How To Write A Computer Preventive Maintenance Plan . Preventative maintenance for computers — by lisa richards, educational outreach writer. A preventative maintenance plan includes all labor costs for maintaining the computer equipment during. DCP COMPUTER PREVENTIVE MAINTENANCE CHECKLIST.docx from www.scribd.com Two useful tools provided by the windows operating system. She usually writes about safety and. It is a bit like getting a vaccine for your computer or putting the coat and the scarf on your computer.