Labconco Protecto Series Evidence Drying Cabinets 3400004 - Manual (Page 33)

Chapter 6: Maintaining the Cabinet
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Cabinet Evidence Prefilter Replacement:
1. Open the cabinet’s glass door(s), and locate the cabinet prefilter frame on
the upper right side of the liner. See Figure 6-2.
2. To access the prefilter, loosen the captive thumbscrew until it is released.
The front of the prefilter frame will swing down.
NOTE: The prefilter frame can be removed from the cabinet for easier
prefilter examination and removal. With the front thumbscrew released,
and the front of the prefilter frame tilting downward, remove it by lifting
the back of the frame up slightly, and then gently pull the frame straight
out of the cabinet.
3. Wearing appropriate gloves, and working on the prefilter frame, carefully
lift out the prefilter, and then the Evidence prefilter. The Evidence
prefilter can now be examined for trace evidence, or placed in a sealed
plastic bag for future examination.
4. Examine the cabinet prefilter. If it is contaminated from the evidence
drying operation, or from dust, replace it with a new one, such that the
orange side of the prefilter is up (away from the bottom of the prefilter
frame).
5. Reinstall the prefilter frame, and hand tighten the thumbscrew.
Cabinet Prefilter Replacement:
1. Follow Steps 1, 2, 4 and 5 above.
2. replacement, such that the orange side of the prefilter faces up.
Figure 6-2
Thumb
Screw
Prefilter
Frame
Pre-Filter