The reported complaint of the autopulse platform (sn (b)(4) has small tears on the load plate cover was confirmed during visual inspection.The root cause for the reported damage was due to mishandling.Additional issues were observed during visual inspection were cracked front enclosure and a battery lock.The root cause of the physical damages was likely due to mishandling such as drop.The clutch was observed to be sticky due to wear and tear.These observations are not related to the reported complaint.As part of routine service during testing, the platform was evaluated.Upon initial functional testing, the platform displayed a "system error, out of service, revert to manual cpr" message.The archive data showed that the observed systerm error was user advisory (ua) 139 (unable to hold compression position) and the root cause was due to a defective motor controller board due to wear and tear.Autopulse platform is a reusable device and was manufactured on 08 november 2013 and has exceeded its expected service life of five years.After deburring of the clutch and replacing the load plate cover, front enclosure, battery lock and motor controller board, the autopulse was subjected to the run-in test using the 95% patient large resuscitation test fixture (lrtf) with good known test battery until discharged without any fault or error.Historical complaints were reviewed for service information related to the reported complaint and there was no similar complaint reported for autopulse with serial number (b)(4).
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During shift check, the autopulse platform (sn (b)(4) was observed with small tears on the load plate cover.No patient involvement.The platform was returned to zoll for service and on (b)(6) 2020, the autopulse platform (sn (b)(4) failed initial functional testing and displayed "system error, out of service, revert to manual cpr" message on the user control panel.
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