OIL PUMP MAINTENANCE.

TM5-4210-224-14&P

6-13. CAMSHAFT MAINTENANCE. (Continued)

v. Install fan (paragraph 4-75).

q. Install injection pump (paragraph 4-93).

w. Install fan shroud (paragraph 4-74).

r. Install water pump (paragraph 4-78).

x. Install radiator (paragraph 4-81).

s. Connect injection pump lines at pump and

nozzles (paragraph 4-92).

y. Connect exhaust pipes to exhaust manifold

(paragraph 4-101).

t. Install intake manifold (para- graph 4-110).

z. Refill engine oil (paragraph 4-9).

u. Install vacuum pump (paragraph 4-99).

aa. Refill cooling system (paragraph 4-72).

6-14.

OIL PUMP MAINTENANCE.

This task covers:

a. Removal

c. Repair

b. Inspection

d. Installation

Equipment

Condition

INITIAL SETUP

Para.

Condition Description

Tools

4-9

Engine Oil Drained

General Mechanics Tool Kit

4-114

Oil Pan Removed

Materials/Parts

General Safety Instructions

Seal

(14022683)

Engine OFF

Oil Pump

(14077182)

Transmission in (N) neutral.

Parking brake and micro-brakelock set

REMOVAL

a. Remove pump to rear main bearing cap bolt (1).

b. Remove oil pump (2) and extension shaft (3).

INSPECTION

a. Inspect the pump body (4) and cover (5) for cracks or excessive wear.

b. Inspect pump gears (6) for damage or excessive wear.

c. Check the drive gear shaft (7) for oseness in the pump body.

d. Check the inside of the pump cover (5) for wear that would permit oil to leak past the ends of the gears.

e. Inspect the pickup screen (8) and pipe assembly (9) for damage to screen (8) or pipe (9).

f. Check the oil pump extension shaft (3) bushing for cracks.

g. Check the pressure regulator valve for fit.

6-20