3126 Truck Engine Military Caterpillar

Installation Procedure

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Illustration 1	g00609907
Typical example

1. Use Tooling (B) in order to clean the inside diameter of gear (4) and the outside diameter of the drive shaft for the air compressor.

2. Lubricate washer (3) and the threads on the drive shaft with clean engine oil.

3. Mount air compressor (1) in a bench vise.

4. Install air compressor drive gear (4) on the air compressor crankshaft.

5. Install washer (3) and nut (2) .

6. Install Tooling (A) on the air compressor drive gear.

7. Tighten nut (2) to a torque of 165 ± 10 N·m (120 ± 7 lb ft).

8. Place a driver which is slightly larger than the nut over the nut and tap the driver with a hammer.

9. Tighten the nut again to a torque of 165 ± 10 N·m (120 ± 7 lb ft).

End By: Install the air compressor. Refer to Disassembly and Assembly, "Air Compressor - Remove and Install".