Maintenance and Care
MAN marine diesel engines D2868 LE4.. / D2862 LE4..
80
Carefully read through the Operating Instructions before starting any work!
This particularly applies to the General Safety Instructions section
and the safety instructions in the various chapters.
8.4.2 Maintaining the fuel filter
WARNING
Risk of injury due to highly flammable substances
Highly flammable substances, fluids or gases catch fire.
For this reason:
S Smoking, naked flames and sources of ignition are strictly forbidden in the danger zone and close pro
ximity.
S Keep fire extinguishers at hand.
S Report any suspicious substances, fluids or gases to the person in charge immediately.
S Repair leaks.
S Stop work immediately in the event of a fire. Leave the danger zone and do not return until it is safe to
do so.
NOTE
Risk of damage due to dirt particles
Risk of component damage due to dirt in the fuel system
For this reason:
S Ensure complete cleanliness when working on the fuel system.
ENVIRONMENTAL NOTE
The emerging fuel must not be allowed to pass into the ground or into sources of water.
Cleaning the fuel prefilter
Make sure the engine is stopped before performing maintenance on the fuel prefilter
Close shut-off valves between engine and tank.
Dismantle the fuel prefilter:
1. Unscrew the filter housing
3
2. Remove the O-ring
1
from the filter housing
3
3. Wash out the filter housing
3
and strainer
2
in
clean diesel fuel and blow out with compressed
air
4. Screw the filter housing
3
with strainer
2
and
new O-ring
1
onto the fuel prefilter housing
Tightening torque 10 Nm..........
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