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CXWF reversing on water cycle
In order to activate the CXWF heat pump mode must be set the winter mode on the display of the unit
Symbio controller.
The electrovalves installed on the customer plant and providing the customer water plant reversing action
over the chiller-heat pump switch (these electrovalves are the ones featured in the diagram below and
labeled by the letter B will not be commanded (energyzed) by the CXWF electrcial cabinet but their
activation will be managed externally.
Geothermal heat exchanger
Page 53
Unit
Evaporator
Load
The
Condenser
paths in heat-pump mode with
the condenser connected to the
load and the evaporator
connected to the geothermal
heat exchanger.
The
water paths in chiller mode with
the evaporator connected to
the load instead and the
condenser connected to the
geothermal heat exchanger
Ground
red lines
feature the water
light blue lines
feature the
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