Control Panel Wiring Harness and Electrical Leads

TM 5-4120-393-14

4-36.

Control Panel Wiring Harness and Electrical Leads

This task covers:

a. Removal

c. Repair

b. Inspection

d. Installation

Initial setup.

Tools:

Tool kit, service, refrigeration unit NSN 5180-00-596-1474.

Personnel:

Equipment condition:

1. Turn unit power off at power source. If there is a chance that it will be turned on, also disconnect power cable to

air conditioner.

2. Remove control panel. See para 4-35.

General Safety Instructions:

WARNING

Disconnect input power to the air conditioner before performing any internal

maintenance. Voltages used can KILL. Shutting the unit off at the control panel

does not disconnect unit power.

REMOVAL

Using allen wrench, loosen TEMPerature control thermostat knob (1) setscrew (2).

Remove knob (1).

Using screwdriver and wrench, remove four screws (3) and nuts (4) that secure rear panel (5).

Pull rear panel (5) away from box (6) as far as harness will allow.

NOTE

Inspection (installed) can be done at this point.

Using screwdriver and wrench, remove four screws (7) and nuts (8) from J8 connector (9).

Tag and disconnect leads from switches.

Remove grounding screw (10), lock nut (11), two lock washers (12), four flat washers (13), and nut (14).

Remove harness (15).

Remove bevelled spacer (16) from harness (15).

4-84