Lubrication System -807640152

TM 9-2320-312-24-2

Testing and Adjusting Section

Lubrication System

i01565985

Engine Oil Pressure - Test

SMCS Code: 1304-081

Measuring Engine Oil Pressure

Work carefully around an engine that is running.

g00296486

Illustration 65

Engine parts that are hot, or parts that are moving,

can cause personal injury.

1U-5470 Engine Pressure Group

The 1U-5470 Engine Pressure Group measures the

NOTICE

oil pressure in the system. This engine tool group

Keep all parts clean from contaminants.

can read the oil pressure inside the oil manifold.

Contaminants may cause rapid wear and shortened

Note: Refer to Special Instruction, SEHS8907,

component life.

"Using the 1U-5470 Engine Pressure Group" for

more information on using the 1U-5470 Engine

Pressure Group.

NOTICE

Care must be taken to ensure that fluids are contained

Note: The engine oil pressure can also be measured

during performance of inspection, maintenance, test-

by using an electronic service tool. Refer to

ing, adjusting and repair of the product. Be prepared to

Troubleshooting for information on the use of the

collect the fluid with suitable containers before open-

electronic technician.

ing any compartment or disassembling any compo-

nent containing fluids.

Refer to Special Publication, NENG2500, "Caterpillar

Tools and Shop Products Guide" for tools and supplies

suitable to collect and contain fluids on Caterpillar

products.

Dispose of all fluids according to local regulations and

mandates.

Table 17

Required Tools

Part Number

Part Name

Quantity

g00864075

Illustration 66

1U-5470

Engine Pressure Group

Oil Gallery Plug

(1) Plug.

198-4240

Digital Pressure Indicator

8J-7844

Adapter Fitting

1. Install the 1U-5470 Engine Pressure Group into

oil gallery plug (1).

3K-0360

O-Ring Seal

4M-5317

Terminal Bushing

Note: Engine oil pressure to the camshaft and main

bearings should be checked on each side of the

5P-2720

Probe Adapter

cylinder block at oil gallery plug (1).