TM-9-2320-279-20-1

M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; ORGANIZATIONAL MAINTENANCE, VOLUME 1 OF 3

TM-9-2320-279-20-1 - Page 554 of 985

TM 9-2320-279-20-1

Cooling System Maintenance Instructions (Cont)

6-11. FAN REMOVAL/INSTALLATION.

This task covers:

a. Removal

c. Follow-on Maintenance

b. Installation

INITIAL SETUP

Models

References

All

None

Test Equipment

Equipment Condition

None

TM or Para

Condition Description

Special Tools

TM 9-2320-279-10 Shut off engine.

None

Para 6-2

Cooling system drained.

Supplies

Special Environmental Conditions

None

None

Personnel Required

General Safety Instructions

MOS 63S, Heavy wheel vehicle mechanic (2)

None

a. Removal.

(1)

(2)

(3)

(4)

Loosen six hose clamps (1) on two upper radiator hoses (2).

Turn two upper radiator hoses (2)

toward rear of vehicle.

Loosen clamp (3) and remove thermostat

hose (4).

Loosen clamp (5) and remove heater

hose (6).

6-38