TM-9-2320-386-24-1-1

2-1/2-TON, 6X6, M44A3 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; EXTENDED SERVICE PROGRAM (ESP); UNIT, DIRECT SUPPORT AND GENERAL SUPPORT; MAINTENANCE MANUAL; VOLUME 1 OF 2

MAY 2001

TM-9-2320-386-24-1-1 - Page 901 of 1078

0243 00-2

TM 9-2320-386-24-1-1

0243 00

PERSONNEL HOT WATER HEATER SWITCH REPLACEMENT (Contd)

REMOVAL

NOTE

Locking hardware in step 1 is provisioned with switch.

1.

Remove nut (9), lockwasher (8), locking ring (7), plate (6), and switch (11) from mounting

bracket (5).

NOTE

Tag leads for installation.

2.

Remove three assembled-washer screws (14), resistor lead wire-low (12), lead wire 400A (13), lead

wire 400 (15), and resistor lead wire-high (4) from switch (11). Discard assembled-washer

screws (14).

3.

Remove two nuts (2), lockwashers (1), screws (10), and mounting bracket (5) from instrument

panel (3). Discard lockwashers (1).

INSTALLATION

1.

Install mounting bracket (5) on instrument panel (3) with two screws (10), new lockwashers (1),

and nuts (2).

2.

Install resistor lead wire-high (4) on top position, lead wire 400 (15) on center position, and lead

wire 400A (13) and resistor lead wire-low (12) on lower position of switch (11) with three new

assembled-washer screws (14).

3.

Install plate (6) and switch (11), with resistor lead wire-high (4) at top position, on mounting

bracket (5) with locking ring (7), lockwasher (8), and nut (9).

4.

Connect battery ground cable (WP 0121 00).

5.

Check heater switch for proper operation (TM 9-2320-386-10).