Lower Drain Tube Assembly

TM 5-4120-356-14

s . L o w e r D r a i n T u b e A s s e m b l y . (See figure 3-6.) There are two lower drain

t u b e assemblies. O n e tube on the left s i d e and one tube on the right side in the

lower portion of the air conditioner. The following instructions apply to both drain

tube assemblies.

(1)

Inpection.

(a) Loosen retaining screws and remove lower access panel.

( b ) Remove cotter pin, spring and ball from the lower drain tube

assembly and inspect for contamination or corrosion which would prevent the ball

v a l v e from functioning.

t u b e for cracks, and breaks and any damage which would impair serviceability.

( 2 ) S e r v i c e . C l e a n b a l l s e a t , s p r i n g a n d ball with water and a fiber

b r i s t l e brush and dry thoroughly.