TM-9-2350-277-20-3

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

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL VOLUME 3 OF 6

TM-9-2350-277-20-3 - Page 294 of 941

TM 9-2350-277-20-3

REPLACE VARIABLE SPEED FAN DRIVE SENSORS AND

SWITCHES (NEW CONFIGURATION)

0321 01

THIS WORK PACKAGE COVERS:

Removal (page 0321 01-1).

Installation (page 0321 01-2).

INITIAL SETUP:

Maintenance Level

Unit

Tools and Special Tools

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

Materials/Parts

Tie straps

Personnel Required

Unit Mechanic

Equipment Condition

Engine stopped (see your -10)

Carrier blocked (see your -10)

Pow er plant rear access panel rem oved ( see y our -10)

Driver’s power plant access panel removed

(see y our -10 )

Battery ground strap disconnected (WP 0337 00),

(WP 033 8 00), or (WP 033 9 00)

REMOVAL

NOTE

Install covers on disconnected electrical component cable connections during maintenance.

Use any appropriate material to prevent damage to components. Mark and tag all connections

prior to disconnection.

1.

Disconnect variable speed wiring harness plug P3 (1) from engine running switch S2 (2).

2.

Remove engine running switch S2 (2) from tee (3) on secondary fuel filter (4).

3.

Disconnect variable speed wiring harness plug P6 (5) from engine coolant sensor 3A3 (6). Remove engine coolant

sensor 3A3 (6).

032101-1

Change 4