Injection Actuation Pressure Control Valve

TM 9-2320-312-24-2

Truck Engine

Disassembly and Assembly Section

i01405996

NOTICE

Injection Actuation Pressure

Care must be taken to ensure that fluids are contained

Control Valve - Disassemble

during performance of inspection, maintenance, test-

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

collect the fluid with suitable containers before open-

SMCS Code: 5051-015

ing any compartment or disassembling any compo-

nent containing fluids.

Disassembly Procedure

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.

g00762956

Illustration 40

(4) Solenoid valve

(5) Spacer

(6) Nut

1. Remove O-ring seals (3) and (2), and backup

ring (1) from the injection actuation pressure

control valve. Inspect the components of the

g00762946

Illustration 39

injection actuation pressure control valve for

wear or damage. If any part is worn or damaged,

1. Disconnect wiring harness plug (2) from injection

use a new part for replacement.

actuation pressure control valve (1).

2. Remove nut (3), spacer (5), and solenoid valve

i01405998

(4) from injection actuation pressure control valve

Injection Actuation Pressure

(1).

Control Valve - Assemble

3. Use Tool (A) and an extension in order to remove

the injection actuation pressure control valve

SMCS Code: 5051-016

from the unit injector hydraulic pump.

Assembly Procedure

NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened

component life.