IBM 4331 Mainframe
Guy Sotomayor Jr
ggs at shiresoft.com
Mon May 1 11:57:07 CDT 2017
> On May 1, 2017, at 9:53 AM, dwight via cctalk <cctalk at classiccmp.org> wrote:
>
> Aren't these water cooled?
>
> I seem to remember hoses.
No this is all air cooled.
TTFN - Guy
>
> ________________________________
> From: cctalk <cctalk-bounces at classiccmp.org> on behalf of Dave Wade G4UGM via cctalk <cctalk at classiccmp.org>
> Sent: Monday, May 1, 2017 9:48:52 AM
> To: 'Guy Sotomayor Jr'; 'General Discussion: On-Topic and Off-Topic Posts'
> Subject: RE: IBM 4331 Mainframe
>
>> -----Original Message-----
>> From: cctalk [mailto:cctalk-bounces at classiccmp.org] On Behalf Of Guy
>> Sotomayor Jr via cctalk
>> Sent: 01 May 2017 05:39
>> To: General Discussion: On-Topic and Off-Topic Posts
>> <cctalk at classiccmp.org>
>> Subject: IBM 4331 Mainframe
>>
>> Just to let folks know that I finally moved the IBM 4331 Mainframe this past
>> weekend from where it was currently stored to my shop. Pictures are here:
>> https://www.flickr.com/gp/150223282@N04/NrX91K
>> <https://www.flickr.com/gp/150223282@N04/NrX91K>
>>
>> As can be seen in the pictures, it filled a 26’ box truck that I had rented for
>> this purpose.
>> Right now I just have it placed somewhat in my shop. Some early tasks will
>> be:
>> * I have to verify that I have everything. Even if I missed some items, they
>> won’t be
>> scrapped. I just need to go over what is currently in my shop and verify
>> that I didn’t
>> leave anything behind. I’m mostly worried about cables at this point.
>> * I have to figure out some way to produce enough “clean” 3-phase power
>> to run the
>> peripherals (the CPU is 220v single phase) as I only have 220v single phase
>> coming
>> into my shop.
>>
>> Starting to power it up will probably be a while yet. ;-)
>>
>
> Yes I remember having a gentle discussion with the University of Salford electricians, who wanted to know why I wanted 2 x 100amp feeds for the room into which the 4361 (I think it was a 4361, might have been a 4331 or 4341) was placed. I don't think we ever loaded them at 100amps but that was what IBM required. One was for the AirCon and the other for the CPU. If I remember properly those disks are the truculent ones. Assuming you have AirCon they need to sit for several hours to acclimatise.
>
>
>> TTFN - Guy
>
> Dave
>
>
>
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