C3.3 Industrial Engine Caterpillar

Installation Procedure

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Illustration 1	g01439728
Typical example

1. Ensure that the seat for the fuel injectors in the cylinder head is clean and free from damage. Position a new washer (7) on the seat for the fuel injector in the cylinder head.

2. Install a new O-ring seal (6) on fuel injectors (1).

3. Position clamp (4) onto fuel injectors (1). Install fuel injectors into the cylinder head.

   Note: Alignment Pins (5) must be located opposite clamps (4).

4. Install bolts (3). Tighten the bolts to a torque of 35 N·m (26 lb ft).

5. Install fuel return lines (2) to fuel injectors (1).

End By:

1. Install the fuel injection lines. Refer to Disassembly and Assembly, "Fuel Injection Lines - Install".