Nilfisk-Advance C 120.4 - Page 14

14
14
Use loctite 271— torque 20 Nm
Torque 16 Nm
Torque 10 Nm
D
Service / Repair.
Fig.2 Fig.3
Dismounting / mounting of suction and pressure valves.
Remove valve seat with tool and discard them (fig.1 and 2). Mount new valves
with a slight finger pressure and special tool no.1220103 (fig 3 and 4).
Clean up and lubricate before mounting.
Fig.3 Fig.4
1
2
3
4
When mounting the
cylinder head you
have to tighten the
bolts in this order see
(fig.5)
Fig.5