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4. Operating the appliance
4.3 Stopping the boiler
4.3.1
Switching off
Set the On/Off switch to
.
4.3.2
Antifreeze protection
Leave the boiler on standby:
- Turn the boiler thermostat to Min.
- Turn the domestic hot water thermostat to Min.
4.3.3
Cleaning the pumps
Leave the boiler on standby:
- Turn the boiler thermostat to Min.
- Turn the domestic hot water thermostat to Min.
4.3.4
Precautions to take if there is a danger of frost
Heating circuit:
Use a correctly dosed antifreeze to prevent the heating water
freezing. If this cannot be done, drain the system completely. In all
cases, consult the fitter.
4.3.5
Precautions to take in the event of prolonged shutdown (one year or more)
- Close the gas valve
- The boiler and the chimney must be swept carefully.
- Close the door of the boiler to prevent the internal circulation of air.
8
A boiler which is switched off is not protected against frost.
The control panel should always be switched on to take
advantage of the heating pump anti-sticking function
The pumps start up when the temperature falls below 8°C.
The pumps and the burner start up when the temperature falls below
6°C.
The pumps operate for 5 seconds if they have been inactive for more
than 24 hours.
Domestic hot water circuit:
Drain the domestic water tank and pipes.
WHE 2.24 / WHE 2.24 FF
17/07/2008 - 300011777-001-C
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