Heat Sink Thermistor Error
Inverter PCB
Heat sink temperature thermistor (Built-in IPM) open/short detected
1. Inverter PCB failure
Indoor Unit : Operation LED 7 times Flash, Timer LED 7 Times Flash,
Economy LED Continuous Flash.
Outdoor Unit : E. 77. 1
Error Code : 77
Trouble shooting 22
Indicate or Display:
Detective Actuators:
Detective details:
OUTDOOR UNIT Error Method:
Forecast of Cause :
If this error is displayed, replace Inverter PCB
02-38