SWITCH BOX ASSEMBLY MAINTENANCE. - TM-9-6115-663-13-P0157

TM 9-6115-663-13&P

9. Reconnect electrical leads (4) and P1 (3) to generator set when installing generator set on unit A.

5-7 SWITCH BOX ASSEMBLY MAINTENANCE.

b. Test

This task covers: a. Replacement

INITIAL SETUP

Equipment Conditions

Tools

Reference

Tool Kit, General Mechanic's

Both generator sets shut down, para 2-5.3.1.

Multimeter, AN/PSM-45 (item 2, appendix B)

Trailer support devices are

lowered, paragraph 2-3.2.1.

Materials/Parts

Washers, Lock

REPLACEMENT

Refer to paragraph 4-12 to remove and install switch box assembly.

1. Disassemble switch box assembly for test as follows:

a. Remove 21 screws (1, figure 5-11), flat washers (3), and lock washers (2) that secure the switch box

cover (4) to the switch box assembly.

CAUTION

The control panel connector P3 is connected to connector J4. Movement of the switch box

cover is limited. To prevent damage to control panel wiring harness, use caution

removing switch box cover. Failure to observe this caution can result in equipment

damage.

b. Carefully position switch box cover (4) in front of switch box.

c. Disconnect P3 (8) from J4 (11) and set switch box cover (4) out of the way.

2. Remove two lamps for Unit A and two lamps for Unit B from switch box control panel.