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1. Remove the work surface as described earlier.
2. At one end of the grille, grip the front of grille with one
hand, and the back with the other hand. Pivot that end of
the grille upward and inward, paralleling the angle of the
sash, as shown in Figure 41.
3. Pull the other end of the grille up and away from the
bottom edge of the cabinet.
4. Reinstall the grille by reversing the above sequence,
ensuring that the grille properly engages the bottom edge
of the cabinet.
Figure 41. Front Grille Removal
Towel Catch Removal:
Although not normally required, the towel catch can be
removed for cleaning, inspection, etc.
Note: The work surface of the cabinet and the towel catch
must be thoroughly decontaminated before removing either.
1. Remove the work surface as described above.
2. Remove the towel catch by pivoting the bottom out
toward you, as shown in Figure 42; it is spring loaded,
and you will feel some resistance. Note the orientation of
the towel catch.
3. Surface decontaminate the towel catch before removing
it.
4. Reinstall the towel catch by sliding it back into position, in
the correct orientation. Also ensure that the Sampling/
Decontamination Tube (the black tube with an orange
cap) rests behind the towel catch, allowing the catch to
contact the rear wall of the cabinet.
1500 Series Class II, Type B2 Biological Safety Cabinet
Sampling/
Decontamination
Tube
Towel Catch
Retaining Spring
Towel Catch
Figure 42. Towel Catch Removal
Note: Upper and lower towel catch flanges point to the front
of the cabinet, and the bottom of the towel catch rests against
the back wall.
Front Panel Removal and
Installation:
Locate and remove the
two Phillips screws that
secure the front panel as
shown. They are located
on the bottom corners of
the dress panel.
Swing the bottom of the
dress panel out to clear the
LED lamps and then lift the
dress panel straight up
and away from the
cabinet.
Figure 43. Front panel removal
Maintaining the Cabinet |
27
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