Figure 97: Power Troubleshooting Flowchart - ABB XSeriesG4 User Manual

7.3.2 Power Supply Test
Various equipment configurations will necessitate moving to one or more additional tests from this location.
IMPORTANT NOTE: If this is a new installation and external equipment is being powered from the flow
computer, call Totalflow Technical Support for help in evaluating your conductor and power supply installation
requirements.
Tools needed
-Digital Multi Meter (MM)
Go To
Solar Panel
Charging
NO
System Test
RETURN
Go To
Auxiliary
Equipment
Power Isolation
Test
YES
END

Figure 97: Power Troubleshooting Flowchart

146
START
Go To
Power Supply
Test
YES
AC Charging
System ?
Perform
Isolation Tests
Sequentially as
Required
Go To
TFIO Module
Remote COMM
Isolation Test
NO
Power Issue
Return to Test
Located?
Sequence
XFC G4 2103335 Rev AB
Go To
AC Charging
System Test
Go To
Test Chart