FENDER AS 2216911 - Caterpillar

Illustration 1 g01028806
Do not turn the crankshaft or the camshaft while the camshaft gear is removed. If the front gear group is not correctly timed during installation, interference can occur between the pistons and the valves, resulting in damage to the engine.
Remove bolts (2) and thrust plate (1) .
Illustration 2 g00576209
Remove seal assembly (3) and adapter (4) .
Illustration 3 g00576240
Remove O-ring seals (5) and (6) from seal assembly (3) .
Illustration 4 g00580805
Disconnect hose assembly (7) from cylinder head (8) .
Illustration 5 g00580807
Note: If the engine is not equipped with an air compressor, skip Step 5.
Disconnect hose assemblies (11) and hose assemblies (12) from the air compressor.
Remove the bolt and clamp (9) from the hose assembly. Remove hose assembly (10) .
Illustration 6 g00580808
Remove the bolt and support clip (13) for the harness assembly.
Disconnect the harness assembly from sensor (14) , sensor (15) , and ground stud (16) .
Illustration 7 g00580810
Remove bolts (18) and spacers (17) that fasten bracket (19) to the cylinder head.
Illustration 8 g00580811
Remove cylinder head bolts (20) .
Illustration 9 g00580812
Attach a suitable lifting device to cylinder head (8) . Ensure that all of the following items are clear from the cylinder head: harness assemblies, tube assemblies and hose assemblies.
Carefully remove cylinder head (8) . The weight of the cylinder head is approximately 235 kg (518 lb).
Illustration 10 g00580833
Remove cylinder head gasket (21) .
Illustration 11 g00632047
Remove O-ring seal (22) and water seals (23) . Remove seal (24) .
Remove the spacer plate from the engine.
Illustration 12 g00632048
Remove spacer plate gasket (25) .
Illustration 13 g00632049
Remove O-ring seal (26) .Note: If the cylinder head was removed from the cylinder block as a result of a failed head gasket, refer to Special Instruction, SEHS9564, "3400 Cylinder Head Joint Repair Procedure" for additional information.