2025-07-04 Cause of malfunctionVentilation system problemsInsufficient exhaust volume: If the exhaust duct of the fume hood is blocked, such as due to long-term accumulation of dust and debris, or if there are too many elbows or the pipe diameter is too small, it will increase the ventilation resistance, re
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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
Read More 2025-07-03 Cause analysisMechanical structure problemTrack deformation: The operation window of the fume hood is usually opened and closed by sliding along the track. If the fume hood is subjected to external force impacts for a long time or has been in use for too long, the track may deform. For instance,
Read More 2025-07-02 The maintenance methods for faults in the fume hood lighting system are as follows:Faults related to lamp tubesIf the lamp tube does not light up: First, check if the lamp tube is aged or damaged. If the lamp tube has been in use for a long time and turns black or flickers, it may be that the lam
Read More 2025-07-02 TroubleshootingInspection of fans and air ductsAging or malfunction of the fan: Some old fume hoods have aged fans or air ducts, which may cause fluctuations in wind speed. It is necessary to check whether the bearings of the fan are worn. If they are worn, the bearings need to be replaced. Check
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