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Page Title:
AC COMPRESSOR EXCESSIVELY NOISY |
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 DRAFT
TB 9-2320-279-13-1
AC COMPRESSOR EXCESSIVELY NOISY
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INITIAL SETUP:
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Materials/Parts
Maintenance Level
None
Field Level Maintenance
Personnel Required
Equipment Condition
MOS 52C, Utilities equipment repairer
Shut off engine (TM 9-2320-279-10).
Parking brake applied (TM 9-2320-279-10).
References
Wheels chocked (TM 9-2320-279-10).
TM 9-2320-279-10
Tools and Special Tools
TM 9-2320-279-20
None
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START
WARNING
1.
KNOWN INFO
TEST OPTIONS
Read WARNING on
AC operates.
Visual inspection.
POSSIBLE PROBLEMS
REASON FOR QUESTION
Is AC compressor free from
AC compressor damaged.
Damaged compressor may
damage?
cause excessive noise.
AC compressor belts loose or damaged.
AC compressor mounting bracket damaged
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or hardware missing or loose.
AC compressor faulty.
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Recover R-134a
refrigerant (WP 0050).
Replace AC
compressor
(WP 0023) and AC
condenser dryer
NO
(WP 0025). Evacuate
and charge system
(WP 0050). Verify
YES
repair, go to Step 4 of
this fault.
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(0013-1 blank)/0013-2
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