NuAire LabGard NU-581-400, Operation And Maintenance Manual

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OM0302
Rev 2/December 2020 Page 50 of 107
8. Remove bagged prefilter from cabinet and place in appropriate transport container.
9. Before installing new HEPA prefilter, clean surface of filter gasket with 70% IPA.
It is also recommended to apply a very thin layer of silicone grease on the gasket.
If gasket is damaged (i.e. torn), replace it (Nuaire part number A-3071-25).
Proceed to install HEPA prefilter making sure filter is seated level onto the gasket.
NOTE: Only use same type of HEPA prefilter to assure proper function of the cabinet.
10. Turn to engage stainless hold-down clamps (2) and replace protective screen.
11. Repeat the process for each HEPA prefilter as needed until complete. (See section 7.6.1 for HEPA prefilter testing).
Hazardous Material!
Follow all Local, State and Federal Guidelines for disposal.

WARNING
!