A field service engineer was dispatched on (b)(6) 2016.The fse inspected the system and found some signs of leaking at the pump.The fse replaced diaphram for pump and cleaned stat position sensor.The fse performed normal startup, d.Flush, and prime of all buffers and h/w and ran calibrators and qc - passed.There was no further action required from field service.The g8 analyzer is functioning as intended with all issues cleared.The most probable cause of the reported event was the pump unit, pump diaphragm worn out.(b)(4).This report is being submitted due to a retrospective review conducted under capa (b)(4).
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