The autopulse platform in complaint was returned to zoll on (b)(4) 2014 for investigation.Investigation results as follows: visual inspection was performed and the following was observed: the top cover, front enclosure and bottom enclosure were cracked.From the condition of the returned platform, the damages appear to be due to wear and tear.The reported user advisory (ua) 7 (discrepancy between load 1 and load 2 too large) message was observed during power on of the platform.No further functional testing could be performed due to the constant ua 7 fault.Further inspection determined that the cause of the ua 7 fault was that one of the load cells was not functioning properly.The archive did not show any ua 7 faults occurring on the reported event date of (b)(4) 2014, however there were multiple ua 7 messages on other dates, including the latest occurrence on (b)(4) 2014.Based on the investigation, the part(s) identified for replacement is the load cell module.In summary, the reported complaint of a ua 7 fault occurring was confirmed through archive review as well as during functional evaluation.Further inspection determined the cause of the ua 7 to be a load cell not functioning properly.
|