Inlet And Exhaust Valve Springs - Remove And Install - Perkins 1103 Disassembly And Assembly

34
Disassembly and Assembly Section
Installation Procedure
Illustration 67
Typical example
1. Thoroughly clean the exhaust elbow (4) and the
exhaust adapter (5).
2. Install the exhaust elbow (4) onto the exhaust
adapter (5). Position the bracket (2) onto the
cylinder block and install the setscrews (1).
Tighten the setscrews (1) finger tight. Align the
exhaust elbow with the bracket (2). Install the
setscrews (3) in order to secure the exhaust
elbow (4) to the bracket (2). Tighten the setscrews
(1) and tighten the setscrews (3) to a torque of
44 N·m (33 lb ft).
.
End By:
a. Install the exhaust pipe. Refer to the OEM
information for the correct procedure in order to
install the exhaust pipe.
Inlet and Exhaust Valve
Springs - Remove and Install
Removal Procedure
Table 1
Part Number
21825666
27610235
Start By:
a. Remove the rocker shaft assembly. Refer to this
Disassembly and Assembly Manual, "Rocker
Shaft and Pushrod - Remove".
g01135897
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened
component life.
Note: The following procedure should be adopted in
order to remove the valve springs when the cylinder
head is still installed onto the cylinder block. Refer to
this Disassembly and Assembly Manual, "Inlet and
Exhaust Valves - Remove and Install" for the correct
procedure that should be used to remove the valve
springs from a cylinder head that has been removed
from the cylinder block.
Note: Ensure that the appropriate piston is at top
dead center before the valve spring is removed.
Failure to ensure that the piston is at top dead center
may allow the valve to drop into the cylinder block.
1. Use the following procedure in order to find the
top dead center position for the appropriate piston.
Personal injury can result from being struck by
parts propelled by a released spring force.
Make sure to wear all necessary protective equip-
ment.
Follow the recommended procedure and use all
recommended tooling to release the spring force.
SENR9779-02
Required Tools
Part Description
Valve Spring Compressor
Setscrew Adapter
NOTICE
i01947651
Qty
1
1