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Idiomas disponibles
BLUEHELIX TECH RRT 30 H
Replacing the main exchanger
Before carrying out the following instructions it is advisable to protect the room and the boiler's electrical box
A
against accidental water spillage.
3
1
•
Disconnect the power supply and close the gas cock ahead of the valve
•
Disconnect the fume sensor connector
•
Disconnect the fan connector
•
Disconnect the connector of the ignition electrode connected to the board.
•
Drain the water from the boiler heating circuit.
•
Extract the flue connection (concentric or accessory for separate ducts)
•
Remove the fan
•
Remove the clips of the two pipes on the exchanger, pump and hydraulic unit
•
Remove the 2 top screws "5" securing the exchanger to the frame (fig. 40)
•
Loosen the 2 bottom screws "5" securing the exchanger to the frame (fig. 40)
•
Remove the exchanger
•
Fit the new exchanger on the bottom screws "5"
•
For assembly, proceed in reverse order
EN
4
1
2
1
2
fig. 40- Main exchanger
cod. 3541C670 - Rev. 00 - 05/2018
1
5
5
6
5
5
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