Section IV. OPERATOR'S MAINTENANCE - TM-5-4120-274-150037

TM 5-4120-274-15

PAR

REF

ITEM

Tighten loose mounting.

Check

for

damage.

3-22,

FAN.

Replace damaged fan.

3-23

AIR FILTER.

Clean air conditioning filter. Replace

damaged filter.

3-9

CONTROLS.

Check for damage and improper operation. 2 - 9

Check coil fins

CONDENSER AND EVAPORATOR COILS.

3-54,

for dust, dirt, or

3-55

foreign matter.

Check all tubing

connections for

signs of leaking

or other defects.

Look for broken or loose wires

WIRING .

NOTE 1.

or connections.

refrigerant

Inspect

REFRIGERANT SYSTEM.

NOTE 2.

hoses and tubing for signs of

leakage, abrasion, tearing,

kinking, etc.

Figure 3-2 (2)-Continued.

Section IV. OPERATOR'S MAINTENANCE

3-8. General

3-9. Air Filter inspection and Service

Instructions in this section are published for the

a. Inspection.

information and guidance of the operator to main-

(1) Remove intake grille (fig. 3-5).

tain the air conditioner.

(2) Remove air filter (fig. 3-3).

3-5