Z001019/0_6_July 2008
Page FUEL SYSTEM - 17
SERVICE MANUAL MARINE ENGINES
03 FUEL SYSTEM
03.02.06 Adjust start of injection
Preparation:
Remove camshaft housing cover
NOTE:
The adjustment of start of injection is
necessary:
- if unit injector was removed
- periodically according to
maintenance (chart)
- if set value has changed (see chart
Set Values Unit Injector Stroke).
Adjustment of injection start is to be
done prior to adjustment of engine
control.
Special tool.:
2306031/4 dial gauge rail 4 cyl.
2306031/1 dial gauge rail 6 cyl. with
bossed seal surface
2306031/6 dial gauge rail 6 cyl. with
plane seal surface
2300899/0 dial gauge
2300641/1 probe pin
1
Unit injector must be installed properly and fastened.
Control rack and unit injector control gear must
be free to move.
2
Put dial gauge rail with bracket, No. 2306031/. (see
list special tool), onto stud bolt at intercooler side of
camshaft housing and fasten with nuts.
3
Turn camshaft until bearing rollers of rocker arm for
unit injector being adjusted is on the base circle of the
cam. Unit injector spring should be in most relaxed
position.
4
Mount dial gauge No. 2300899/0 with pointer
No. 2300641/1 into dial gauge rail.
5
Put pointer onto unit injector plunger guide.
.
02.06 ill.4
02.06 ill.3
02.06 ill.2
00.00
02.06 ill.1
ToC