FITTING-FUEL 2280172 - Caterpillar

Illustration 1 g01394055
Rear view
Illustration 2 g01387669
Left side view (1) Apply 4C-4030 Thread Lock Compound to the four bolts before assembly. (2) Both sides of flywheel housing gasket and rear face of the block must be free of oil, fuel, water, gasket adhesive and any other contaminants during assembly. The cylinder gasket for the flywheel housing must be free of contaminants during assembly.
Illustration 3 g01392876
View A-A (3) The pipe plug must not protrude above the surface after assembly. (4) Apply a continuous bead of 4C-9612 Silicone Sealant immediately prior to assembling the flywheel housing. After assembly of the flywheel housing, remove any excess sealant from the flange with a straight edge.
Illustration 4 g01393973
(5) cylinder block (6) Apply 4C-9612 Silicone Sealant to the T-shaped joints immediately prior to the installation of the gasket for the pan. The application of the sealant should cover the entire width of the T-shaped joints, as shown.
Illustration 5 g00707300
Tightening sequenceUse the following procedure to tighten the bolts for the flywheel housing:
Tighten the bolts (1) through bolts (20) in a numerical sequence.Torque ... 40 10 N m (30 7 lb ft)
Again tighten bolts (1) through bolts (8) in a numerical sequence.Torque ... 135 20 N m (100 15 lb ft)
Again tighten bolts (9) through bolts (21) in a numerical sequence.Torque ... 55 10 N m (41 7 lb ft)