help > Date: Sat, 4 Dec 2010 11:07:54 +1000 > From: [email protected] > Subject: Re: EPO's (Emergency Power Off) > To: [email protected] > > On Fri, 3 Dec 2010 18:54:31 -0500 > Tony Harminc wrote: > > > On 3 December 2010 16:36, Pommier, Rex R. <[email protected]> > > wrote: > > > > > One phase of the 3-phase power was out. Think 3380 disks that > > > (according to rumors propagated by my CE at the time) have to be > > > wired correctly so they don't spin backwards. > > > > I can say from personal experience that the motor in a 3211 printer > > will run backwards if any two of the three non-neutral wires are > > interchanged. > > (At least) one of the Amdahl disks had no phase protection and would > run backwards. Might have been the 3380 look-alike. > > Shane ... > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: GET IBM-MAIN INFO > Search the archives at http://bama.ua.edu/archives/ibm-main.html
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