Qn #(b)(4).The sample was returned for evaluation.A visual exam was performed and there were no major defects observed.Functional testing was performed and the unit was connected to 120vac.The unit passed the initial power connect test and navigated through the power-on self-test (p.O.S.T.) with no issues.During the temperature display accuracy test the unit displayed the correct temperatures and properly alarmed in the high temperature scenario.The unit was able to power on and off with no issues.The unit was prepared for the functional bench test where a water reservoir bottle, an adult breathing circuit (880-36kit), a 382-10 conchasmart column, airflow, and dual temperature probes were connected to the unit.The unit successfully navigated all pre-operational self-tests again and was functioning in real time.The settings were set to full rainout, invasive, at 37 degrees c.The unit functioned without any interruption or signs of overheating for approximately 2 hours.Based on the investigation performed, the reported complaint could not be confirmed.Functional testing did not reveal any operational anomalies.
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