C18 Locomotive Engine Caterpillar

Assembly Procedure

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Illustration 1	g01896079

1. Lubricate all of the O-ring seals with the lubricant that is being sealed.

2. Install O-ring seals (9) and (10) onto spool (5) .

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Illustration 2	g01845473

3. Install spool (5) into the actuator housing. Tighten spool (5) to a torque of 50 ± 5 N·m (37 ± 4 lb ft).

4. Install solenoid (6), washer (7), and nut (8) .

5. Tighten nut (8) to a torque of 20 ± 2.5 N·m (177 ± 22 lb in).

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Illustration 3	g01871983

6. Fill Cavity (B) to the halfway mark with Tooling (B). Cavity (B) is found on the valve housing.

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Illustration 4	g01845346

7. Position actuator assembly (3) on valve housing (4). Install bolts (2) .

8. Apply Tooling (A) to the threads on temperature sensor (1). Install temperature sensor (1). Tighten temperature sensor (1) to a torque of 45 ± 5 N·m (33 ± 4 lb ft).

End By: Install the exhaust gas valve (NRS).