Code
WIRED REMOTE CONTROL
E R R O R D E T E C T I O N
Description
Serial communication error
Wired remote control communication error
Check run unfinished
Unit number or Refrigerant circuit address setting error
[Simultaneous Multi]
Indoor unit capacity error
Combination error
Connection unit number error (indoor slave unit)
•
[Simultaneous Multi]
Connection unit number error (indoor unit or branch unit)
•
[Flexible Multi]
Master unit, slave unit set-up error
Power supply interruption error
[Simultaneous Multi]
Indoor unit PCB model information error
Manual auto switch error
Inlet air temp. sensor error
Indoor unit Heat Ex. Middle temp. sensor error
Indoor unit fan motor error
Drain pump error
Damper error
Indoor unit error
Outdoor unit main PCB model information error
or communication error
Inverter error
Active filter error, PFC circuit error
Trip terminal Lerror
Display PCB microcomputers communication error
This is possible only on a wired remote control.
If an error occurs, the following display will be shown.
(“Er” will appear in the set room temperature display.)
2013.03.05 12
Code Description
Discharge temp. sensor error
Compressor temp. sensor error
Outdoor unit Heat Ex. liquid temp. sensor error
Outdoor temp. sensor error
Suction gas temp. sensor error
2-way valve temp. sensor error
•
3-way valve temp. sensor error
•
Heat sink temp. sensor error
Sub-cool Heat Ex. gas inlet temp. sensor error
•
Sub-cool Heat Ex. gas outlet temp.sensor error
•
Liquid pipe temp. sensor error
Current sensor error
Discharge pressure sensor error
•
Suction pressure sensor error•
High pressure switch error
•
Trip detection
Compressor rotor position detection error
(permanent stop)
Outdoor unit fan motor error
4-way valve error
Coil (expansion valve) error
Outdoor unit fan motor 2 error
Discharge temp. error
Compressor temp. error
High pressure error
Low pressure error
Branch boxes error
[Flexible Multi]
Error code
Unit number of
indoor unit
EX. Self-diagnosis
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