
66 RENR9716-02
Disassembly and Assembly Section
1. Position rocker arm shaft assembly (4), valve
rocker arms (3)
, and electronic unit injector rocker
arms (1) as a unit with Tooling (A) on the cylinder
head.
2. Install bolts (2) and tighten to a torque of
50 ± 5 N·m (37 ± 4 lb ft) plus 45 ± 5 degree turn.
Tighten the b
olts in the following sequence: 2, 3,
4, 1.
3. Adjust the va
lve lash for the inlet valves and the
exhaust valves. Refer to Testing and Adjusting,
“Engine Valve Lash - Inspect/Adjust”.
4. Adjust the electronic unit injectors. Refer to Testing
and Adjusting, “Electronic Unit Injector - Adjust”.
End By:
a. Install the v
alve mechanism cover. Refer to
Disassembly and Assembly, “Valve Mechanism
Cover - Remove and Install”.
i02446003
Cylind er H ead - R em ove
SMCS Code: 1100-011
Removal Procedure
Table 48
Required Tools
Tool
Part
Number Part Descri
ption
Qty
A
138-7573
Link Bracket 3
B
1U-9200
Lever Puller Hoist 1
Start By:
a. Remove the e
lectronic unit injectors. Refer to
Disassembly and Assembly, “Electronic Unit
Injector - Remove”.
b. Remove the valve mechanism cover base. Refer
to Disassembly and Assembly, “Valve Mechanism
Cover Base
- Remove and Install”.
c. Remove the fuel transfer pump. Refer to
Disassemb
ly and Assembly, “Fuel Transfer Pump
- Remove”.
NOTICE
Care must be taken to ensure that fluids are contained
during perform
ance of inspection, maintenance, test-
ing, adjusting and repair of the product. Be prepared to
collect the fluid with suitable containers before open-
ing any compar
tment or disassembling any compo-
nent containing fluids.
Refer to Speci
al Publication, NENG2500, “Caterpillar
Dealer Service Tool Catalog” for tools and supplies
suitable to collect and contain fluids on Caterpillar
products.
Dispose of all fluids according to local regulations and
mandates.
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened
component life.
NOTICE
Do not turn the crankshaft or the camshaft while the
camshaft gear is removed. If the rear gear group is
not correctly timed during installation, interference can
occur between the pistons and the valves, resulting in
damage to the engine.
1. Drain the coolant from the cooling system into a
suitable container for storage or disposal. Refer
to Operation and Maintenance Manual, “Cooling
System Coolant - Change”.
g01222228
Illustration 192
2. Remove co
ver (1).