B3.Date of event: unknown.No information has been provided to date.D5.Other operator of device: operator of device is unknown.Investigation summary: the affected device was received for evaluation.A visual inspection was performed, showing that the microswitch was bent and the block shelf was damaged.The reservoir was then filled with water, the temp check disposable was attached, the line cord plugged in, and the power turned on to perform functional testing.As a result, the device leaked from the main block, confirming the customer's indicated failure.The root cause was determined to be the damaged block shelf.The block shelf and microswitch were replaced, and preventative maintenance and calibration were performed.A review of the device history record (dhr) shows there were no observations or nonconformities recorded during manufacture to suggest an issue of this nature would occur with this lot of products.
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