Engine Oil Pump

TM 9-2320-312-24-2

Truck Engine

Disassembly and Assembly Section

9. Check the condition of the gasket that is used in

oil pickup tube (2). If the gasket is damaged,

replace the gasket. Install the gasket and oil

pickup tube (2).

10. Check the condition of the O-ring seal that is

used in outlet elbow (1). If the O-ring seal is

damaged, replace the O-ring seal. Install the

O-ring seal and outlet elbow (1).

End By:

a. Install the engine oil pump. Refer to Disassembly

and Assembly, "Engine Oil Pump - Install".

g00614683

Illustration 105

i01747196

6. Press drive gear (8) on shaft assembly (11)

Engine Oil Pump - Install

until drive gear (8) is flush with the end of shaft

assembly (11).

SMCS Code: 1304-012

7. Install oil pump shaft (6). Install the bearing

Installation Procedure

in idler gear (5). Install the bearing so the

distance between the hub bolt face of idler

gear (5) and the bearing is 0.75 0.25 mm

NOTICE

(0.030 0.010 inch).

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened

component life.

Note: Ensure that the mounting surfaces for the

engine oil pump are thoroughly clean.

1. Inspect the condition of the O-ring seal. Replace

the seal, if necessary.

g00614677

Illustration 106

8. Install idler gear (5) on oil pump shaft (6). Install

washer (4) and bolt (3). Tighten bolt (3) to

70 15 Nm (52 11 lb ft).

g00894501

Illustration 108

2. Install the O-ring seal. Position engine oil pump

(3) on the cylinder block.

3. Install two bolts (1) and bolt (2).

End By:

a. Install the engine oil pan. Refer to Disassembly

g00614664

and Assembly, "Engine Oil Pan - Remove and

Illustration 107

Install".