Two types of computer controlled characters, the Xannor and mercenaries, also made moves during a nightly maintenance event.

You may eventually have to have the inverter replaced (and the batteries if you have a battery-storage system), but that's a once-a-decade type of maintenance event.

CRAG-VT promotes responsible land stewardship and works to reduce environmental impacts by conducting trail maintenance events, volunteer clean-ups, and by teaching leave-no-trace ethics.

Together with Condition Based Maintenance, Planned maintenance comprises preventive maintenance, in which the maintenance event is preplanned, and all future maintenance is preprogrammed.

In the lingo of political fund-raising, it was a "donor maintenance event" intended to further excite the party's most moneyed supporters into calling more friends to write $2,000 checks, the maximum per individual, to the campaign.

Any on-line testing, performance testing and tuning required should not count towards the outage duration as these activities are typically conducted after the completion of outage or maintenance event and are out of control of most maintenance contractors.

In the language of political fund-raising, this was a classic "donor maintenance event" intended to excite contributors and inspire them to write more big checks this year - at least until the new law barring such large contributions to the national parties takes effect on the day after the November elections.