FUEL INJECTION PUMP REPLACEMENT.

TM 5-4210-224-14&P

4-93. FUEL INJECTION PUMP REPLACEMENT.

This task covers:

a. Removal

Installation

INITIAL SET-UP

Equipment Condition

Para. Condition Description

Tools

Injection Lines Removed

Protective Covers

4-110 Intake Manifold Removed

(J-29664-1)

General Mechanics Tool Kit

General Safety Instructions

Engine OFF.

Materials/Parts

Transmission in (N) neutral.

Injection Pump

(23500251)

Parking brake and micro-brakelock set.

Gasket

(14022651)

Batteries disconnected

REMOVAL

a. Remove the accelerator cable (1) at the

injection pump.

b. Remove the detent rod (2).

c. Disconnect the fuel return line at the top of the

injection pump.

d. Disconnect the fuel inlet line from the injection

pump.

e. Disconnect all necessary wires and hoses from

the pump.

f. Remove the oil fill tube (including the CDR

valve vent hose).

g. Remove the grommet.

h. Scribe or paint a mark on the front cover and

the injection pump flange.

i. Rotate the engine to gain access to the bolts (3)

that hold the driven gear to the injection pump,

access being gained through the oil filler neck

hole (4).

j. Remove the bolts (5).

4-134