Rush Current Limiting Resistor
Temp Rise Protection
Inverter PCB
1. The wire between the Power PCB (CN804) and the Inverter PCB (CN330) unplugged.
2. The Relay (K801) defected.
3. Resistancxe (R806) open circuit.
4. Inverter PCB defected.
"Protection stop by "Rush current limiting resistor temperature rise detection''
of inverter PCB" was generated 2 times.
OK
Check Point 1 : Check the wiring Power PCB (CN804) and the Inverter PCB (CN330)
Connector and wiring connection state check
Cable open check
Indoor Unit : Operation LED 9 times Flash, Timer LED 15 Times Flash,
Filter LED Continuous Flash.
Outdoor Unit : E. 6 8. 2
Error Code : 9 U / 6 8
Trouble shooting 39 E68. 2
Indicate or Display:
Detective Actuators:
Detective details:
OUTDOOR UNIT Error Method:
Forecast of Cause :
After fixing the problem and for canceling the Error, Error Reset (F3-40) will be required after power reset
Check Point 2 : Check Relay (K801) operation
Check click sound of Relay (K801)
When the Relay (K801) did not operate, replace the Power PCB.
04-47
OK
Check Point 3 : Check Resistance (R806)
Check the Resistance is not open circuit
When the Relsistance is open circuit, replace the the Power PCB.
OK
Check Point 3 : Check Inverter PCB, Filter PCB, Power PCB
Refer to the Service parts information 4
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