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How to fix a 0023 Bus voltage high error on a GT inverter?

Issue:
Unit keeps faulting with a bus voltage high

Product Line:
GT Series: GT100, GT250 and GT500

Environment:

Cause: 
Lightning strike near by, loose connection on the CCU board connector P3 & P1002 or CCU board issue.

Resolution:
Check for loose connections at the CCU board at P3 and P1002 connectors. Try to clear the fault by pressing F1. If it can not be cleared, then call 866-519-1470 and select option 3 and 3 to open a new case. It is possible that it could be a CCU board issue.
Note: Make sure you check the array first and confirm there are no issues there.
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