MOTOR ASSEM. 1352191 - Caterpillar

start by: a) remove air cleanerb) remove fuel injection lines1. Remove the six bolts (1) that hold the inlet manifold (4) to the cylinder heads.2. Loosen clamp (3) and push crankcase ventilator valve hose (2) away from inlet manifold. Remove inlet manifold (4).3. Put tape over the openings in the cylinder heads to prevent dirt or foreign material from getting into the engine.Install Air Inlet Manifold
1. Remove the tape from the openings in the cylinder heads.2. Inspect the gaskets for the air inlet manifold. Install new gaskets if needed.3. Put the air inlet manifold in position on the engine and install the bolts that hold the manifold in place. It will be necessary to install the one fuel injection line that is connected to the inlet manifold.4. Tighten the bolts for the manifold as follows: a) Tighten bolts (3) and (4) to a torque of 15 5 lb. ft. (20.3 6.8 N m).b) Tighten bolts 1 through 8 in number sequence to a torque of 32 5 lb. ft. (43.4 6.8 N m).5. Connect hose for the crankcase ventilator valve to the inlet manifold and tighten the clamp.end by: a) install fuel injection linesb) install air cleaner