MTU 20V4000G*3 series Operating Instructions Manual page 217

15. Using a torque wrench, tighten screw (2) to specified tightening torque.
Name
Screw
16. Using a torque wrench, tighten adapter (3) to specified tightening torque.
Name
Adapter
Installing HP lines (single-walled HP system)
Note: Make sure parts are perfectly clean.
1. Coat thread, sealing cone and thrust ring of HP line (5) with engine oil.
2. Coat jacket surface in area of union nut to rail (6) with engine oil.
3. Thread in HP line (5), ensuring that the sealing areas are not damage.
4. Tighten union nuts (4) and (6) as far as possible by hand.
5. Using a torque wrench, tighten HP line (5) to specified tightening torque in the following order.
1 Adapter (4)
2 Rail (6)
Name
Union nut / thrust
screw
Note: Do not hold in place by hand.
6. Tighten HP line (5) to specified final tightening torque in the same order.
1 Adapter (4)
2 Rail (6)
Name
Union nut / thrust
screw
Installing HP lines (jacketed HP system)
Note: Make sure parts are perfectly clean.
1. Coat thread, sealing cone and thrust ring of HP line (5) with engine oil.
2. Coat O-rings with (Assembly compound (Kluthe Hakuform 30-15)).
3. Thread in HP line (5), ensuring that the sealing areas are not damage.
4. Using a torque wrench, tighten HP line (5) to specified tightening torque in the following order.
1 Adapter (4)
2 Rail (6)
Name
Union nut / thrust
screw
Note: Do not hold in place by hand.
5. Loosen union nuts (4) and (6) by approx. 45° angle of rotation and tighten immediately again to the specified
tightening torque in the same order.
1 Adapter (4)
2 Rail (6)
Name
Union nut / thrust
screw
Size Type
M12 Tightening torque
Size Type
Tightening torque
Size Type
Preload torque
Size Type
Tightening torque
Size Type
Tightening torque
Size Type
Tightening torque
Lubricant
(Engine oil)
Lubricant
(Engine oil)
Lubricant
(Engine oil)
Lubricant
(Engine oil)
Lubricant
(Engine oil)
Lubricant
(Engine oil)
MS150093/05E 2018-12 | Injector | 215
Value/Standard
100 Nm+10 Nm
Value/Standard
100 Nm+10 Nm
Value/Standard
4 Nm +2 Nm
Value/Standard
30 Nm +5 Nm
Value/Standard
40 Nm +5 Nm
Value/Standard
40 Nm +5 Nm