M 14.30 Injector - Hatz 2-4L30 Workshop Manual

M 14.00 Fuel injection equipment

M 14.30 Injector

- 4 - 37 -
Preparations:
– Take off the enclosure hood and side
panel; see M 35.00.
Removing:
– Unscrew and remove fuel pressure pipe
(128/1) and oil leak-off line (128/2).
– Unscrew and remove loop for injector
(128/3). Take out the injector and sea-
ling ring (129/1) using impact extractor
tool - 4 -.
Functional check:
– Connect extension tube with test pres-
sure gauge for fuel injection system
- 37 - to the pressure tube connection
for the injection pump; see Fig. 129.
– Connect the injector to the tester, cover
the remaining injection pumps over with
clean cloths and start the engine.
Note:
All injectors should be removed for this
test.
ATTENTION !:
Keep the hands away from the fuel spray
emerging from the injectors.
The fuel spray from the injectors can
cause blood poisoning.
3
L / M . . 09.96
128
129