Ariston G.C.N.:47-116-65 (24 kW) Installation And Servicing Instructions page 53

3.3 Draining
Tools
Turn the drain valve anti-clockwise to open and drain the water
from the boiler
1
3.4 Automatic air vent
Tools
Drain the boiler (see 3.3). Remove the clip and lift the AAV from
the assembly.
1
2
3.5 Primary water pressure sensor
Tools
Drain the boiler (see 3.3). Slide the fi xing clip, (it is held captive)
TIME 5 min
unplug the electrical connector and lift the sensor from the
assembly.
1
TIME 5 min 2
MAINTENANCE GUIDE
TIME 5 min
53