all refrigerant oil. Do not flush expansion valve; bench check only. Only flush
components after refrigerant has been recovered.
Install a new air conditioner dryer after replacing any air conditioner refrigerant system
component. Install dryer only after all air conditioner system flushing is complete.
Always evacuate air conditioner system before charging.
0071-1
