[Bteam] Thursday is going to be a very full day. Friday won't be much better

Joe Grames grames at jlab.org
Wed Apr 18 06:49:53 EDT 2012


Hi Pete - Tomorrow's plan didn't include an access to the NL.  Of course 
the plan can always change if this is important, but a NL access would 
slow down the start of beam studies because we'd like the NL in BP 
possibly as early at ~7:30am again; barely enough time for the survey.

Joe

Peter Anthony Francis wrote:
> I just read Jay B's response, so if there happens to be a access for the 
> North Linac on Thursday I will be on it, if not, we will just have to wait.
>
>
> On 4/18/2012 6:23 AM, Peter Anthony Francis wrote:
>   
>> Yes, this RF module is in the North Linac. I would need restricted or 
>> controlled access to replace IPM0R04's RF module on Thursday.
>>
>>
>> On 4/17/2012 8:57 PM, Michael Tiefenback wrote:
>>     
>>> Please ensure that Pete Francis has opportunity to get the IPM0R04 
>>> SEE electronics box swapped out during the early access (if 
>>> possible).  It may be in the NL segment.  It would be good if he can 
>>> do that -- the BPM was reading 75% of what it should have read, and 
>>> it would be great to be able to 1) look at the box's response on the 
>>> bench, and 2) try the system out with a different electronics box 
>>> downstairs.
>>>
>>> Thanks.
>>>
>>> Michael Tiefenback
>>>
>>> Jay Benesch wrote:
>>>       
>>>> Feel free to forward this.
>>>>
>>>> 0700    RadCon survey of SL and then BSY
>>>>
>>>> 0730    SRF entry into SL for piezo work, estimate 6 hours to complete
>>>>         http://opsweb.acc.jlab.org/CSUEApps/atlis/task/12322
>>>>         is the only ATLis I can find
>>>>
>>>> 0700    injector work in parallel, likely a two hour PEPPO test
>>>>
>>>> 0745    halls can request of PD controlled or restricted access
>>>>
>>>> 0900?     gun HV off, short injector entry, QE scan, etc.  total ~1h
>>>>
>>>> 0900-1200  ten ARMs will be in refresher course in RadCon trailer
>>>>
>>>> 1000-1600  additional PEPPO tests
>>>>
>>>> 1300    begin RF recovery of two zones in NL turned off last week
>>>>
>>>> 1330    lock up SL and BSY
>>>>
>>>> 1400    C100 work begins from upstairs
>>>>
>>>> 1415-1630  BIW tours.  Four busloads visiting MCC, FEL, Hall D, ?
>>>>     Arne, Mike T., Todd S. and Jay talking at MCC.
>>>>
>>>> 1430    begin RF recovery of six SL zones turned off last week
>>>>
>>>> 1600    bring up magnets and as much RF as possible
>>>>     DC power support needed as something will have broken due to
>>>>         on/off/on cycle
>>>>     Use BURT and MST to get correct BdLs into magnets
>>>>
>>>> 1630    spot move, Wien flip and HWien set ~1.5 hours
>>>>
>>>> 1800    high current setup at 61.6 MeV
>>>>
>>>> 2000    C100 work ends.  Restore 548/linac begins in earnest.
>>>>     http://opsweb.acc.jlab.org/CSUEApps/atlis/task/12320
>>>>
>>>> ~2200    first pass beam around with all cavities phased
>>>>
>>>> ~2359    ready to RF separate first pass to A, third to C. Fifth to B
>>>>
>>>> Friday
>>>>
>>>> 0400??    low current beam to A, B, C.  C will take under 3uA to ~1300.
>>>>
>>>> 1300-1700  high current setup to C including C100 tuning as required
>>>>
>>>> 1300-1600  ten ARMs in refresher course in RadCon trailer
>>>>
>>>> 1300-1500 Qweak physics meeting
>>>> _______________________________________________
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>>>>         
>
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