
RENR9716-02 25
Disassembly and Assembly Section
1. Use Tooling (A) to remove valve seat insert (1)
from the cylind
er head.
2. Clean the bores in the cylinder head for the valve
seat inserts.
Remove any rough areas from the
bores.
Installation Procedure
Table 18
Required Tools
Tool
Part
Number Part Descript
ion
Qty
9U-6898
Valve Seat Driver
(Exhaust)
1
B
(1)
9U-6897
Valve Seat D river (Inlet)
1
(1)
Part of 9U-7530 Engine Tool Group
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened
component life.
g01079028
Illustration 64
1. Lower the temperature of new valve seat insert
(1).
2. Use Tooling (B) to install the new valve seat insert
in the cylinder head.
Note: Do not machine the prefinished valve seat
inserts in order to correct the valve stem projection.
An excessive valve stem projection indicates that the
valve seat insert is not seated or material was not
cleaned from the bottom of the counterbore.
End By:
a. Install the inlet and exhaust valves. Refer to
Disassembly and Assembly, “Inlet and Exhaust
Valves - Remove and Install”.
i02438648
Engine Oil Filter Base -
Remove
SMCS Code: 1306-011
Removal Procedure
Table 19
Required Tools
Tool
Part
Number Part Descript
ion
Qty
A
185-3630
Strap Wrench As
1
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened
component life.
NOTICE
Care must be taken to ensure that fluids are contained
during performance of inspection, maintenance, test-
ing, adjusting and repair of the product. Be prepared to
collect the fluid with suitable containers before open-
ing any compartment or disassembling any compo-
nent containing fluids.
Refer to Special 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.
1. Drain the engine oil into a suitable container
for storage or disposal. Refer to Operation and
Maintenance Manual, “Engine Oil and Filter -
Change”.
g01218560
Illustration 65