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1. Fill the system with water by opening the filler valve, that is on the valve pipe, to a pressure of 1 bar.
2. Open all radiator valves fully.
3. Bleed all radiators.
4. Bleed the system. The outdoor unit is not equipped with a bleeding valve, so it is recommended to install one at the highest point
on the incoming pipes to the heat pump.
5. Refill the heating system to a pressure of min. 1 bar.
6. Repeat the procedure until all air has been removed.
7. Check the system for leakage.
N
The system must be filled with antifreeze protection when the out-
door unit is operating in cooling mode under a set temperature value
under (< 15°C ). The reason is to avoid the potential risk of freezing of
the outdoor unit.
N
Leave all radiator valves fully open.
Installation Guide
DHP-iQ
Danfoss Heating Solutions
VIJSS102
41