During preventive maintenance, the autopulse platform (b)(4) failed load cell characterization test due to a defective load cell.The defective load cell and damaged cover were likely attributed to mishandling such as a drop.Visual inspection was performed and found damaged front enclosure, as a result of mishandling such as a drop.The front enclosure was replaced to address the physical damage.The autopulse platform passed the initial functional testing without any fault or error.However, the load cell characterization test revealed that one of the load cells is over-reporting.The defective load cell was replaced to address the damage.Following service, the autopulse platform passed the run-in test using the 95% patient large resuscitation test fixture (lrtf) with a good known test battery until discharged without any fault or error.The autopulse platform passed all functional tests.Historical complaints were reviewed for service information related to the reported complaint and there was no previous history of complaint reported for autopulse with serial number (b)(4).
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