Commissioning - Danfoss DHP-AX Installation And Service Instructions Manual

BB B B
Hazardous electrical voltage! The terminal
blocks are live and can be highly dangerous due
to the risk of electric shock. All power supplies
must be isolated before electrical installation is
started. The heat pump is connected internally
from the factory, for this reason electrical instal-
lation consists mainly of the connection of the
power supply.
BB E B
T he room temperature sensor is connected to a
safety extra-low voltage.
Follow the separate installation instructions for the room
temperature sensor!
2.5

Commissioning

D B BB
The installation may only be commissioned if the
heating system is filled and bled. Otherwise the
circulation pump can be damaged.
D B BB
If the installation is only to be driven by an aux-
iliary heater during the installation, ensure that
the heating system is filled and the compressor
cannot be started. This is carried out by setting
the operating mode to AUX. HEATER. For further
information see chapter 11, Start-up and trim-
ming.
6 – Installation VMBMH302