Error code
Kompressorfunktion larm Compressor-function fault
Applies to 6 models
RX35, RX50, RX65, RXL35, RXL50, RXL65
What this means
There is no delivered output even though the compressor should be running; possible causes include reversed phases, incorrect signals or a refrigeration-circuit fault.
When to call a technician
This fault involves refrigerant, pressure, or electrical work that must be handled by a certified technician under EU F-gas rules. Do not attempt to open the refrigerant circuit, access mains wiring, or adjust pressure components yourself. Contact a qualified installer or servicer for this one.
See the official ComfortZone manualA deep link to the manufacturer's own PDF for full technical detail. We link to manuals, we never host them.