Re: Replacing fans in equipment?

["Andy Whitfield" <andywhitfield2002@xxxxxxxxxxx>]

They had had very little use.  The company I got them from was
relocating to another country and couldn't take them with them.
Bearings were ok when I sold the UPS.  I find very few fans fail on
bearings.
Andy
--- In ukha_d@xxxxxxx, "Peter and Jane" <pandj.munnoch@...>
wrote:
>
> Paul
> Obvious question but just sometimes.....
>
> Were the UPSs new?
> Used UPS = worn fan motor bearings = noisey?
> Maybe a new fan of the original type will be an improvement??
> Rgds
> Peter
> ----- Original Message -----
> From: "Jim Noble" <yahoo-groups@...>
> To: <ukha_d@xxxxxxx>
> Sent: Friday, June 20, 2008 11:29 AM
> Subject: Re: [ukha_d] Replacing fans in equipment?
>
>
> > Paul Gale wrote:
> >> OK, I need to test it and find out what it is...
> >>
> >
> > If it has a model number printed on the hub you can usually
google it to
> > find the air throughput in ft^3/minute (cfm) and noise level
(dB) data,
> > as well as AC/DC and voltage info. You'll want replacement fans
to have
> > at least as high a cfm rating (but quieter), as letting either
the
> > batteries or inverter run any hotter is probably a bad thing...
> >
> > Jim
> >
> > ------------------------------------
> >
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>



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