Biosafety cabinet high efficiency filter replacement and maintenance?
The biosafety cabinet filter replacement method is as follows:
1. Turn off the power switch to cut off the power cable of the safety cabinet.
2. Pull out the wiring of the front hanging door and the box, and remove the front hanging door and lay it flat.
3. After the operator has taken protective measures, remove the cover of the high-efficiency filter mounting hole.
4. Remove the high-efficiency filter press plate. Remove the high-efficiency filter, and at the same time put the waste high-efficiency filter into the prepared plastic bag and seal the mouth to be treated.
5. Install the new high-efficiency filter as required, restore the accessories removed before, install the hanging door and restore the power connection.
6. After the power is turned on, it is necessary to check the filter, and it can be used only after it meets the requirements.
7. The above work must be completed by professionals.
Special Note: During the use of the safety cabinet, care should be taken not to place soft, subtle items (such as soft tissue, tampon, etc.) on the work surface to prevent it from being inhaled by the return air grille on the table. In the air duct and fan, it affects the operation of the equipment.
Check daily to make sure the seal between the filter and the system is secure and leak free. *If a leak occurs, apply a wrench to tighten the screw cap. Since the filter may be filled with biohazardous materials, it should be replaced or repaired by a professional. It is necessary to replace the safety cabinet before replacement and/or repair. Disinfect and clean.
Replacing the biosafety cabinet high-efficiency filter* The internal surface of the cabinet and the original ultra-high efficiency filter must be sterilized by formaldehyde. When replacing, the used laboratory technician is present (pre-inquiry about the bacteria used in the experiment). Persons with injuries to the hands and body should not operate, and operators must wear gas masks and rubber gloves. The removed filter should be sealed immediately into a plastic bag and placed in a carton. The used and gloves are treated as such, and then burned. When installing a new filter, do not put your head and body into the cabinet, and behave with great care.
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