CLF
Laminar crossflow-cabinet
Clean Air Techniek B.V.
UM-CLF-XX-EN05.doc
42
8
Small maintenance and testing
BE CAREFUL!!
Before starting service with the cabinet a written declaration “that the cabinet is decontaminated”
must be present. The responsible person (laboratory supervisor) will decide if the cabinet has to
be decontaminated so that when servicing the installation and the HEPA-filters there is no danger
for the service engineer, labour personnel, the laboratory and the surroundings of the cabinet.
8.1
Periodic maintenance
A periodic maintenance has to take place regularly. To a certain extent, this depends on the
frequency of use of the cabinet. Contact your service organization for advice.
Guideline for testing and maintenance given Clean Air Techniek B.V. is every 12 months at least.
̇
Validate the system on safety;
̇
Check for correct functioning of the electrical system;
̇
Check the HEPA filter for efficiency and leakage;
̇
Verification/calibration of the assembled air speed sensor(s);
̇
Check and adjust the alarm system.
8.2
Replacement of the pre-filter
(See 4.6 Pre-filter
on page
13)
Supplies needed
:
̇
Plastic bag (minimum measurement 75x50 [cm] with closure);
̇
Two pair of gloves;
̇
Tape.
Procedure
:
̇
Switch off the installation;
̇
Put on the gloves;
̇
Fold the edge of the plastic bag
±
10 cm;
̇
Figure 10 Folding the edge of the bag
±
10 cm