Ariston ALTEAS ONE Net Series Installation And Servicing Instructions page 58

MAINTENANCE GUIDE
Disconnect the cable of the electrode.
Remove the four nuts and remove the burner unit
3
4
Remove the two clips to disconnet the exhanger on the hea-
ting fl ow side
5
58 /
Disconnect the plastic pipes from the manual air vent.
6
Disconnect the heating fl ow pipe
7
Disconnect the condensate pipe
8