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TM 9-4120-389-14
4-30. CONDENSATE DRAIN ASSEMBLY
Preliminary procedure:
1.
Remove top cover (See para. 4-14).
2.
Remove evaporator inlet louver (See para. 4-17).
3.
Remove scroll (See para. 4-28).
a.
Inspection
(1)
Check for loose clamps. Tighten as needed.
(2)
Inspect for damaged, blocked, punctured or torn clear tubes. Replace as needed.
(3)
Inspect for damaged tee or elbow.Replace as needed.
b.
Service (Assembled)
(1)
Remove two clamps that attach the condensate drain assembly to the drain pan tubing.
(2)
Separate the condensate drain assembly from the drain pan tubing.
(3)
Plug either open clear tube ends of condensate drain assembly.
CAUTION
Use compressed air at 30 PSI, max (1.36 kg/cm2) or less. Hold compressor air
nozzle at least 6 to 8 inches away from mouth of tubing.
(4)
Using compressed air, blow through the open clear tube.
c.
Removal
(1)
Remove three clamps that secure the condensate drain assembly to the drain
pan tubing and casing. Remove assembly.
(2)
Separate the four clear tubes from the tee and elbow.
(3)
Remove two clamps that secure the condenser side drain tube. Remove tube.
d.
Service. (Disassembled) Clear tubing of any obstructions.-
e.
Repair. Repair by component replacement.
4-94
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