Installing Injector - MTU 8 V 2000 M51A Operating Instructions Manual

Installing injector

1. Remove all covers before installation.
2. Clean sealing surface on cylinder head and
protective sleeve.
3. Coat sealing ring (1) with grease and fit on‐
to injector.
4. Coat sealing ring (2) with grease and fit on‐
to injector.
5. Press injector into cylinder head by hand.
Result: • The pin is at 11-o'clock position to the
transversal axis of the engine.
• The pin is engaged in the recess of the
clamp (4).
6. Install clamp (4) with screw (5), positioning
it correctly.
Result: • Pin on injector is in the recess in the
clamp.
• Forked clamp end is engaged in the cov‐
er recess.
7. Tighten screw (5) of the clamp by hand.
Result: Injector can still be turned.
8. Blow out fuel line (3) and pressure pipe
neck (1) with compressed air.
9. Coat sealing ring with grease and fit onto
pressure pipe neck (1).
10. Coat taper on pressure pipe neck with en‐
gine oil.
11. Insert pressure pipe neck into cylinder head
until it is in contact with the sealing ring.
12. Fully press in pressure pipe neck (1) by
hand.
13. Tighten thrust screw (2) with torque wrench to the specified tightening torque.
Name
Thrust screw
14. Use torque wrench to tighten screw for clamp at injector to the specified tightening torque.
Name
Screw
15. Install fuel line (3).
16. Tighten union nut on the injection pump to the specified tightening torque using a torque wrench.
Name
Union nut
188 | Task Description | MW15550/06E 2012-02
Size Type
Tightening torque
Size Type
Tightening torque
Size Type
Tightening torque
Lubricant Value/Standard
40 Nm ±5 Nm
Lubricant Value/Standard
50 Nm
Lubricant Value/Standard
20 Nm +5 Nm