Alarm code
03
Abnormal transmission between the indoor units and the outdoor unit for IVX series
• The RUN LED flickers and "ALARM" is displayed on the remote control switch.
• The unit number, the alarm code and the unit code are alternately displayed on the set temperature section.
The unit number and the alarm code are displayed on the display of the outdoor unit PCB.
– This alarm is displayed when an abnormal operation is maintained for three minutes after the normal transmission
between the indoor units and the outdoor unit. Also, an abnormal operation is maintained for 30 seconds after the
micro-computer is automatically reset.
The alarm is displayed when the abnormal transmission is maintained for 30 seconds from the starting of the outdoor
unit.
– Investigate the cause of the overcurrent and take the necessary action when the fuses are blown out or the breaker
for the outdoor unit is activated.
8 Troubleshooting
212
SMGB0060 rev. 1- 12/2010
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