Evaluation results: one level 1 hotline low flow system was returned for investigation in used condition.Visual inspection revealed that the pcb was broken, the enclosure was cracked at the water tank cover and front cover, both covers were cracked, and the line cord was worn.The investigator subsequently filled the tank with water, plugged in the line cord, attached a temperature check fixture, and turned on the power switch.The customer reported product problem (broken led/failure to power on) was confirmed during testing.The product problem occurred because the unit was dropped.The device history record was reviewed and showed that this device met all manufacturing specification for product released for distribution.No issues were identified that would have impacted this event.A user issue (dropped unit) was identified as the root cause of the product problem.The pcb was replaced.Preventative maintenance was then performed.The device subsequently passed functional testing.
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