Kohler RD 441, Service Manual

Page: 22 / 84

- 22 - Workshop Manual KD 441_cod. 1.5302.865_2 nd ed_ rev. 01.
4
17
16
19
C
18
B
A
C
D
Disassembly
Cylinder head
Caution – Warning
Before disassembling the cylinder head, remove rocker arms C
and the pushrods.
Loosen the inlet union of the injection pump.
Loosen the outlet union of the injection pump.
Loosen the fastening screw between the diesel fuel filter and the so
-
lenoid valve.
Remove the fuel supply circuit complete with solenoid valve, filter and
fuel pump.
Injector
Loosen screw A
and remove the bracket fixing injector
B to the cylin-
der head.
Remove injector
C together with copper seal D .
Important Caution - Warning
The correct protrusion of the spray nozzle from the cylinder
head surface is obtained with copper seal D available in the
following thicknesses: 0.5, 1 and 1.5 mm.