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8.3.2
Checking the electrical connections
1. Check for the presence of the recommended circuit breaker.
2. Check the electrical connection to the mains.
3. Check the connection of the sensors.
4. Check the position of the sensors. Respect the distance of the
sensors according to the power.
5. Check the connection of the circulating pump(s).
6. Check the connection of the optional equipment.
7. Check the length of the cables and that they are firmly secured in the
cable clamps.
8.3.3
Checking the hydraulic circuit
1. Check the siphon, which must be completely filled with water.
2. Check that there are no leaks on the boiler's hydraulic connections.
3. Check the pressure in the expansion vessel before filling the system.
8.3.4
First time commissioning
When commissioning the boiler for the first time, the control panel needs
to be synchronised with the boiler. The default setting for the control panel
is English.
1. Press the button for 5 seconds.
Synchronisation between the boiler and the control panel starts up
and shows its progress from 1% to 100%. Synchronisation may take
several minutes.
2. Select the language.
3. Set the date and time.
For more information, see
Setting the date and time, page 87
Selecting the language, page 87
8.4
Gas settings
8.4.1
Configuring the fan speed
The boiler's fan speed has to be configured according to gas type before
the gas valve is set.
1. Go to the installer parameters.
2. Select the Boiler Settings menu by turning the
button.
3. Confirm the menu selection by pressing the button.
4. Modify parameter 2441 Fan speed heating max according to the gas
type. Use the button to select and modify the parameter.
5. Confirm the setting by pressing the button.
6. Select the Burner control menu by turning the
button.
7. Modify parameters 9512 Required speed ignition, 9524 Required
speed LF and 9529 Required speed HF according to the gas type.
Use the button to select and modify the parameters.
For more information, see
Modifying the installer parameters, page 70
8 Commissioning
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