Samsung Electronics92
Troubleshooting
The error indicated on the PCB display of outdoor unit(cont.)
Outdoor unit EEV open error (self diagnosis) EEV
Outdoor unit EEV close error (self diagnosis) EEV
High temperature (over 30˚C) of outdoor as heating mode Operation mode
Low temperature (under -5˚C) of indoor as cooling mode Operation mode
wrong connection between communication and power cable Wiring indoor and outdoor
Inverter compressor starting failure (5 times)
Compressor trip by input current limit control
Compressor trip by OLP temperature limit control
Compressor peak current protection
Compressor overload protection by current
DC-link voltage error (under 150V or over 410V)
Compressor rotation error
Current sensor error
DC-link voltage sensor error
Compressor overload protection
EEPROM error
AC line zero-crossing detection circuit error
NO GAS error (self diagnosis)
Main checking Point
Display
Explanation
DB98_20402A(1)_2 10/26/04 3:27 PM Page 92
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