ARMY TM 9-4120-380-14
NAVY EE-000-BA-MMA-010/7053-AC
AIR FORCE TO 35E9-136-21
4.26 RETURN AIR FILTER. This task covers inspection, removal, service, repair/replace and installation.
INITIAL SETUP
Tool:
Tool kit, service, refrigeration unit (Item 1, Appendix B)
Personnel: 1
Materials:
Detergent, dishwashing (Item 18, Appendix E)
Rags (Item 7, Appendix E)
Oil, air filter (Item 23, Appendix E)
Equipment Condition.
Disconnect input power to the air conditioner before performing any internal
maintenance Voltages used can KILL. Shutting the unit off at the control panel does not
disconnect unit power.
Disconnect air conditioner input power at source
INSPECTION
a. Check that filter (1) is not bent, cracked or punctured (see fig NO TAG).
b. Check that captive fasteners (2) are not damaged or missing
REMOVAL
a
Loosen two captive fasteners (2).
b. Remove filter (1)
SERVICE
a
Clean filter (1) with mild detergent and water.
b. Spray filter with air filter oil.
REPAIR/REPLACE
NOTE
Repair consists of replacing captive fasteners (2) or replacing filter (1)
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