5130, 5130B and 5230 Excavators, 784B, 785B, 785C, 789B, 789C, 793B and 793C Off-Highway Truck/Tractors and 992G, 994 and 994D Wheel Loaders Vital Information Management System (VIMS) Caterpillar

Illustration 1	g00289497
994 Engine Output Speed Sensor (1) Speed sensor. (2) Locknut. (A) Air gap.

1. Remove speed sensor (1). Align a gear tooth directly in the center of the threaded sensor opening.

2. By hand, screw the speed sensor (1) into the hole until the end of the sensor contacts the gear tooth.

3. Set the air gap of the speed sensor to 0.89 mm (0.035 inch). The air gap is set by turning the sensor 180 degrees in the counterclockwise direction.

4. Tighten locknut (2) to 20 ± 5 N·m (15 ± 4 lb ft).

Note: Do not allow speed sensor (1) to turn as locknut (2) is tightened.