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,
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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
Read More 2025-07-01 Anti-rust measuresMaterial selection and pretreatmentSelect corrosion-resistant materials: During the manufacturing stage of fume hoods, materials with good corrosion resistance, such as stainless steel, should be given priority. Stainless steel contains elements such as chromium, which can form
Read More 2025-07-01 Cleaning methodPreparation stagePreparation of tools and protective equipment: Prepare appropriate cleaning tools, such as long-handled soft-bristled brushes, vacuum cleaners (preferably with slender tips), rags, and cleaning agents (mild and non-corrosive types should be selected to avoid damage
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