Electrolux KSV26HRC Diagnostic Manual page 18

Communication Fault Continues:
# Check the continuity of the connecting wires from the outdoor PCB to the Reactor, as listed below.
Orange terminal point on outdoor PCB to orange terminal point on Reactor.
White terminal point on outdoor PCB to white terminal point on Reactor.
Check the continuity of the reactor. If open circuit, change it.
Page 18 KSSSI113
Orange & White connecting wires from outdoor PCB to Reactor.
Resistance reading of Reactor.