Labconco PuriCare Vertical Flow Stations 3830020 - Manual (Page 38)

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Chapter 6: Maintaining Your PuriCare
5. Locate the four locking bolts that secure the upper
plenum. They are located in each corner of the
plenum, and they thread through the upper bracket
and down onto the top of the plenum. Loosen each
bolt at least ½ inch.
6. Locate the four plenum lift bolts that raise the upper
plenum. They are located in each corner of the
plenum, next to the locking bolts, and they thread
into the top of the plenum. Tighten each bolt until
there is approximately ¼ inch clearance between the
top of the HEPA filter and the bottom of the
plenum.
7. Slide the Supply HEPA filter straight out of the
station.
8. Ensure the replacement HEPA filter matches the
performance specifications of the original filter, in
particular the efficiency and the flow rate at a given
pressure drop.
9. Install the replacement HEPA filter by reversing the
disassembly steps.
10. Plug in the station and have it recertified before use.
Figure 6-5