MTU C13 - Draining Fuel Prefilter

7.9.2 Draining fuel prefilter
Preconditions
☑Engine shut down and secured against being restarted.
Special tools, Material, Spare parts
Designation / Use Part No. Qty.
Diesel fuel
WARNING
Fuels are combustible.
Risk of fire and explosion!
• Avoid open flames, electrical sparks and ignition sources.
• Do not smoke.
Draining fuel prefilter
1. Shut off the filter unit (5/8) to be changed
at valves (3) and (4) or (9) and (10).
2. Open bleed screw (1) or (2) on filter to be
drained.
3. Open drain valve (6) or (7).
4. Drain water and dirt from the filter until
clean fuel emerges.
5. Close drain valve (6) or (7).
6. Open fuel return line (3) or (10).
7. Open fuel inlet (4) or (9).
8. Close bleed screw (1) or (2) on filter to be
drained when clean fuel emerges.
M015695/03E 2013-03 | Task Description | 105
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