Disassembly of cylinder heads

DISASSEMBLY OF CYLINDER HEADS

Preliminary operations

1. Clamp the moveable support N° 1.820.012.000 (A.2.0195) into a vice.
2. Install cylinder head support fork N° 1.820.258.000 and lock it to the support.
3. Insert tool N° 1.820.267.000 for the disassembly of the valves into the fork.
4. Insert the cylinder heads into the studs of the forks and lock them there.

Removal of injectors

1. Using tool N° 1.822.127.000 remove the injectors.
2. Recover the engine compression seal elastic washer.

47 ÷ 58 Nm
4.8 ÷ 5.9 kgm

Removal of heater plugs

1. Remove the heater plugs supply connecting strip.

13 ÷ 16 Nm
1.3 ÷ 1.6 kgm

Removal of combustion prechamber fixing bushing

100 ÷ 124 Nm
10.2 ÷ 12.6 kgm