BlueHelix HiTech RRT C
40
EN
cod. 3541V691 - Rev. 00 - 04/2022
Extraordinary maintenance and replacement of components
After replacing the gas valve, burner, electrode and PCB, it is necessary to do the
calibration procedure [AUTO SE-
TUP]
(see “Calibration procedure [AUTO SETUP]” on page 32). Then follow the instructions in par. “Checking the com-
bustion values” on page 32.
Gas valve replacement
•
Disconnect the power supply and close the gas cock ahead of the valve
.
•
Disconnect the electrical connectors
“1”
(fig. 46).
•
Disconnect the gas supply pipe
“2”
(fig. 46)
•
Undo the screws
“3”
(fig. 47)
•
Remove the gas valve
“4”
and the gas diaphragm
“5”
(fig. 48).
•
Fit the new valve, carrying out the above steps in reverse order.
•
Refer to the instruction sheet included in the kit when replacing the gas diaphragm.
fig. 46
fig. 47
fig. 48
1
2
3
5
4
5
Summary of Contents for 47-267-74
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