Resources for sample preventive maintenance schedules include MaintenanceConnection.com and Template.net. Samples include single and multiple procedure schedules in grid and checklist formats. Template.net's samples are formatted as templates that can be downloaded.
MaintenanceConnection.com features samples of single procedure schedules that people use to schedule a single procedure at a given time interval, such as an oil change every three months, as well as multiple procedure schedules that people use to schedule multiple procedures at different time intervals, such as an oil change every three months, tune-up every six months and air filter change every year.
Template.net features some samples of preventive maintenance schedules including samples in checklist and grid formats. They are formatted as templates in PDF and Microsoft Word and Excel format which people can download and edit. Downloading some of them requires sharing them on Twitter or Facebook. Downloading "Preventive Maintenance Schedule Template PDF" does not require online sharing.