1674 DIESEL TRUCK ENGINE Caterpillar

Before stopping the engine, operate at low load for 5 minutes, then at low idle for 30 seconds. (This procedure allows hot areas in the engine to cool gradually, extending the engine life.)

TO STOP THE ENGINE, DO ONE OF THE FOLLOWING, DEPENDING ON TRUCK ARRANGEMENT.

NOTE: Make sure the shut-off procedure is understood. Refer to the truck manufacturer's instructions for the shut-off system used.

1. Turn the key to the spring-loaded position and hold until engine stops, then release key, or

2. Pull out the manual shut-off control, or

3. Push in and hold stop button until engine stops, then release button.