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Connector X13 is an additional 230V~ normally open (NO)-
contact and can be used for connecting a secondary pump,
valve etc.
Use AUX1 to connect a secundary pump:
► Using the included 5-pole green connector, wire the pump
connections to screw terminals 4 and 5 and then push
this into position X13 of the indoor unit, as shown in the
adjacent illustration.
► Earth to terminal X0.
► Set Parameter P068 to "10".
Use AUX2 as an additional (NO)-contact:
► Using the included 5-pole green connector, wire the pump
connections to screw terminals 1 and 2 and then push this
into position X13
► Earth to terminal X0.
► Set Parameter P069 to the desired value.
See §11.6 Parameters for a full value list for P068 and P069.
AUX1 AUX2 Fuse
CPU
X0
X1
NL
3
L
2
L
F
N NL L
1
N 3
4
5
3 2 1
X14
X13
8.8.10 Connecting a secondary pump
WARNING
► A permanent mains voltage is present at
pin 3 of connector X13
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