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BLOCbeamlineStatus » History » Revision 5

Revision 4 (Nebrensky, Henry, 04 March 2015 17:50) → Revision 5/6 (Nebrensky, Henry, 11 March 2015 15:48)

h1. Status of MICE Muon Beamline 

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 This list is for tracking the state between BLOCs, and should be viewed before an expert is called.    This is complementary to the whiteboard in the control room. 

 h2. Access / Construction Work 

 * Hall is open. 
 * PRY construction continues - hence crane activity 

 h2. Interlocks and Controls 

 * Target gate valve is open 
 * Beamstop is closed 

 h2. Services (electricity / water / air / air-conditioning / network) 

 * No service interuptions scheduled. 
 * Airconditioning unit 1 is isolated, the others are operational. 

 h2. Systems 

 * Beamline: 
 ** The beamline polarity is set to positive polarity 
 ** A new control board has been installed in Q5 MPS to solve ramping issue. 
 * DS: 
 ** The Linde Fridge is off and warming up for service running  
 ** The PSU is undergoing a full-current stability test 
 *** If it trips on overtemperature, leave as-is (do NOT reset interlocks) so that the specific channel can be identified  
 * Proton Absorber: 
 ** need to further close damping valves 
 * Beamstop: 
 ** Powerpack 2 has a cracked hose fitting awaiting replacement and is out of use  
 * MLCR: 
 ** No issues