Contents
General information 5
Foreword and safety instructions 7
Area of application of these instructions 7
General 7
Safety 7
Explanation of safety notices 8
Warning notices on the device 8
Warning notices inside the device 9
National Fronius Technical Support (TSN) 9
Ordering spare parts 9
Protective measures against ESD 10
Tools and measuring devices 11
Tools required 11
Measuring and testing equipment 11
Replacing components 13
General 15
Safety 15
ESD guidelines 16
Opening the device 17
Opening the 2 kW device 17
Replacing the display PC board 19
Remove the display PC board 19
Installing the display PC board 20
Replacing the mains cable 22
Removing the 2 kW mains cable 22
Install the 2 kW mains cable 23
Replacing the charging lead 25
Removing the charging lead 25
Installing the charging lead 25
Replacing the fan 28
Removing the fan 28
Installing the fan 30
Changing the internal battery 33
Removing the 2 kW battery 33
Installing the 2 kW battery 33
Replacing the power module 35
Removing the power module 35
Installing the power module 36
Update 36
Enter serial numbers 38
Closing the device 40
Closing the 2 kW device 40
Safety Inspections 43
Safety Inspections 45
Safety inspection 45
Responsibility 45
Area of application 45
Inspection staff qualifications 45
Measuring instruments 45
Visual inspections 47
General 47
Mains supply and connecting lines 47
Housing and covers 47
Adjustment and display devices 47
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