[Opera-CONNIE] Fwd: Pump picture

[Guillermo Fernandez]

Begin forwarded message:

> From: Kevin R Kuk <kuk at fnal.gov>
> Subject: Re: [Opera-CONNIE] Fwd: Pump picture
> Date: January 14, 2015 1:46:48 PM GMT-03:00
> To: Guillermo Fernandez <fmoroni.guillermo at gmail.com>
> 
> I was interested in voltage at the rougher . Measured by removing the power cord going into the rougher (see the earlier picture). This would help understand if it is the HiCube or the rougher.
> 
> Sent from my iPhone
> 
> On Jan 14, 2015, at 10:40 AM, "Guillermo Fernandez" <fmoroni.guillermo at gmail.com> wrote:
> 
>> Kevin,
>> the switch selector is in the "115" position, and the measured voltage in the cord of the vacuum pump is 120V which seems to be in the voltage range: manual MVP 015-2, page 10. This power is coming from the UPS.
>> Guillermo
>> 
>> 
>> On Jan 14, 2015, at 1:10 PM, Kevin R Kuk wrote:
>> 
>>> Is There 110 volts on the input to the rougher at the end of the AC cord into the Rougher?
>>>  
>>> From: Santa [mailto:juancruzestrada at gmail.com] On Behalf Of Juan Estrada
>>> Sent: Wednesday, January 14, 2015 10:03 AM
>>> To: Guillermo Fernandez
>>> Cc: <opera-connie at listas.if.ufrj.br>; Andrew G Lathrop; Kevin R Kuk
>>> Subject: Re: [Opera-CONNIE] Fwd: Pump picture
>>>  
>>> Maybe the problem is in the fuses?
>>> 
>>> On Jan 14, 2015, at 9:44 AM, Guillermo Fernandez <fmoroni.guillermo at gmail.com> wrote:
>>> 
>>> 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
>> 

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