TM-9-2350-277-20-5

CARRIER M113A3, M577A3, M1059A3, M1064A3, M1068A3 AND M58

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL VOLUME 5 OF 6

TM-9-2350-277-20-5 - Page 422 of 1047

TM 9-2350-277-20-5

REPLACE COOLANT HEATER PUMP

0731 00

THIS WORK PACKAGE COVERS:

Removal (page 0731 00-1).

Installation (page 0731 00-3).

INITIAL SETUP:

Maintenance Level

Unit

Tools and Special Tools

General Mechanic’s Tool Kit (WP 0926 00, Item 65)

Materials/Parts

Sealing compound (WP 0928 00, Item 56)

Lockwasher

Personnel Required

Mechanic

Equipment Condition

Engine stopped (TM 9-2350-277-10)

Carrier blocked (TM 9-2350-277-10)

Power plant access door open (TM 9-2350-277-10)

Carrier cooling system drained (WP 0227 00)

Coolant heater system drained (WP 0710 00)

Battery ground strap disconnected (WP 0337 00 or

WP 0338 00)

Coolant heater and pump unit removed (WP 0728 00)

REMOVAL

1.

Remove screw (1) and circuit lead 402B (2) from terminal strip (3).

2.

Remove nut (4) and ground lead (5) from pump mounting screw (6).

3.

Remove nut (7) and circuit 402B lead (2) from pump terminal (8).

4.

Remove nut (9) and ground lead (5) from pump terminal (10).

5.

Remove wiring harness (11) from pump (12).

073100-1

Change 5