REPLACEMENT - TM-9-4120-428-140121

TM 9-4120-428-14

0025 00

REPLACEMENT

WARNING

Do not tamper with the cylinder or refrigerant tubing connections. Notify your supervisor

if you suspect the actuating cylinder is bad.

NOTE

Individual louver blades are flexible enough for removal.

To replace the louver blade:

1. Remove cotter pin (4) and flat washers (5) from louver blade (6) to be removed.

2. Flex or spring the louver blade (6) to remove ends from the louver blade bearings (7).

3. Remove louver blade (6).

4. Replace louver blade bearings (7) if they are damaged.

5. Flex or spring new louver blade (6) and install.

6. Install flat washers (5) and cotter pin (4).

To replace the louver, linkage assembly, and cable:

1. Loosen mechanical post screw (1) and pull the push-pull control cable wire (3) from the louver-connecting link (2).

2. Remove four machine screws (8) and lock washers (9) and two snap fastener studs (10).

3. Slide louver assembly from unit.

4. Loosen mechanical post screw (1) and pull push-pull control cable wire (12) from actuating cylinder.

5. Remove nuts (13) from the two ends of the cable.

6. Remove screw (14), lock washer (15), and clamp (16) from cable (12).

7. Replace any damaged parts.

0025 00-3