A user facility reported a burning smell when using the olympus oer-pro, endoscope reprocessor, then an "e21 air is not flushed through scope channels" error.There was no injury or harm, associated with the problem, reported to olympus.
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This supplemental report is submitted to provide the results of the legal manufacturer¿s investigation and device history record (dhr) review.The dhr for the subject device was reviewed and it was verified the device was manufactured in accordance with documented specifications.The legal manufacturer performed an investigation.A conclusive root cause could not be identified.The legal manufacturer determined the following series of events likely occurred, resulting in the reported phenomenon: a crack in the detergent tubing near the detergent port caused detergent leakage in the device.The leaked detergent may have dropped on the harness of the compressor, which may have stopped the compressor from functioning normally.Moreover, the leaked detergent may have dropped on the harness of the compressor and led to a short-circuit, which may have caused the user reported burning smell.The crack in the detergent tubing may have occurred by some stress, however it is difficult to determine.
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