Labconco Biological Safety Cabinets 34610 Series - Manual (Page 45)

Chapter 5: Using The Cabinet
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Start-up
• Turn off UV light if included.
• Slowly raise the sash until the bottom of the sash aligns with the sash
indicator decal located on the left side of the work area.
• Turn on the fluorescent light and cabinet blower if the Smart-Start
features have not been activated.
• Check the air grilles for obstructions, and note the filter gauge
reading.
• Allow the cabinet to operate unobstructed for 5 minutes.
• Wash hands and arms thoroughly with germicidal soap.
• Wear a long sleeved lab coat with knit cuffs and over-the-cuff rubber
gloves. Use protective eyewear. Wear a protective mask if
appropriate.
Wipe-Down
• Raise the sash to its full open position (approximately 21.75 inches or
552 mm). Mute the alarm by depressing the "Alarm Silence" switch.
• Wipe down the interior surfaces of the cabinet with 70% ethanol, or a
suitable disinfectant, and allow to dry.
Loading Materials and Equipment
• Only load the materials required for the procedure. Do not overload
the cabinet.
• Do not obstruct the front, side, or rear return air grilles.
• Large objects should not be placed close together.
• Slowly close the sash until it is in the correct operating position.
• After loading the cabinet, wait two to three minutes to purge airborne
contaminants from the work area.
Work Techniques
• Keep all materials at least 4 inches (100 mm) inside from the sash,
and perform all contaminated operations as far to the rear of the work
area as possible.
• Segregate all clean and contaminated materials in the work area.