Samsung MH052FPEA1 - Page 40

Samsung Electronics 3-6
Alignment and Adjustments
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
Service valve, EEV,
Inverter Compressor starting failure (5 times)
Compressor terminal,
Compressor wire,
Outdoor controller
Compressor trip by input current limit control
EEV, Gas over charge,
Outdoor controller
Compressor trip by OLP temperature limit control
Outdoor fan, Compressor,
Outdoor controller
Outdoor fan, Compressor,
Compressor peak current protection Compressor wire,
Outdoor controller
Outdoor fan, EEV,
Compressor overload protection by current Service valve,
Outdoor controller
DC-link voltage error (under 150V or over 410V) Power voltage,
(This error might display for a few seconds after power cut) Outdoor controller
Compressor terminal,
Compressor rotation error Compressor wire,
Outdoor controller
Current sensor error Outdoor controller
DC-link voltage sensor error Outdoor controller
Outdoor fan, EEV,
Compressor overload protection Service valve,
Outdoor controller
EEPROM error Outdoor controller
AC line zero-crossing detection circuit error
Outdoor controller,
Terminal Block
NO GAS error (self diagnosis) Piping (gas leak)
Main checking Point
Display
Explanation
Outdoor Unit(cont.)
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