One device was received.A visual inspection noted a cracked enclosure and broken light emitting diodes (led)'s.Filled tank with water, attached temperature check, plugged in line cord, and turned on the power switch for functional testing.The micro switch is not triggering the alarm the way it should confirming the complaint.The root cause was due to a bent microswitch lever from usage.A device history record (dhr) review was not performed because the device is beyond a year from its manufacture date and there was no indication of a manufacturing defect during the investigation.Service history review identified this device has not been in for service in the previous twelve (12) months and there was no indication that the complaint was related to a previous service of the device.
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