Maintenance and care
63
If air gets into the high-pressure part of
the injection pump (model VP 44) the sys-
tem must be bled again.
If the engine does not start after the tank
has been run empty or after repairs to the
fuel system the high-pressure system
must be bled.
The following steps must be carried out
onat least three cylinders,
one after the other:
D
Loosen the union nut in one pressure
pipe at the injection nozzle by approx.
1/2 revolution
D
Turn engine over with starter motor un-
til fuel is seen to emerge.
Caution:
The pipes contain fuel!
Use a rag to catch any fuel that
emerges.
Comply with safety regulations
and official regulations!
D
Tighten the union nut
Note:
First tighten the nuts to 10 Nm and
then by an angle of 60
_
.
Violent tightening will destroy the
screw connection!
D
Start the engine and let it
idle
for ap-
prox. 30 seconds to ensure that the in-
jection pump is lubricated and that the
system is completely bled.
Summary of Contents for D 0836 LE 401
Page 1: ......
Page 2: ......
Page 3: ...3 Operating Instructions MAN Marine Diesel Engines ...
Page 4: ...4 ...
Page 9: ...Declaracion 9 ...
Page 17: ...Notes 17 ...
Page 69: ...Notes 69 ...
Page 75: ......
Page 76: ......