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TROUBLESHOOTING
This alarm code appears when one of the following alarms occurs three times within 6 hours, which
may result in serious compressor damages, if the outdoor unit is continuously operated without
removing the cause.
Alarm Code: Content of Abnormality
02 Tripping of Protection Device in Outdoor Unit
07 Decrease in Discharge Gas Superheat
08 Increase in Discharge Gas Temperature
41 Cooling Overload
42 Heating Overload
47 Low Pressure Decrease Protection Activating
These alarms are able to be checked by the CHECK Mode 1. Follow the action indicated in each
alarm chart.
These alarms are cleared only by turning OFF the main power switch to the system.
However,
careful attention is required before starting, since there is a possibility which will result in
serious damages to the compressors.
Alarm
Code
Compressor Protection
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