Fault Code 84: System No. 1 Malfunction of heat exchanger thermistor
Fault: System No. 1 Malfunction of heat exchanger thermistor
Defective connector contact
Defective heat exchanger thermistor
For Daikin split and multi-split air conditioning systems included wall-mounted, duct-connected, floor-standing, multi-flow, stylish, european, ururu sarara & cassette-type units.
If molded case circuit breakers or earth leakage circuit breakers have tripped, do not reset the breaker immediately without first checking for any problems with insulation of equipment.
Resetting breakers without a check of insulation may cause damage to equipment.