Table 1. Unit Preventive Maintenance Checks and Services (PMCS) - continued

TM 9-4120-430-14

0015 00

Table 1. Unit Preventive Maintenance Checks and Services (PMCS) - Continued

ITEM TO BE

EQUIPMENT NOT

ITEM

INTERVAL

CHECKED OR

PROCEDURE

READY/AVAILABLE

NO.

SERVICED

IF:

Figure 7. Condensate Drains

Quarterly

Louver Actuator-

1. Remove top cover (WP 0018 00).

Condenser Discharge

Linear Assembly and

Louver and/or Fresh Air

Fresh Air Damper

Discharge Damper

Actuator Chain.

inoperative.

2. Check that the chain and Fresh Air

Damper operate smoothly and without

binding .

3. Check that linear actuator and

Condenser Discharge Louver operate

smoothly and without binding (requires

unit operation). Ensure the vanes of

the Condenser Discharge Louver are

angled outward and away from the

condenser coil, eliminating the

recirculation of heat.

4. Lubricate moving parts with small

amount of oil (Item 14, WP 0069 00).

5. Check for loose or missing mounting

hardware, bent louver or mechanical

parts.

Quarterly

Control Box

1. Pull out control box. Check for loose or

Disconnected wires,

disconnected wiring, cracks, or breaks.

loose or missing

See WP 0028 00.

hardware.

2. Check for loose or missing hardware.

0015 00-7