Health pots and tea makers scaling and yellowing within two months, with the thermostat drifting and dry-boil protection failing to trip, are frequent reasons for a service call-out. The cause is usually heating-disc power decay, thermostat set-point drift or a failing level (dry-boil) sensor: once heating and control are unbalanced the body overheats locally, scaling accelerates and safety margins fall. Yet control accuracy and protection reliability under heating cycles cannot be seen from the power-up and appearance checks typical of incoming inspection.
GB 4706.1 (household appliances – general safety), GB 4706.19 (liquid heating appliances – particular requirements), IEC 60335-2-15 (appliances for heating liquids – safety) and GB/T 22089 (electric kettles – performance); acceptance criteria can follow the customer's standard.
Six stations running 24/7 complete the thousands of heating cycles an operator would have to watch in just a few days; control drift and dry-boil protection can be rechecked cycle by cycle, allowing batch-by-batch sampling so drift and scaling are stopped before shipment.
Guangdong Endurance Electronic Equipment Co., Ltd. — a non-standard testing equipment manufacturer of health pot heating and thermostat life testers, pump test bench and pump performance test systems, level sensor life test machines, dishwasher test equipment and washing machine test equipment.
Keywords: pump test bench, pump performance test, level sensor life test, dishwasher test equipment, washing machine test equipment.
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