19
Subject to change without notice | 83051400cUK – Translation into English of the original German operating manual | ait-deutschland GmbH
HEAT PUMP SIDE CONNECTION OF THE CONTROL AND
SENSOR WIRES
The heat pump is connected to the heating and heat
pump regulator by means of the control and sensor
wires. They are connected at the electric switch cabi-
net on the switch cabinet side (= operator side) of the
heat pump.
Screw control and sensor wires to the two connec-
tors on the side of the electric switch cabinet...
Guide control and sensor wires inside the unit
through the provided cable duct to the water con-
nection side...
1 Cable duct for control and sensor
wires (only LW 140A/RX)
Guide control and sensor wires out of the unit...
NOTICE
In order to enable unhinging of the electric
switch cabinet in the event that customer ser-
vice is necessary, the control and sensor wires
in the heat pump must have an excess length of
about 15 cm.
Install control and sensor wires in a conduit as far
as where they enter the building and from there on
to the heating and heat pump regulator...
Connect control and sensor wires to the heating
and heat pump regulator according to the terminal
diagram and the circuit diagrams for the respective
model...
”Terminal diagrams” and “Circuit diagrams” for
the respective model.
Operating manual of the heating and heat pump
regulator.
Seal empty pipes on unit side...
Screw facing panels onto the heat pump...
Place lower facing panels diagonally into the frame,
close at top and fasten with quick-release screws...
The unit is now closed.