3406 DIESEL TRUCK ENGINE Caterpillar

start by:

a) remove rocker shafts and push rods

1. Use tool (A) to remove fuel valve adapters (1) from the cylinder head.

2. Remove the gasket and O-ring seal from the adapter.

Install Fuel Valve Adapters

1. Install a new O-ring seal (1) on the adapter. Put a small amount of liquid soap on the O-ring seal.

2. Put 5P3931 Anti-Seize Compound on the threads of the adapter. Put gasket (3) on the adapter. Install fuel valve adapter (2). Use tool (A) to tighten the adapter to a torque of 150 ± 10 lb.ft. (205 ± 14 N·m).

end by:

a) install rocker shafts and push rods