TM-5-3805-254-14-P-2

TRUCK, DUMP, 20 TON, 6X4, ON-OFF HIGHWAY 71,000 GVW, IHC MODEL F-5070 (CCE)

TECHNICAL MANUAL; OPERATOR’S, ORGANIZATIONAL, DIRECT SUPPORT, GENERAL SUPPORT AND DEPT MAINTENANCE MANUAL (INCLUDING REPAIR PARTS INFORMATION AND SUPPLEMENTAL MAINTENANCE INSTRUCTIONS)

JUNE 1980

TM-5-3805-254-14-P-2 - Page 503 of 894

TRUCK SERVICE MANUAL

FUEL SYSTEM

Front Drive Cover And Governor Plunger

1.

To remove drive cover from main housing, tap edge of

cover lightly with a plastic hammer to loosen.

Lift cover off

dowels and discard gasket.

Note

: Never use a steel hammer on aluminum, or on a

finished surface, it can cause extensive damage.

3.

Remove weight assist plunger, spring and shims from

weight carrier assembly.

Slide governor plunger from

barrel.

Caution: Place plunger where it will not be damaged, a

slight nick can cause extensive damage.

Throttle Assembly - Drive Screw Cover Plate Type

1.

Remove snap ring from inside housing.

Remove drive

screws securing cover plate.

Pull throttle assembly from

housing.

Remove "O" ring and discard.

Filter Screen

1.

Screw off screen cover on top of main housing.

Lift

cap, spring and filter screen assembly from main housing;

discard "O" ring.

Tachometer Drive

1.

Remove tachometer drive cover screws.

2.

Lift drive cover from main housing or front cover.

Discard gaskets, when used.

3.

Carefully drive tachometer drive assembly from pump,

using a brass punch and hammer or use ST-667-10 collet

with ST-667 Dowel Puller or use ST-1326 to pull

tachometer seal, shaft and bushing.

Fig.

5-15.

4.

Remove oil seal and dust seal, when used, from shaft

and discard.

Throttle Assembly-Retaining Ring

Type

Compress throttle plate retaining ring and remove from

groove.

Pull throttle assembly from pump.

The throttle

shaft is a select fit in its sleeve and sizes are identified by

color code.

Note

: Handle throttle shaft with care.