TM-9-2320-209-20-3-1

2½-TON, 6X6, M44A1 AND M44A2 SERIES TRUCKS (MULTIFUEL)

TECHNICAL MANUAL; TROUBLESHOOTING; ORGANIZATIONAL LEVEL; VOLUME 3 OF 3; PART 1 OF 4

MAY 1981

TM-9-2320-209-20-3-1 - Page 139 of 830

TM 9-2320-209-20-3-1

4-9.

FUEL PUMP (IN-TANK) FUSE REMOVAL AND REPLACEMENT.

TOOLS :

7/16-inch wrench

Flat-tip screwdriver

Diagonal pliers, small

Lead seal press

SUPPLIES :

2-ampere automotive fuse

Lead seal with wire

Gasket

PERSONNEL :

One

EQUIPMENT CONDITION :

Truck parked, engine off, handbrake set.

NOTE

On tractor models M275A1 and M275A2, fuel tank

must be moved to gain access to in-tank fuel

pump fuse.

Refer to para 4-7.

a.

Removal.

1.

Using pliers, cut wire on metallic seal tab ( 1) . Take off and throw away seal

and wire.

2.

Using 7/16-inch wrench,

unscrew four nuts ( 2) and take off nuts and four

lockwashers (3).

NOTE

Some pumps use three nuts (2).

3.

Lift terminal cover ( 4) off pump ( 5) and position as shown.

4.

Using screwdriver,

unscrew terminal screw (6) and lift off pump wire (7).

GO TO FRAME 2

4-51