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Installing the HVAC Controller in Friedrich Ductless Split Systems for use with
Friedrich Wi capable Floating Air Pro/Premier Wall mounted or Cassette units.
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➤ Disconnect the wifi module in the DSS Friedrich Pro/Premier Wall mount/
Cassette and connect to wireless card using the other end of the wire harness;
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➤ Mount the HVAC Controller next to the HVAC unit:
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➤ NOTE: For the DSS unit, the limitations for 5VDC apply: relay and analogue
inputs/outputs are not working.
J4 Side DSS Side
DSS: Unit Specific Installations