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1.1. Why is air replaced in dwellings? ..........p. 3 1.2. What are the characteristics of adequate ventilation? .....p. 3 1.3. How much air is replaced? ............p. 3 INSTRUCTIONS FOR USING VALLOX 90K SC 2.1. Initial adjustment.................p. 4 2.2. Selection of fan speed ..............p. 4 2.3.
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VALLOX 90K SC dimensions and order of duct outlets, inner diameter of collar ø 125 mm MODEL R MODEL L 82.9...
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VALLOX 90K SC INSTRUCTIONS FOR USE 2. Instructions for using VALLOX 90K SC For indoor air to stay healthy and beneficial also for the structures of the dwelling, ventilation has to be in operation continually. It is not advisable to stop ventilation even for longer holidays, because it makes indoor air stuffy.
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INSTRUCTIONS FOR USE 2.3. Heat recovery bypass In winter use the heat recovery cell of VALLOX 90K SC recovers heat from the air leaving the dwelling and uses it to heat the air coming from the outside. In summer use when it is warm outside, it is unnecessary to heat outdoor air. The heat recovery cell is bypassed in VALLOX 90K SC with the standard damper (A).
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3.1. Before starting maintenance operations Though opening the door of the VALLOX 90K SC unit causes the safety switch (T) to switch the unit off, please also remove the fuse of the unit from the main fuse panel. If the unit is equipped with a preheating resistor, bear in mind that the PTC resistor used as the preheating resistor is a live component.
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VALLOX 90K SC MAINTENANCE INSTRUCTIONS 3.3. Fans Check the cleanliness of the fans in connection with the maintenance of the filter and heat recovery cell. Clean the fans if necessary. You can remove the fans from the unit before cleaning them.
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1 to 2 °C. NOTE. If you decrease the threshold value too much, the cell may freeze. See item1. Vallox Oy FIN-32200 Loimaa Telefon +358 2 7636 300 Telefax +358 2 7631 539 Internet: www.vallox.com...
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