Investigation summary : (b)(4), pn: 337170, spaii, sn: (b)(6) date reported: 10/06/2020.Investigation summary: scope of issue: the scope of issue is limited to part: 337170 ,spaii, and serial number: (b)(6).Problem statement: customer reported the spaii initialization error and wash tower overflowing.Manufacturing defect trend: there are 0 qns related to the reported issue.Date range (date of incident to 12 months back) from 06oct2019 to date 06oct2020 (rolling 12 months).Complaint trend:there are 5 complaints related to the reported ¿initialization error¿ complaint.Date range (date of incident to 12 months back) from 06oct2019 to date 06oct2020 (rolling 12 months).Related complaint(s) number: (b)(4) (this complaint).Complaint trend:there are 4 complaints related to the reported ¿wash tower overflowing¿ complaint.Date range (date of incident to 12 months back) from 06oct2019 to date 06oct2020 (rolling 12 months).Related complaints: (b)(4) (this complaint).Investigation result / analysis: per fse report: initialization error could not be reproduced.Verified wash tower overflow caused by clogged fitting on the in-line filter.Replaced the clogged fitting on the filter.Verified proper aspiration of fluid from the wash tower.Ran a total of approximately 120 tubes, power cycled and initialized the instrument multiple time and encountered no errors.Service max review: review of related work order #01635147.Install date: (b)(6) 2005, defective part number: there were no defective parts.Work order notes: subject / reported: instrument initialization error and wash tower overflowing.Problem description: wash tower overflow.Cause: cannot duplicate initialization error.Clogged fitting caused overflow.Work performed: replaced fittings.Solution: replaced fittings.Returned sample evaluation: there were no defective parts.Manufacturing device history record (dhr) review: review of the dhr for serial number: (b)(6) was reviewed.The instrument met all the manufacturing specifications prior to release.Risk analysis: risk management file part #(b)(4), revision 02 was reviewed.Hazard(s) identified? yes/no.Hazard id: 3.1.29, hazard: environmental biohazard, severity: 5, probability: 1, risk index: 5, implementation: bd facs sample prep user¿s guide, risk control: alarp, mitigation(s) sufficient yes/no.Root cause: based on the investigation result, and the fse¿s report the root cause could not be determined for the initialization error.Clogged fitting caused the wash tower to overflow.Conclusion: based on the investigation results and the fse report the complaint was unconfirmed for the wash tower overflow.
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