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TM9-4120-423-14&P
6.
TEMPERATURE CONTROL NOT EFFECTIVE - Continued
TEST OR INSPECTION
Step 4. Check wiring using wiring diagram (see WP0145).
CORRECTIVE ACTION
Replace or repair as indicated.
MALFUNCTION
7.
UNUSUAL NOISE OR VIBRATION
TEST OR INSPECTION
Step 1. Examine air conditioner shock mounts and attaching hardware. Are shock mounts
undamaged and firmly attached? Is air conditioner properly aligned with shelter adapter
duct?
CORRECTIVE ACTION
(a)
Remove power.
(b)
Assure there is no contact between the air conditioner and metal portion of shelter
adapter duct.
(c)
Tighten loose screws.
(d)
Install missing screws (see WP0006).
(e)
Change defective shock mounts.
(f)
Apply power.
TEST OR INSPECTION
Step 2. Examine fresh air duct, all covers, and attaching hardware. Are air ducts and covers
undamaged and firmly attached to housing?
CORRECTIVE ACTION
(a)
Tighten loose screws.
(b)
Install missing screws.
(d)
Repair or change defective ducts and covers.
(e)
Apply power.
TEST OR INSPECTION
Step 3. Check evaporator section.
CORRECTIVE ACTION
(a)
Remove power.
(b)
Remove top cover, evaporator (see WP0026).
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