2025-07-11 Troubleshooting for overheating and shutdown of Fume hood motorPower supply and voltage inspectionVoltage stability check: Use a voltmeter to check whether the power supply voltage is balanced and appropriate. When the instantaneous voltage of the motor exceeds the rated voltage by more than 10% o
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2025-07-11 Judgment of Fume hood filter blockageObserve the ventilation effectAirflow velocity variation: Under normal circumstances, the fume hood should be capable of maintaining a stable airflow velocity to rapidly expel the harmful gases produced during experiments. When the filter is clogged, the resist
Read More 2025-07-07 Preparations before maintenanceTool preparation: Get all the tools needed for maintenance ready, such as screwdrivers, multimeters, soldering irons, solder wires, insulating tapes, etc. A screwdriver is used to remove the casing of the emergency stop button and related components. A multimeter is
Read More 2025-07-07 If the temperature inside the fume hood abnormally rises, the following steps can be taken to handle the fault:Inspect the ventilation systemCheck the status of the air valve: If there is a sound of wind but no wind when the fume hood is opened, it might be that the air valve is not open. At this
Read More 2025-07-03 Regarding the malfunction issues related to the control panelCheck if the control panel is damaged: If the control panel is damaged, it will prevent the normal sending of instructions, which in turn will cause the intelligent control system to malfunction. At this point, a new control panel needs
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