DRAFT
TM 5-4210-249-13&P-1
FIELD LEVEL MAINTENANCE
CREW CAB AIR CONDITIONER DOES NOT COOL OR COOLS INADEQUATELY
INITIAL SETUP:
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Tools and Special Tools
References (continued)
Lead Set, Test (WP 0622, Item 21)
WP 0206
Leak Test Kit (WP 0622, Item 23)
WP 0210
Reclaimer, Refrigerant (WP 0622, Item 24)
WP 0211
Tool Kit, General Mechanic's: Automotive
WP 0213
(WP 0622, Item 27)
WP 0214
WP 0216
Personnel Required
WP 0217
MOS 52C Utilities Equipment Repairer
WP 0501
References
Equipment Conditions
Water pump engine OFF (WP 0022)
Engine OFF (TM 9-2320-347-10)
Wheels chocked (TM 9-2320-347-10)
WP 0197
WP 0198
WP 0200
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MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
CREW CAB AIR CONDITIONER DOES NOT COOL OR COOLS INADEQUATELY
NOTE
The R134a refrigerant must be recovered before removing any air conditioner refrigerant
system components.
Flushing procedure should be performed anytime a compressor is replaced or if
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.
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