WARNING
◆
Always read rules for cleanliness and instructions for
working on fuel system
.
◆
Always follow these rules for cleanliness and instruc-
tions before starting work and while working on the
fuel system.
◆
If components of the fuel system between the tank
and the high-pressure fuel pump are removed or re-
newed, the fuel system must be filled to be bled
. (It is important not to allow the high-
pressure pump to run while still empty.)
1.6.1 Fuel system, engine codes CJDA, CJDD
1 - Fuel tank
2 - Fuel filter
q
With pre-heating
valve.
q
Assembly overview
- fuel filter
3 - Supplementary fuel
pump -V393-
q
Removing and in-
stalling
q
Checking
4 - Filter strainer
5 - Fuel temperature
sender -G81-
q
Checking
6 - High-pressure pump
q
After renewing, a
first fuel filling must
be performed (never
allow the pump to
run while it is still
empty)
q
Removing and in-
stalling
7 - Fuel metering valve
-N290-
q
Must not be re-
moved.
q
Checking
8 - Fuel pressure regulating valve -N276-
q
Checking fuel pressure regulating valve
Industriemotoren - Industrial Engines 2009
▶
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
3
1 Repairing diesel direct injection system
359