AR07.03-A-6831A | Remove/install nozzle holder combination | 19.7.06 |
ENGINE 457.939 /945 /946 /949 in MODEL NAB372.124
ENGINE 457.939 /945 in MODEL NAB372.317
A07.03-0003-01
1 Pressure screw
2 Pressure pipe connection
3 O-ring
A07.03-0002-02
4 Bolt
5 Clamping piece
6 O-ring
7 Nozzle holder combination
8 Cap
A07.03-0001-02
| Remove/install | ||
1 | Open left rear maintenance flap | ||
2 | Disconnect ground cable from battery | ||
3 | Open engine compartment flap at rear | ||
4 | Remove charge air manifold | ||
5 | Remove MR/PLD injection lines | ||
6 | Remove cylinder head cover | ||
7 | Unscrew thrust bolt (1) and pull out pressure pipe connection (2) | Installation: Replace and grease the O-ring (3). | |
Thrust bolt, pressure pipe connection to cylinder head | |||
8 | Unbolt clamp (5) | Installation: Check shank length of the bolts (4) | |
Bolt, clamp to cylinder head | |||
9 | Pull out nozzle holder combination (7) | Screw a bolt "M8" into nozzle holder combination (7) to pull out. | |
Installation: Replace and grease the O-ring (6). Observe installation position: The locking pin (arrow) must be located opposite the cap (8). | |||
10 | Install in the reverse order |
Cylinder head
Diesel injection system with unit pumps (MR/PLD)