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System start-up
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5.
System start-up
Commissioning of a newly installed system may only be carried out by a qualified
installer. A full installation check must be completed prior to start-up.
- Set the main SYSTEM switch to “0”
- Open the shut-off valves in the flow and return lines.
- Open the gas shut-off cock in the boiler supply line
- Switch on the main switch outside the boiler room (if present).
Frequently, the heating system has an additional emergency switch that
switches off only the gas burner.
- With the UltraGas
®
, fill the odour trap (siphon) in the condensate drain
pipe with water before starting up the system.
5.1
Checks prior to start-up
Check the water level in the heating system.
The heating system must be filled with water and all the air removed. Observe the
regulations regarding antifreeze and water treatment.
Open the shut-off valves in the flow and return lines.
Check the fresh air supply to the heating system.
Check the settings for the operating modes
5.2
Switching on the system
Open the gas cock.
Switch on the main switch on the boiler.
Set the boiler control unit to the desired operating mode and temperature
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Depending on the working principle of the heating system selected, there may be extra components or
some may not be provided. Have your system explained in detail by the specialist.
Radiator(s) or
underfloor heating
where fitted
Heating pump
Heating boiler
Mixer valve
Water
heater
Chimney, flue
system
The hot water heated by the heating boiler is conveyed to the radiators, or is used to heat the domestic
hot water in the water heater.
Summary of Contents for UltraGas (15-1000)
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