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INSTALLATION, OPERATION, AND MAINTENANCE INSTRUCTIONS MN225003EN April 2018
SECTION 8: TROUBLESHOOTING .......................................................... 158
External check ................................................................................158
Defining the problem ...........................................................................158
Control panel troubleshooting ....................................................................158
Tap-changer operation troubleshooting .............................................................160
Metering troubleshooting .......................................................................163
Control calibration .............................................................................163
SECTION 9: APPENDIX ................................................................... 165
Wiring diagrams and schematics .................................................................168