JUNCTION BOX. (Cont)

TM5-4120-383-14

4-27.

JUNCTION

BOX.-Continued

Removal.

(1) Disconnect power at power source.

(2) See paragraph 4-21a and remove control module.

(3) Remove eight screws and top front cover (para 4-11).

(4) Remove seven screws and lock washers and carefully slide

junction box out of unit.

NOTE

Most maintenance testing, and inspection of the

junction box and individual components can be done at

this stage. The junction box should be supported on

a stand or table to avoid damage to wires or

If the complete junction box is to be

connections.

replaced or removed proceed to step (5).

(5) Tag and disconnect individual wires and connectors of

junction box harness from unit.

(6) Remove junction box.

Inspect.

(1) Inspect for missing or loose attaching hardware, damaged

parts and excessive corrosion. Replace missing hardware and

damaged parts. Tighten loose hardware and clean or repair parts as

indicated.

(2) See paragraphs 4-28 through 4-30 for inspection/testing

of wiring harness and individual components.

c. Replace.

If the junction box is damaged beyond repair,

replace with a new junction box.

Installation.

(1) If wiring harness was disconnected from unit, see the

wiring diagram figure 4-4 and tags and connect wire leads and

Remove tags.

connectors.

(2) Carefully slide junction box into place and secure with

seven screws and lock washers.

4-76