3500 Engines with EUI Option Caterpillar

Illustration 1	g01161459

(1) Clamp bolt

Torque ... 65 ± 7 N·m (48 ± 5 lb ft)

(2) Injector lash

Dimension ... 64.34 ± 0.20 mm (2.533 ± 0.008 inch)

(3) Valve assembly

Lubricate the bore and threads of valve assembly with multipurpose lithium grease.

Torque for valve assembly ... 165 ± 10 N·m (122 ± 7 lb ft)

Torque for terminal nuts ... 1.70 ± 0.25 N·m (15 ± 2 lb in)

(4) Case assembly

(5) Nozzle

Torque ... 210 ± 20 N·m (155 ± 15 lb ft)

(6) Nozzle tip assembly

Fuel injector installation

1. For lubrication of the O-ring seals, put multipurpose grease in the bore of the cylinder head.

2. Put the injector in the bore. Use the clamp bolt (1) and the fuel injector clamp to push the injector into the correct position.

   Note: Do not tap or hit surface (Y) in order to install the injector.

3. Tighten the clamp bolt (1) that holds the fuel injector clamp to the specified torque.

4. Be certain that the fuel injector body below the solenoid is not in contact with the valve springs.