Service Repair Manual
Models
993K Wheel Loader
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Product: WHEEL LOADER
Model: 993K WHEEL LOADER Z8D
Configuration: 993K Wheel Loader Z8D00001-UP (MACHINE) POWERED BY C32 Engine
Disassembly and Assembly
C27 and C32 Engines for Caterpillar Built Machines
Media Number -KENR8148-13
Publication Date -01/09/2018
Date Updated -05/09/2018
i06750410
Inlet and Exhaust Valves - Remove and Install
SMCS - 1105-010
Removal Procedure
Table 1
Required Tools
Tool Part Number
Part Description
Qty
A
5S-1330
Valve Spring Compressor
1
B
441-0714
Tool As
1
Start By:
a. Remove the cylinder head.
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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993K Wheel Loader Z8D00001-UP (MACHINE) POWERED BY C32 Engine(M0088...
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Illustration 1
g01015263
Personal injury can result from being struck by parts propelled by a
released spring force.
Make sure to wear all necessary protective equipment.
Follow the recommended procedure and use all recommended tooling to
release the spring force.
1. Install Tooling (A) and compress the valve springs. Remove valve spring keepers (2) from
valve (1).
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993K Wheel Loader Z8D00001-UP (MACHINE) POWERED BY C32 Engine(M0088...
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2. Carefully remove Tooling (A) from valve (1).
3. Remove valve rotator (3).
4. Remove outer valve spring (5) and inner valve spring (4) from valve (1).
5. Remove washer (6) and valve (1) from the valve guide.
6. Use Tooling (B) to check the valve springs (spring force). Refer to Specifications, "Cylinder
Head Valves" for additional information on the valve springs.
7. Inspect the valves. Refer to Specifications, "Cylinder Head Valves" for additional
information on the inlet and exhaust valves.
Installation Procedure
Table 2
Required Tools
Tool Part Number
Part Description
Qty
A
5S-1330