TB-9-2320-279-13-1
TECHNICAL BULLETIN; AIR CONDITIONING SYSTEM
OPERATOR’S, UNIT AND DIRECT SUPPORT MAINTENANCE MANUAL, INSTALLATION INSTRUCTIONS, AND REPAIR PARTS AND SPECIAL TOOLS LISTS
DECEMBER 2005
TB-9-2320-279-13-1 - Page 45 of 524
TB 9-2320-279-13-1
0008-3
FIELD LEVEL PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) -
Continued
DRAFT
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Table 4-1. Field Level Preventive Maintenance Checks and Services (Semi-Annual)
Item
No.
Interval
Location
Item to
Check/Service
Procedure
Not Fully Mission
Capable if:
HEMAC085
WARNING
Ensure engine is cool before performing
maintenance.
Failure to comply may result
in severe burns.
NOTE
Ensure operator/crew has performed Operator’s
PMCS listed in Chapter 2 of this technical
bulletin, before continuing.
1S
e
m
i
-
Annual
AC System
(Engine
Compartment)
(a) Engine cover opened and engine side panel
removed (TM 9-2320-279-10).
(b) Check AC condenser (1) and AC
compressor (2) for damage and missing or
loose mounting hardware.
(c) Check two AC compressor drive belts (3) for
damage and proper tension.
Belt tension gage
reading should be 90-100 lbs. (400-445 N).
If gage reading is not correct, adjust drive belt
tension (WP 0022).
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