CONTROL PANEL ASSEMBLY MAINTENANCE. - TM-9-6115-661-13-P0179

TM 9-6115-661-13&P

(6) Perform following continuity checks. If any multimeter indication is not correct, replace contactor

(paragraph 5-12).

Lead Placement

Multimeter Indication

Contactor Terminals

open circuit

32 and 33

21 and 22

11 and 12

A1 and A2

B1 and B2

C1 and C2

open circuit

A1 and B1

open circuit

B1 and C1

open circuit

C1 and A1

(7) Remove power from power supply and disconnect lines connected in steps a.(2) and a.(3).

b. Repeat steps a.(1) through (6) for contactor K2 (15, figure 5-11).

5. Reassemble switch box assembly as follows:

a. Refer to paragraphs 5-8 through 5-12 and repair or replace any defective parts.

b. Position the switch box cover (4, figure 5-11) in front of the switch box assembly.

c. Connect P3 (8) to J4 (11).

d. Position the switch box cover (4) over the switch box assembly and align the mounting holes.

e. Install lock washers (2), flat washers (3), and screws (4), that secure the switch box cover (4).

5-8 CONTROL PANEL ASSEMBLY MAINTENANCE.

This task covers: a. Removal

b. Installation

b . Repair

INITIAL SETUP

Tools

Equipment Conditions

Reference

General Mechanic's Tool Kit

(item 1, appendix B)

Both generator sets shut down, para 2-5.3.1.

Trailer support devices are

Materials/Parts

lowered, paragraph 2-3.2.1.

Washers, Lock

REMOVAL

1. Release clamping catch (6, figure 5-13) and open the control panel access cover (5).

5-22