COMPRESSOR START RELAY K5 REMOVAL, INSPECTION, TESTING, REPLACEMENT, AND INSTALLATION

TM 9-4120-428-14

0044 00

UNIT MAINTENANCE

AIR CONDITIONER, HORIZONTAL, COMPACT

(NSN 4120-01-502-1319)

COMPRESSOR START RELAY K5 REMOVAL, INSPECTION, TESTING, REPLACEMENT, AND

INSTALLATION

INITIAL SETUP:

Equipment Condition

Tools

Remove Top Panels (WP 0019 00)

Refrigeration Unit Service Tool Kit, WP 0000 00, Item

Materials/Parts

Compressor Start Relay

Lock Washer

WIRE

LEADS

RELAY DIAGRAM

NOTE

The Compressor Start Relay is installed on all units. The Relay is connected to the start

capacitor on units using WELCO compressors only.

REMOVAL

1. Remove screw (1) and lock washer (2) from the mounting tab and remove the relay (3) from unit.

2. Tag and disconnect all leads.

INSPECTION

Inspect for cracks, bent or missing mounting tab, bent or missing terminals, dents or other obvious defects. Replace

if damaged or defective.

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