Click on the Event Filters tab in the Options dialog box to see the list of available event types found in the Opera.
This will be enabled only if the “Enable Hotel Event Functions” checkbox is checked in the Miscellaneous tab.

Check the request types that you want EXCLUDE from scheduling equipment in Events2HVAC.
Reload Event Types
Retrieves the current list of event types found in Opera. Checked items will be preserved.
Export
Exports the list to a CSV file.