MTU 12 V 2000 M72 Operating Instructions Manual page 21

The pressure is so greatly reduced by this and the faulty sealing ring (2) that any leakage is not under
pressure.
HP line between fuel injector and HP accumulator
1 Support ring
2 V-ring
3 Thrust ring
4 Union nut
5 HP line
6 Thrust screw
M015650/03E 2011-10 | General Information | 21
7 Thrust ring
8 V-ring
9 Support ring