The customer's reported complaint of the autopulse platform displayed user advisory (ua) 18 (max take-up revolutions exceeded) was confirmed during the archived review and during the initial functional testing.The root cause was due to the failed load cells.The customer's reported user advisory (ua) 45 (driveshaft not at "home" position after power-on/restart) error message was confirmed during the archived review, but not during the initial functional testing.The driveshaft was rotated back to home position prior to the platform evaluation.The likely root cause of the issue was due to user error.User advisory (ua) 45 error message alerts the operator that the autopulse driveshaft is not at its home position when the platform was powered on.This user advisory will persist until the driveshaft is returned to its home position.Per the autopulse user guide instruction, to clear ua 45 error message, the operator needs to pull up the lifeband until the chest bands are fully extended.This action will move the driveshaft to its home position.As part of routine service during testing, the platform was examined and unrelated to the reported complaint, damaged load plate cover was noted.The load plate needs to be replaced to address the issue.During functional testing, user advisory (ua) 18 error message displayed upon powered on the device, thus confirming the reported complaint.Load cell characterization test was performed and both load cells were defective.Review of the archive data indicated user advisory (ua) 18 and user advisory (ua) 45 errors occurred on the reported event date, thus confirming customer complaint.Upon customer approval, the components will be replaced and the device will be further tested to full specification.Historical complaints were reviewed for service information related to the reported complaint and there was no previous history of complaints for autopulse platform sn (b)(4).
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