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  1. HR3 Manual
  2. HMI Interface and Connectivity Manual
  3. Dewars (A B) Manual
  4. Purifier Manual
  5. QT System P&ID Information
  6. Coldhead Compressors Manual
  7. HMI Cabinet Manual
  8. Pneumatic Air Supply Manual


Routine Maintenance Procedures


General/Other Procedures

PurposeInstructions/Links
System Startup Procedure

QT System Starting Procedure

Cooldown

Dewar Cooldown Procedure

For planned power outage

Shut Down and Restart Procedures

Taking purity measurements at various places in the system

Measuring gHe purity


Troubleshoots

IssueReasonWhat to do?
If the Dewar level indicators have large fluctuationsLevel sensor tubes are contaminatedFixing dewar level indicator
Coldheads blocking alarmPossible contamination
or cold heads have been running so long without any intake gHe for a while
  1. Resolving Liquefier Blocking Alarm when Liquefier is on Liquefy Mode
  2. Resolving Liquefier Blocking Alarm when Liquefier is on Idle Mode






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