Biobase BSC-4FA2-HA, Руководство пользователя, Страница: 25 / 39

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4.5.2 Clean the cabinet surface
1) Clean the operating area surface
Wipe the entire surface with a soft cotton cloth or towel soaked with concentrated liquid soap, then
wipe up the soap with another cotton cloth or towel soaked with clean hot or warm water, and then
wipe the surface with a dry cotton cloth or towel rapidly.
Cleaning method: When the test substance is accidentally spilled on the work surface, firstly with a
paper towel to wipe up, then wash and clean with water or other materials (Notice: Cleaning material
used does not set off a chemical reaction with the test substance) , waste liquid discharges from the
bottom drain valve in the front left . After wiping twice, then use the solution of the test lytic
substance (Notice: The solution can used doesn’t set off a chemical reaction with the test substance)
to wash work surface, while using a hair brush cleaning twice, then wipe and wash with water or
other materials , waste liquid discharges from the sump drain valve in the left front, then clean the
sump.
Before fumigation should not open the cabinet enclosure, prohibit removing any parts
from the Microbiological Safety Cabinet!
Fumigation method: Safety cabinet should be sealed prior before fumigation to ensure that no
formaldehyde leak into the laboratory or another room. Fumigation for safety cabinet and filter
should ensure that export of ULPA filter and piping systems exposed for more than 14 hours in order
to ensure that microorganisms that pierce the filter is inactivate. When half of formaldehyde is
evaporated, turn on cabinet fan running for 10s - 15s, making the whole area filled with
formaldehyde; After complete evaporation, and then turn on the cabinet fan once more running for
10s - 15s. After the fumigation, Microbiological Safety Cabinet sealing device should be removed
and let the exhaust fan on for not less than 8 hours, so before using or servicing the cabinet to
remove residual formaldehyde vapor.
There are signs of contamination, work surface,sump and etc,we can use medical alcohol or other
disinfectant to wipe.
For the contaminated or dirty work surface or sump., use 70% medical alcohol or other disinfectant
to wipe.
Disinfectants used for wiping should not damage 304 stainless steel.
2) Clean the external surface and front window.
Use soft cotton cloth or towel to wipe the surface with non-abrasive household cleanser.
4.5.3 Overall maintenance period
We suggest comprehensive maintenance period is one year or 1000 working hours.
4.5.4 Maintenance methods
1) Daily and weekly maintenance
a. Disinfect and clean operating area;
b. Clean the external surface and front window around the operating area;
c. Check the various functions of equipment;
d. Record this maintenance result
2) Monthly maintenance
a. Clean the external surface and front window.
b. Wipe the working table, inner wall surface of operating area (excluding the wind distributing grid