3408 & 3408B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Caterpillar

(1) Torque for the studs that hold the adapter locks ... 15 ± 5 N·m (11 ± 4 lb. ft.)

(2) Seal. Put a small amount of clean engine oil in the bore for the seal at assembly.

(3) Torque for fuel injection nuts at the fuel line adapters and fuel injection valves ... 41 ± 7 N·m (30 ± 5 lb.ft.)

(4) Torque for all bolts that hold the fuel injection line clamps ... 10 ± 3 N·m (7 ± 2 lb.ft.)

(5) Torque for fuel injection line nuts at the fuel injection pumps and fuel injection line adapters before cover nuts are tightened ... 41 ± 7 N·m (30 ± 5 lb.ft.)

NOTE: Put a small amount of clean diesel fuel on the O-ring seals on the fuel injection pumps before the fuel injection lines are installed.