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 491 of 985

TM 9-2320-279-20-1

Fuel System Maintenance Instructions (Cont)

f. Follow-on Maintenance.

(8)

Connect fuel lines (18 and 19) to

elbows (3 and 6).

(9)

Close drain valve (20).

(10)

Pour clean fuel in fuel-water

separator (4) until full.

(11)

Wet preformed packing (21) with fuel.

(12)

Install preformed packings (21 and 22),

lid (23), and T-handle (24).

(13)

Install drain hose (25) on drain

valve (20).

NOTE

Model B has a guard that protects the

fuel-water separator. Do step (14) for

Model B.

(14)

Install guard (26) with three

screws (27), lockwashers (28), and

nuts (29).

(1)

Start engine (TM 9-2320-279-10).

(2)

Check fuel-water separator connections

for leaks.

(3)

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

4-11. SECONDARY FUEL FILTER REMOVAL/INSTALLATION

This task covers:

a. Removal

c. Follow-on Maintenance

b. Installation

INITIAL SETUP

Models

All

Test Equipment

None

Special Tools

None

Supplies

Oil, fuel, diesel, Item 27, Appendix C

Personnel Required

MOS 63S, Heavy wheel vehicle mechanic

References

None

Equipment Condition

TM or Para

Condition Description

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

Engine cool.

TM 9-2320-279-10 Spare tire removed.

TM 9-2320-279-10 Engine side panel

removed.

Special Environmental Conditions

None

General Safely Instructions

No smoking or flames.

Fire extinguisher within reach.

END OF TASK

Change 3

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