Ferroli BLUEHELIX PRO RRT 24 C Instructions For Use & Installation page 192

Replacing the water pressure switch
Before carrying out the following instructions it is advisable to protect the room and the boiler's electrical box
A
against accidental water spillage.
• Disconnect the power supply and turn off the gas cock ahead of the valve.
• Drain the water from the heating circuit.
• Remove the connector "1" and the fastening clip "2".
• Remove the water pressure switch "3".
Cleaning or replacing the flowmeter
Before carrying out the following instructions it is advisable to protect the room and the boiler's electrical box
A
against accidental water spillage.
5
4
• Disconnect the power supply and turn off the gas cock ahead of the valve.
• Close the cold water inlet and turn on the DHW system faucets
• Release the fork "4" and remove the flowmeter assembly "5".
• The flowmeter components can thus be cleaned (see fig. 47 and fig. 48) or replaced.
192
fig. 46- Flowmeter
cod. 3541Q530 - Rev. 00 - 10/2018
BLUEHELIX PRO RRT 24 C
3
1
2
fig. 45
1 - Flow limiter
2 - Fan
3 - Filter
4 - Clip
5 - Flowmeter
1
2
3
EN