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Leak Checking

At this point you should see the leak rate jump to a few $ 10^{-8}$ mbar$ \cdot$ L/s. Anything significantly above this indicates a leak. See [sec:trouble.leak]§sec:trouble.leak.

enumerate Using a helium gas bottle, spray some helium around the connected joints. It is often best to start close to the leak checker and work your way back to the OVC.


Any jump in the leak rate indicates a possible leak, see [sec:trouble.leak]§sec:trouble.leak. Otherwise, if there are no leaks, you are ready to [sec:cooldown]cool down.

Jonathan Ouellet 2014-08-26