Service Repair Manual
Models
938H Wheel Loader
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Product: WHEEL LOADER
Model: 938H WHEEL LOADER JKM
Configuration: 938H Wheel Loader JKM00001-UP (MACHINE) POWERED BY C6.6 Engine
Disassembly and Assembly
C6.6 Engines for Caterpillar Built Machines
Media Number -KENR6081-15
Publication Date -01/03/2014
Date Updated -04/03/2014
i02786857
Cylinder Head - Install
SMCS - 1100-012
Installation Procedure
Table 1
Required Tools
Tool Part Number
Part Description
Qty
A
-
Guide Bolt
(M16 by 115mm)
2
B
8T-3052
Degree Wheel
1
C
1U-6396
O-Ring Assembly Compound
1
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
1. Thoroughly clean the mating surfaces of the cylinder head and the cylinder block. Do not
damage the mating surfaces of the cylinder head of the cylinder block. Ensure that no debris
enters the cylinder bores, the coolant passages, or the lubricant passages.
2. Inspect the mating surface of the cylinder head for distortion. Refer to Specifications,
"Cylinder Head" for more information. If the mating surface of the cylinder head is distorted
beyond maximum permitted limits, replace the cylinder head.
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3. If necessary, install the inlet manifold to the cylinder head. Refer to Disassembly and
Assembly, "Inlet manifold - Remove and Install".
Illustration 1
g01340176
4. Inspect dowels (18) for damage. If necessary, replace the dowels in the cylinder block.
5. Install Tooling (A) to the cylinder block.
6. Align cylinder head gasket (17) with dowels (18). Install cylinder head gasket (17) onto the
cylinder block.
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Illustration 2
g01340086
Typical example
7. Use a suitable lifting