(b)(4).This report is being submitted due to a retrospective review conducted under capa (b)(4).On (b)(6) 2017, fse conducted follow-up with the customer over-the-phone to address the reported event.Fse performed troubleshooting with the customer to determine the location of the clog causing high pressure alarms.After the customer removed line #6 from the bottom of the filter housing, device pressure dropped to zero.Line #6 was reinstalled and pressure returned to normal, at 10.28 mega pascals (mpa).The customer ran controls and provided the data to fse.No further issues were noted and no further action was required by field service.The most probable cause of the reported event was due to a tube blockage at the connection fitting.
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On (b)(6) 2017, the customer reported "102 pressure limit" and "150 grad sensor" errors with their g8 analyzer.The customer attempted unsuccessfully to troubleshoot by repowering at the main breaker.On (b)(6) 2017 field service engineer (fse) was dispatched to address the reported event, which resulted in delayed reporting hba1c patient results.There was no indication of patient intervention or adverse health consequences due to the delay in reporting.
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