Fronius Primo 3.0-1 Service Manual page 79

Contents
General information
Foreword and safety instructions ...............................................................................................................
Safety....................................................................................................................................................
Fronius Technical Support ....................................................................................................................
Ordering spare parts .............................................................................................................................
General .................................................................................................................................................
Tools and measuring devices ...............................................................................................................
Functional description ...........................................................................................................................
Troubleshooting guide ..........................................................................................................................
Replacing components .........................................................................................................................
Safety inspection...................................................................................................................................
Appendix ...............................................................................................................................................
Tools and measuring devices ....................................................................................................................
General .................................................................................................................................................
Tools required .......................................................................................................................................
Measuring and testing equipment.........................................................................................................
Auxiliary materials.................................................................................................................................
Function overview ......................................................................................................................................
Device concept .....................................................................................................................................
Utilization in accordance with "intended purpose" ...............................................................................
Insulation monitoring.............................................................................................................................
RCMU ...................................................................................................................................................
Warning notices on the device..............................................................................................................
Software update....................................................................................................................................
Error location aid
Service codes ............................................................................................................................................
Safety....................................................................................................................................................
General .................................................................................................................................................
Displaying status codes ........................................................................................................................
Total failure of the display .....................................................................................................................
Class 1 service codes ...........................................................................................................................
Class 3 service codes ...........................................................................................................................
Class 4 service codes ...........................................................................................................................
Class 5-6 service codes........................................................................................................................
Class 7-10 service codes...................................................................................................................... 101
Error flowchart............................................................................................................................................ 106
General ................................................................................................................................................. 106
Permanent faults................................................................................................................................... 106
Temporary faults ................................................................................................................................... 107
Abnormal behaviour.............................................................................................................................. 107
Changing components
General ...................................................................................................................................................... 111
Safety.................................................................................................................................................... 111
ESD guidelines ..................................................................................................................................... 111
General ................................................................................................................................................. 112
Overview ............................................................................................................................................... 112
Opening/closing the housing...................................................................................................................... 113
Safety.................................................................................................................................................... 113
Opening the housing............................................................................................................................. 113
Closing the housing .............................................................................................................................. 114
Replacing the DC disconnector ................................................................................................................. 117
Preparatory work................................................................................................................................... 117
Replacing the DC disconnector ............................................................................................................ 117
And finally... .......................................................................................................................................... 119
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