Error Contents :
Remote controller Communication
Error
Symptom :
Error Code display [ 1 2 ]
OPERATION LED is flashing.
Details :
Condition of occurrence :
The valid signal has not been received from the convertor more than 90 seconds after the communication line became valid.
Release condition : Valid signal is received from Convertor.
Trouble shooting 91
Cause 1 : Connection failure
Check power to the convertor.
Check connection of remote control line between controller and convertor.
OK
Cause 2 : Check outside cause (Voltage drop or noise, etc.)
Instant drop ----- Check if there is a large load electric apparatus in the same circuit.
Momentary power failure ----- Check if there is a defective contact or leak current in the power supply circuit.
Noise ----- Check if there is any equipment causing harmonic wave near electric line (Neon bulb or electric equipment that may cause
harmonic wave).
OK
Cause 3 : Remote Controller is defective.
Replace Group Remote Controller.
Group Remote Controller (UTY-CGGY / CGGG)
04-99
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