COVER-POST 3419992 - Caterpillar

Illustration 1 g01522958Note: The sealing surfaces of the oil pan shall be free of oil, debris, gasket material that is protruding, or any other sealant. The oil pan must be assembled and tightened to the cylinder block within ten minutes of applying sealant.Use the following procedure in order to tighten the bolts for the oil pan.
Apply 4C-9612 Silicone Sealant to four areas on the sealing surface of the oil pan. The areas are marked location (3). The areas are at the corners of the oil pan in the following locations:
Connecting joint of the front housing and the front of the cylinder block
Connecting joint of the flywheel housing and the rear of the cylinder block
Tighten four bolts (1) to standard torque.
Start with bolt (2) and tighten all remaining bolts in a counterclockwise sequence to 31 3 N m (23 2 lb ft).
Again start with bolt (2) and tighten all remaining bolts in a counterclockwise sequence to 31 3 N m (23 2 lb ft). (4) Torque for the O-ring plug ... 25 5 N m (18 4 lb ft)