Air Science Ductless Fume Hoods P5-48S

Ensure the power to the system has been removed

Verify the cabinet is safe to work on

Wipe down the unit with only soapy water

Ensure all personnel are aware of potential hazards

Provide necessary protective clothing and equipment

Is the filter used with hydrocarbon solvents?

Remove the filter in the laboratory if used with hydrocarbon solvents

Does the filter contain dangerous materials such as asbestos dust or radioactive chemicals?

Use operator protection including a respirator if the filter contains dangerous materials

Remove the front cover to gain access to the filter

Loosen the filter clamps from inside the bottom enclosure

Lift the filter slightly to break the seal

Place the filter in a plastic bag and seal it for disposal

WARNING! Ensure power is removed

Replace pre-filters if required

Check the light diffuser is clean before switching the system on

Check that the light is working

Record inflow air velocity at the working aperture