4. Open threaded vent plug and ensure that fuel
does not emerge continuously.
Result: The filter can now be replaced!
5. If fuel emerges continuously, check shutoff
valve in fuel supply, contact Service.
Note: • As soon as the filter housing is opened,
absolute cleanness is imperative!
• Carefully extract the filter element straight
up avoiding contact with the upper edge of
the cylinder if at all possible to prevent
contamination of the fuel remaining in the
filter housing.
6. Unscrew filter cover (1) and pull it together
with filter element (3) out of filter housing (4).
7. Unclip filter element (3) from filter cover (1).
8. Install new O-ring (2) on filter cover (1).
9. Coat new O-rings on filter cover and filter ele-
ment with fuel.
10. Clip new filter element (3) into filter cover (1).
11. Screw filter cover (1) into filter housing.
Result: Filter cover (1) must lie flat on the housing
(4).
12. Tighten filter cover (1) with torque wrench to the specified tightening torque.
Name Size Type Lubricant Value/Standard
Filter cover Tightening torque 40 Nm
13. Replace second filter element in the same manner.
14. Open fuel supply.
15. Vent fuel prefilter (→ Page 155).
16. Check fuel prefilter for leaks.
MS15054/03E 2018-07 | Fuel Filter | 151
TIM-ID: 0000080050 - 001
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