Perkins 1103 Disassembly And Assembly page 40

40
Disassembly and Assembly Section
8. Remove the valve seat inserts. Refer to this
Disassembly and Assembly Manual, "Inlet and
Exhaust Valve Seat Inserts - Remove and Install".
Installation Procedure
Table 6
Required Tools
Part Number Part Description
21825478
Valve Guide Remover/Replacer
27610234
Valve Guide Adapter
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened
component life.
Illustration 76
1. Clean the parent bores in the cylinder head for all
of the appropriate valve guides (4).
2. Install the 27610234 Valve Guide Adaptor (8) into
the 21825478 Valve Guide Remover/Replacer
(2).
3. Install the spacer (3) into the appropriate valve
seat.
4. Lubricate the outer surface of a new valve guide
(4) with clean engine lubricating oil. Pass the
adapter (8) through the parent bore for the
Qty
valve guide (4) and position the valve guide
1
remover/replacer (2) onto the spacer (3).
1
5. Install the adapter (10) beneath the valve guide
(4). Install the attachment (5) in order to secure
the adapter (10) to the valve guide (4).
Note: The valve guide (4) should protrude above the
cylinder head. Ensure that the protrusion (9) is within
limits.
6. Hold the top handle (6) and turn the bottom
handle (7) clockwise in order to pull the valve
guide (4) into the cylinder head. Continue to pull
the valve guide (4) into the cylinder head until the
correct amount of protrusion (9) is reached. The
valve guides should protrude 12.35 to 12.65 mm
(0.4862 to 0.4980 inch) above the valve spring
recess.
7. Repeat the Step 3 to Step 6 in order to install each
appropriate valve guide.
Note: The parent bores of the valve guides must
be reamed to the correct size after the valve guides
have been installed into the cylinder head. Also, the
valve inserts must be inserted and the seat faces
must be cut to the correct angle. The same tool is
used to finish both components.
8. Install the valve seat inserts and finish both
components. Refer to this Disassembly and
Assembly Manual, "Inlet and Exhaust Valve Seat
Inserts - Remove and Install".
End By:
a. Install the inlet valves and the exhaust valves.
Refer to this Disassembly and Assembly Manual,
"Inlet and Exhaust Valves - Remove and Install".
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