Date of event: unknown.No information has been provided to date.Investigation summary: the affected device was received for evaluation and a visual inspection was performed.It had a faulty pump, corroded drain fitting, and rusty heater.The tank was filled with water, a temp check was attached, the line cord was plugged in, and the power turned on for functional testing.A temp check, digital thermometer, and the lcd read a low temperature and the pump was not circulating any water, confirming the customer's indicated failure.The root cause was the faulty pump, and whatever fluid was used in circulation rusted the inside of the heater, which damaged much of the circulating water system.As a result, the pump and heater were replaced, along with the pump assembly, drain fitting, heater assembly, and pole clamp.The service history review identified there was no indication that the complaint was related to a service of the device within the review period.
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