Sunsystem BURNiT Magna WBS-A 450, Технический паспорт, руководство по установке и эксплуатации

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TECHNICAL PASSPORT INSTALLATION and OPERATION MANUAL
25-EN
10.3. Firе-up
This function starts up the fans during fire up sequence (Fire up - (

) ON, (

) OFF).
If the fans is not operating, a star symbol will appear in the upper right corner of the
display *. If the fans is turned on DO NOT open the boiler door. If, during fire up
sequence the boiler does not reach 40°C (default damping threshold) for 30 min. the
following alarm will be displayed:
In this case the user should restart the fire up sequence – the thermoregulator will
once again start the fire up sequence.
10.4. Manual operation
In this mode each executive element can be switched off and on independently from
all the other elements.
Pressing down MENU starts the fan, which remains turned on until the next pressing
of the MENU button.
Pressing down MENU Turns on / off CH PUMP.
Pressing down MENU Turns on/ off domestic hot water pump – WUW PUMP.
Pressing down MENU Turns on/ off alarm signal.
10.5. Pumps (CH and WUW) activation temperature
This option is used in order to set the activation temperature of the CH (measured in
the boiler) and DHW pump (measured in the DHW buffer / circle). If the temperature
increases above the set level the pumps will turn on. The pumps will turn off after
the temperature drops below the set temperature (minus 2°С of hysteresis), in this
case the pump will be turned off when the temperature in boiler drops below 33°С.