It was reported to vyaire medical that the analyzer pump of the ms pft pro did not turn on when doing a gas calibration.The distributor checked the device and found that the analyzer fan was not on either.They also found a broken down fuse in the system box.This was replaced, but it broke down again immediately upon turning on the device.The fuse was replaced again, and the device was turned on without connecting to the computer and analyzer.The fuse broke down like before but with some smoke coming up.The computer turned on normally even without changing the fuse.They changed the fuse one last time, and this did not break.However, the fan or analyzer pump still did not turn on.No patient involvement.
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