Watch this video from Odoo Official Developers and learn more about how your team or community can keep track of maintenance.
This module is also available at Odoo Community version, which is used by Ubuntu Bots. And with this been said you know you can count on Ubuntu Bots to help you to schedule maintenance to your equipment.
We will be glad to review your currently plan to help you eliminating unwanted surprises. Or even prepare your maintenance plan if you still don't have it.