Nibe HPAC 45 Installateurhandbuch Seite 16

Reversing valves
Valve positions
The heating/cooling modes are controlled by four reversing valves, which, depending on the outdoor temperature
and need, switch between the different modes.
The valve position in the valve housing is marked by two indentations on the valve shaft, see the image and table
below.
Heating
Passive cooling
Active cooling.
The above applies to powered systems.
The arrow and figure indicate in which position the valve is set.
16
QN13 QN15
QN13
QN14 QN16
QN15 QN14 QN16
HPAC 45 | GB