Ferroli BlueHelix HiTech RRT H Instructions For Use & Installation page 361

BlueHelix HiTech RRT H
Fan replacement
• Disconnect the power supply and close the gas cock ahead of the valve.
• Remove the fan electrical connections.
• Undo the screws "1" and gas pipe connection "2".
• Remove the venturi "3".
1
1
fig. 54
Replacing the pressure transducer
Before carrying out the following instructions it is advisable to protect the room and the
A
boiler's electrical box against accidental water spillage.
• Disconnect the power supply and close the gas cock ahead of the valve.
• Drain the water from the heating circuit.
• Remove the pressure transducer connector and retaining clip "1".
• Remove the pressure transducer "2".
EN
2
2
1
fig. 56
cod. 3541V484 - Rev 00 - 07/2022
fig. 55
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