Check to ensure that you put the wires back correctly. Sounds reversed. 3 phase operates differently from a standard 220 service. Doug Keller Wis-Kel Electronics 101 Freeland Ave. Terra Alta, WV USA 26764 dek@xxxxxxxxxxxxxx dek@xxxxxxxxxxxxxxx http://www.tech-assist.org "Learn from the mistakes of others, because you won't live long enough to make them all yourself" GOMDWIL@xxxxxxx wrote: >If you replace the main breaker box on a public building and when you turn the >power back on what would cause a three phase air condition to start running >backwards after the installation? >-There was no problem before. Just curious , >GRADY > >WILSON'S TV SERVICE >GOMDWIL@xxxxxxx > > >----------------------------------------------------------------------------- >Lost Password: >http://www.tech-assist.org and select "Login Problems?". >Email Archives: >//www.freelists.org/archives/techassist/ > > > > > ----------------------------------------------------------------------------- Lost Password: http://www.tech-assist.org and select "Login Problems?". Email Archives: //www.freelists.org/archives/techassist/