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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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
Read More 2025-06-30 Inspection cycle: It is recommended to conduct a comprehensive inspection of the electrical circuits of the fume hood once a month. If the fume hood is used frequently or in a relatively harsh environment, the inspection frequency can be appropriately increased.Inspection contentsWires and cables
Read More 2025-06-30 Maintenance methodsDaily cleaningCleaning frequency: It is recommended to perform a simple cleaning of the sealing strip of the operation window after each day's experiment. If the fume hood is used less frequently, a comprehensive cleaning can also be carried out once a week.Cleaning method: Use
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