MTU 12V4000M*3 series Operating Instructions Manual page 310

Cleaning centrifugal oil filter
and replacing filter sleeve (oil
filters with diverter)
1. Undo screw (1) and remove.
2. Remove clamp (3) and take off hood (2).
3. Carefully remove rotor assembly (5) from
housing.
4. Hold rotor assembly (5) firmly in position with
filter wrench and undo knurled nut (7).
5. Take off rotor cap (8).
6. Take off filter sleeve (9), stiffener plate (10 )
and sealing ring (11).
7. Measure thickness of oil residue on filter
sleeve.
8. If maximum layer thickness of oil residues ex-
ceeds 30 mm, shorten maintenance interval.
9. Remove standpipe (12) from lower rotor sec-
tion (13).
10. Wash out hood (2), rotor cap (8), stiffener
plate (10), stand pipe (12), base (13) and noz-
zles (14) with cleaner and blow out with com-
pressed air. Do not use sharp-edged objects
for cleaning.
11. Check nozzles (14) for obstructions.
12. Press standpipe (12) onto rotor lower sec-
tion (13).
13. Insert new filter sleeve (9) with stiffener
plate (10) into rotor cap (8), ensuring that
smooth surface of filter sleeve (9) faces rotor
cap (8).
14. Check sealing ring (11), replace as necessa-
ry. Coat sealing ring with grease and insert in
groove of rotor cap (8).
15. Place rotor cap (8) onto standpipe (12).
16. Hold rotor assembly (5) firmly in position with
filter wrench and tighten knurled nut (7).
17. Lubricate bearings of rotor assembly (5), in-
sert into housing (6) and check for ease of
movement.
18. Check sealing ring (4), replace as necessary.
Fit sealing ring on housing (6).
19. Fit hood (2).
20. Tighten screw (1) by hand.
21. Install clamp (3) and tighten to specified torque using a torque wrench:
Name
Clamp
22. Tighten screw (1) to specified torque using a torque wrench:
Name
Screw
308 | Oil Filtration / Cooling | MS15036/00E 2018-08
Size Type
Tightening torque
Size Type
Tightening torque
Lubricant Value/Standard
6 Nm + 1 Nm
Lubricant Value/Standard
6 Nm + 1 Nm