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M-SV-001-EN Rev. G
Chapter 5: Troubleshooting
5.1 Alarm and Fault Indications ...........................................................................................................................................................241
5.1.1 Alarm Types ............................................................................................................................................................................................................................................................241
5.1.2 Fault Types ..............................................................................................................................................................................................................................................................241
5.2 Troubleshooting with the Service Monitoring Tools Software .................................................................................................... 243
5.2.1 Compressor Fault Troubleshooting ...............................................................................................................................................................................................................244
5.2.2 Motor Faults/System Status ..............................................................................................................................................................................................................................248
5.2.3 Bearing Status .......................................................................................................................................................................................................................................................250
5.3 Bearing Calibration .........................................................................................................................................................................250
5.3.1 When to Calibrate the Bearings ......................................................................................................................................................................................................................250
5.3.2 Performing a Calibration ...................................................................................................................................................................................................................................251
5.3.3 After Calibration is Complete ...........................................................................................................................................................................................................................252
5.3.4 Create a Calibration Report ..............................................................................................................................................................................................................................252
5.3.5 Calibration Report Analysis ..............................................................................................................................................................................................................................253
5.4 Compressor Connection Status Indications .................................................................................................................................. 255
5.5 System and Compressor Level Troubleshooting .......................................................................................................................... 255
5.5.1 Compressor Voltage Troubleshooting ..........................................................................................................................................................................................................255
5.5.2 Determining the Cause of an Energy Drain ................................................................................................................................................................................................257
5.5.3 Troubleshooting an Open Interlock ..............................................................................................................................................................................................................259
5.5.4 Troubleshooting the Inverter ...........................................................................................................................................................................................................................259
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