Has JET ever gone wrong(e.g. early models unexpectedly powering down etc.)?

Question: Has JET ever gone wrong(e.g. early models unexpectedly powering down etc.)?
- Keywords:
  jet,
  wrong
Asked by 839ened38 to Stevie on 18 Nov 2015.
- Steven Wray answered on 18 Nov 2015:
  
  A little thing on JET goes wrong quite often! It is an experiment after all, we’re always trying new things and some parts are getting old. JET is over 30 years old.
  
  We always have find a way to fix it and time is of the essence to make sure experiments can continue.