Junction Box Number Two

TM 5-4120-393-14

4-46. Junction Box Number Two

This task covers:

a. Removal

c. Installation

b Inspection, Testing, Repair, and Replacement

Initial setup.

Tools:

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

Personnel: 1

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 lower front panel. See para 4-24.

3. 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

Disconnect P21 and P23 harness connectors from junction box connectors J21 and J23.

Using screwdriver, remove three screws (1) from side of junction box (4).

Using screwdriver, remove two screws (2) and flat washers (3) from lower junction box mounting foot.

Carefully lift junction box (4) up and out of air conditioner.

4-109