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Unloading the Insert (All target members at Counting House should help organize when this is an ammonia unloading job)

StepTime frameLocationPersonnelCritical Points
1
Day Before
1 hour beforeNM4 Target Loading Area

Cryo-platform 

Any Target
Insert
Team

NMR Team

Infrastructure Checks: Make sure insert coils and temperatures sensors are working.  Check that each NMR coil is able to see the crystal signal.  Check the each Cernox is work in LN2.  Make sure each Q-meter is working and each Lambda/2 cable is connected well and you have seen a crystal signal with each prior to target insert installation.  Make sure microwave have been tested and all is ready.21 hour beforeNM4 Target Loading AreaAny Target Team memberStage the Target Loading: Fill the target loading tub with LN2 at least 60-30 minutes ahead.  It will take 5
memberStage the Target Loading: Fill the target loading tub with LN2 at least 60-30 minutes ahead.  It will take 5 trips.  This
trips.  This
should be done before calling the RSO, IH, ES&H or anyone else that is coming out to watch.  At this time check that the tools that are needed are laid out on the table, that the microwave and NMR tools are in the little plastic bag on the insert rack, that the insert handle is on the insert, that the screw driver
for the lids is there.
for the lids is there.
  • Open the gHe backfill line regulator and valve D
  • Turn ON the ODH Fan for NM3
  • Check that there is a backup seal available.
2
3
Before going into HallTarget Controls (Counting House)Target ExpertClose gate valve and GV-bypass for backfilling, ensure the fridge is no fuller than 20% otherwise boil it off with the annealing plates,
ensure the target actuator position is in Middle position.4Before going inHall Corridor into NM4Target Loading TeamEnsure PPE for the occasion is used and that you sign the RWP (they check).  Obtain material from shed and bring it down to NM4 and put in LN2 bath ready for loading.5During ProcedureNM4 Target Loading AreaTarget Loading Team
ensure the target actuator position is in Middle position.
4Before going inHall Corridor into NM4Target Unloading TeamEnsure PPE for the occasion is used and that you sign the RWP (they check). 
Load target.  Take photo of the bottle before loading and bottle label.  After loading take photo of the loaded insert before putting lid on.
6During ProcedureNM3 CaveTarget Loading Team
Check that there is a backup seal available. Load
Unload insert. 
Connect
Disconnect NMR cables and microwaves.  Put tools back in a little plastic bag. 
Turn off cave light.
7After procedureTarget Controls (Counting House)Target ExpertAfter the target insert is unloaded, and once the fridge is closed, the Target Expert should keep the fridge in the Idle Mode.
5During ProcedureNM4 Target Loading AreaTarget Loading TeamTake photo of the insert cups, and also the bottle after unloading the material with the bottle label. 
7After procedureTarget Controls (Counting House)Target ExpertOpen gv-bypass or gate valve. As soon as possible after the target insert is loaded the Target Expert should fill the fridge to keep material cold.
8After procedureTarget Controls (Counting House)Target ExpertAfter procedure update the target inventory and post an FNAL elog about what material is in each target location.

Checklist for Unloading the insert without NH3/ND3

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