[Opera-CONNIE] Fwd: Pump picture

[Guillermo Fernandez]

Hello,

Response to Juan suggestions:

> 1) loose ac plug to the backing pump. See the grey cord in the attached picture, it should have
> a latch holding the plug in place.

all the cables seem to be in the right place and well attached

> 2) the green I/O switch on the backing. This switch could be hard to see, look at the attached
> picture.

the green switch on the backing pump is ON.

> Questions:
> 1) does the turbo pump get to full speed?
> 2) what is the vacuum gauge measuring?
the gauge is measuring 22mbars. We didn't let the turbo pump to run for a long time in case the high pressure (22mbars) produce some damage on it.
Do you want us to try it?

Guillermo

On Jan 14, 2015, at 12:04 PM, Juan Estrada wrote:

> Hello
> 
> we are looking at a pump exactly the same as the one you have in CONNIE.
> The only way we can get the turbo pump to spin without turning ON the backing
> pump is by disconnecting the AC power to the backing pump.
> 
> We can imagine two ways to do this.
> 1) loose ac plug to the backing pump. See the grey cord in the attached picture, it should have
> a latch holding the plug in place.
> 2) the green I/O switch on the backing. This switch could be hard to see, look at the attached
> picture.
> 
> 
> Questions:
> 1) does the turbo pump get to full speed?
> 2) what is the vacuum gauge measuring?
> 
> Thanks,
> Juan
> 
> Begin forwarded message:
> 
>> From: Kevin R Kuk <kuk at fnal.gov>
>> Subject: Pump picture
>> Date: January 14, 2015 at 8:57:18 AM CST
>> To: Juan Estrada <estrada at fnal.gov>
>> 
>> 
>> <image.jpeg>
>> 
>> <image.jpeg>
>> Sent from my iPhone
> 
> _______________________________________________
> Opera-CONNIE mailing list
> Opera-CONNIE at listas.if.ufrj.br
> http://listas.if.ufrj.br/listinfo/opera-connie

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://listas.if.ufrj.br/pipermail/opera-connie/attachments/20150114/052bd499/attachment.html>