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10-2-7 Operation condition secession error
Indoor display
3-LED DISPLAY
LED1
LED2
◎
Outdoor display
●
◎
●
◎
LED ON
LED BLINKING
1. Checklist :
1) Check the temperature around the outdoor unit.
2. Troubleshooting procedure
Restart after power off
Is the operation condition secession
error appeared again?
* Heating mode *
Is the outdoor temperature over 40
under -30
The temperature condition is too poor to
operate. Wait until temperature is changed
7-SEG DISPLAY
LED3
E440
◎
E441
LED OFF
YES
or
℃
?
℃
YES
DESCRIPTION
Prohibit Operation Condition Error (Heating)
Prohibit Operation Condition Error (Cooling)
Operation condition secession
NO
Terminate the service
* Cooling mode *
Is the outdoor temperature under -7
99
?
℃
- Quick Links:
- Installing the Air Conditioner
- Indoor Unit
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