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Re: Compaq R3000h UPS
Malcolm
Your batts have had it.
I have old used working battery trays for the R3000h
Shipping is a bit of a problem though due to the weight.
Where abouts are you based?
I'm in west London.
Regards
Andy
--- In ukha_d@xxxxxxx, "Malcolm" <malcolm@...> wrote:
>
> Andy
>
> it wouldn't start on battery.
>
> Pulled battery tray out and across the two strings it was showing
12.2v on both. I then disconnected the cables and pulled the full tray
out. With the main cables disconnected the two strings were showing 19v.
>
> I disconnected a couple of individual batteries and they were reading
consistently 2.5v.
>
> So what does that tell us and what's my most cost effective solution?
:-)
>
> Malcolm
>
>
>
> --- In ukha_d@xxxxxxx, "Andy" <andywhitfield2002@>
wrote:
> >
> > Hi
> > Unplug it from the mains.
> > See if it will start on batteries. Press and hold the ON button
for a few seconds. If you get a beep, keep holding the ON button for 2 or
3 seconds.
> > If it doesn't start up, then undo the 4 screws holding the front
plastic panel on. Pull forward but be careful of the cable between the
front panel and the main unit.
> > Undo 2 screws holding in the battery tray and pull forward.
Sometimes pulling the batt tray forward is easier said than done!!
> > Measure the voltage on each battery string. Make sure meter
probe does NOT touch the metal tray/casing and the positive batt connector
at the same time as this will short out the batts!!!!
> > (The negative of the battery strings is connected to earth/metal
casing)
> > Report back the voltage from each batt string.
> >
> > I have battery trays with working, if old, batts in stock.
> > Plus over a hundred UPSs in stock.
> >
> > Regards
> > Andy the UPS Man
>
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