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SMAY Sp. z o.o. 31-587 Kraków, ul. Ciepłownicza 29 phone: (0-12) 378 18 00 fax: (0-12) 378 18 88 www.smay.pl OPERATION AND MAINTENANCE MANUAL NAF diffuser with particulate filter...
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3. TECHNICAL DESCRIPTION Execution – plenum box NAF are equipped with a plenum box with a side or top circular connector with a damper. The damper is fitted with an adjusting lever inside the box, with adjustment next to the connector, outside the box. The standard plenum box is made of galvanized steel coated with RAL 9010.
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4. INSTALLATION CONDITIONS There are four Ø8 holes in the NAF box for installation by means of slings. If the filter is square-shaped (dimensions A=B, Fig. 1), the diffuser is mounted to the plenum box by means of the central screw, and for rectangular-shaped filter (dimensions A≠B, Fig.
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ALW ventilation grille Wall, thickness G NAF box suspension – not supplied Fig. 2. Example of the NAF box mounted in the wall. Filter installation The filter should be delivered to the installation site in its original cardboard box. The filter can be grabbed by the frame only; it is forbidden to touch the filtering package even if the filter is equipped with a protective mesh.
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Operation and Maintenance Manual – NAF diffuser with particulate filter Ball jointed levelling feet Console Corner Fig. 3. Console installation inside the NAF box. 5. TRANSPORT AND STORAGE CONDITIONS The NAF diffusers are supplied on pallets, wrapped in plastic. The product should be stored in closed rooms providing protection against weather conditions.
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