- Save changes to the Maintenance Calendar or a Maintenance Period.

- Print the Maintenance Calendar Listing for the entire Maintenance Calendar or the selected Maintenance Period, or the Loading Schedule Details Report.

- Set the Maintenance Calendar Options.

- Apply a Period Group to the currently selected Maintenance Period(s). The Track Period Groups check box must be ticked in Maintenance Calendar Options.

- Post the next Un-Posted Maintenance Period. Note that if the previous Maintenance Period has Canceled Worksheets, you will not be able to Un-Cancel those Worksheets.

- A Maintenance Period that has been Posted can be Un-Posted only if all the Worksheets in that Period are Un-Posted or Canceled.

- Refresh Maintenance Loading Tables, Statistics, Totals and Status values.

- Insert a single or multiple Maintenance Periods.

- Display the Properties of the currently selected Maintenance Period. You can also open Worksheet Manager for the currently selected Maintenance Period.

- Delete the currently selected Maintenance Period. To delete the entire Maintenance Calendar, select Calendar » Delete from the main menu. A Maintenance Calendar can only be deleted if all the Maintenance Periods in the Calendar are Un-Posted.

- A Maintenance Period can be placed on hold to temporarily stop it being processed. The Hold icon is a toggle. To hold the selected Maintenance Period(s), click Hold. To unhold a Maintenance Period (revert its Status to Un-Posted), select the held Maintenance Period and then click Hold again. Only Un-Posted Maintenance Periods can be placed on Hold. A Maintenance Period on hold cannot be Canceled, Deleted or Posted, and subsequent Maintenance Periods cannot be processed.

- A Maintenance Period can be canceled if it is never to be processed. The Maintenance Period will then be treated as if it was Completed. The Cancel icon is a toggle. To cancel the selected Maintenance Period(s), click Cancel. To uncancel a Maintenance Period (revert its Status to Un-Posted), select the canceled Maintenance Period and then click Cancel again. A canceled Maintenance Period cannot be Held, Deleted or Posted.

- Display the Maintenance Calendar graphs.

- Enter Meter Readings.