Table 2-1. OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES

TM5-4120-347-14

Table 2-1.

OPERATOR PREVENTIVE MAINTENANCE

CHECKS AND SERVICES

Equipment Is Not

Procedures. Check for

Items to be

Item

Ready/Available If:

and have repair or

Inspected

No.

adjusted as necessary.

Check for legibility and

Information plates

loose or missing hardware.

Check that cover is rolled up

Fabric Cover

for normal operation.

Cover is missing, or

Roll down cover and check

damaged.

for condition of snaps,

mildew, tears or worn edges.

Panels missing or

Check for cracks, dents, or

Panels

damaged.

missing hardware.

Screens or guard

Check for obstructions,

Screens and Guards

damaged or missing.

damage, loose or missing

hardware.

Louvers are damaged or

Check for obstructions,

Louvers

damage, proper adjustment, missing.

loose or missing hardware.

Check louvers for freedom of

operations. Lubricate as

requ i red.

Filter is totally clogged

Check that filter is clean.

Air Filter

or missing.

Check for proper

Fresh Air Damper

adjustment.

Control wheel missing or

Freedom of operation.

inoperable.

Water is leaking in an

No water dripping anywhere

Condensate Drain

area that would cause

except drain.

damage or be a hazard.

Control module

Inspect for damage, secure

Control Module

damaged or operating

mounting and proper

improperly.

operation in accordance

with paragraph 2-6.

After 15 minutes of operation Bubbles, milky flow or

Refrigerant Sight Glass

in maximum cooling, check yellow color is observed.

for bubbles or milky flow

indicating low refrigerant

charge. Check for yellow

color which indicates

presence of moisture.

2-5