TM 9-4120-403-14
Cleaning
(1) Pour some clean fresh water into condensate drip pan.
(2) If water does not flow out of the ends of the drain tubes or has a muddy appearance, insert a flexible wire up the
drain tube. Agitate until clog and accumulated debris are loose.
(3) Pour additional water in the drip pan until an unrestricted flow of clean water pours from the ends of the drain
tubes.
(4) Be sure the springs, balls, and ball seats (end of drains where balls and springs are inserted) are clean.
Removal
(1) For left drain, remove four screws, four lockwashers and capacitor bracket.
(2) For right drain, loosen dehydrator bracket on right side of unit.
(3) Remove nut, clamp and screw in lower drain tube and junction box mounting bracket.
(4) Loosen two hose clamps on drain hoses.
(3) Slip drain tubes down and off of drain hoses.
Figure 4-18. Drain Tube Disassembly
Disassembly
(1) Remove cotter pins.
(2) Remove springs and balls from drain tube ends.
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