# Motorgrader Preventive Maintenance

New Mexico State Highway Department Video VH-320 Motorgrader Preventive Maintenance This video gives a quick overview of daily preventive maintenance procedures and safety inspections for motorgrader operators. PM-A is divided into four phases: pre-start, warm-up, operating, and shutdown. Motorgrader operators are referred to their manuals for specifics and reminded of the importance of PM procedures.

- Kind: Educational
- Year: 1996
- By: New Mexico State Highway Department
- Genres: Education
- Archive: [Internet Archive](https://archive.org/details/gov.dot.fhwa.ttp.vh-320)
- Licence or status: [CC0 1.0](http://creativecommons.org/publicdomain/zero/1.0/) (as the archive states it)
- Who can watch: Tweens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

Not offered: its uploader or archive marks it public domain, and nothing the site holds bears that out (its record gives no year, or a year from 1978 on, which no US term has left), so where it is free is not known. Unclear is not offered.