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English
Appendix
Troubleshooting
• If an error occurs during the operation, one or more LED flickers and the operation is stopped except the LED.
• If you re-operate the air conditioner, it operates normally at first, then detect an error again.
Abnormal conditions
Indicators
Remarks
Power reset
X
X
X
Error of room temperature sensor in the indoor unit
(Open/Short)
X
X
X
Error of EVA-IN,EVA-OUT,discharge temperature
sensor in the indoor unit (Open/Short)
X
X
Error of fan motor in the indoor unit
X
X
X
Error of outdoor sensor (outdoor temperature/cond/
discharge)
X
X
No communication for 2 minutes between indoor and
outdoor unit
X
X
Error of outdoor unit/self-diagnosis (Check error code
at outdoor unit's or solution display)
X
Detection of the float switch
X
X
EEPROM error/EEPROM option error
On
Flickering
X
Off
If you turn off the air conditioner when the LED is flickering, the LED is also turned off.
Appendix
Summary of Contents for AC TNMPEH Series
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