COMPRESSOR SECTION. (Cont)

TM 5-4120-364-13

(d) Inspect insulation for security of attachment and for condition.

(4) Repair.

( a ) Replace d e f e c t i v e c o v e r s a n d p a n e l s .

( b ) Replace d e f e c t i v e f a s t e n e r s . ( S e e f i g u r e 3 - 4 ) .

( c ) R e p l a c e d e f e c t i v e gaskets. New gaskets are installed by removing

t h e strip from the g a s k e t adhesive backing and pressing gasket in place.

( d ) G l u e loose or new insulation to the panels with adhesive.

(5) Installation. Refer to figure 3-12 and install covers and panels by

turning fasteners (14) one-quarter turn clockwise.

b. Motor Compressor Assembly. O r g a n i z a t i o n a l maintenance on the motor com-

pressor assembly is limited to general cleaning and inspection of the oil sight

glass. Oil should be visible in the compressor oil sight glass at all times. If oil

i s n o t v i s i b l e i n t h e s i g h t g l a s s , n o t i f y Direct Support Maintenance.

c . High Pressure Cutout Switch.

( 1 ) Inspect the high pressure cutout switch for leaks, kinks in tubing,

a n d for frayed, loose or burned wires, and for any evidence of damage which would

impair serviceability.

( 2 ) If any defect or damage is found, notify Direct Support Maintenance.

d. Electrical Contactor.

(1) Removal. T h e electrical contactor is located in a box in the com-

pressor section and is accessible after removing the grill panel from the compressor

section. Remove electrical contactor as follows:

( a ) Disconnect the power connector on the back of the unit, then re-

m o v e the grill panel from the compressor section.

(b) Remove cover panel from box containing the electrical contactor.

( d ) Refer to figure 3-15 and remove three mounting screws then remove

e l e c t r i c a l contactor from box.

( 2 ) I n s p e c t . I n s p e c t el e c t r i c a l con t a c t o r f o r l o o s e o r mi s s i n g ter m i n a l s ,

e v i d e n c e of burned wires or other damage which would impair serviceability.

(3) Repair.

( a ) Tighten loose or replace missing terminals or burned jumper wires.

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