3204 VEHICULAR ENGINE FOR D3 TRACTOR, 931 TRACK-TYPE LOADER Caterpillar

1. Remove drain plug (4) and drain the oil from the oil pan.

2. Remove oil level gauge (1). Remove bolts (2) that hold the oil pan in place.

3. Fasten a hoist to the engine. Lift the engine and remove oil pan (3).

4. Lower the engine on the engine stand.

Install Oil Pan

1. Fasten a hoist and lift the engine. Inspect the oil pan gasket. Install a new one if needed.

2. Put oil pan (1) in position on the engine stand as shown.

3. Lower the engine on to the oil pan. Install the bolts that hold the oil pan to the cylinder block.

4. Install the oil level gauge.

5. Tighten the drain plug to a torque of 50 ± 10 lb.ft. (70 ± 14 N·m).

6. Fill the engine with oil to the correct level.