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© VALLOX • We reserve the right to make changes without prior notification.

• 1.09.347E
• 30.08.06
• Code 3522
© VALLOX

INSTRUCTIONS FOR USE AND MAINTENANCE

SUPPLY AND EXTRACT AIR VENTILATION

WITH HEAT RECOVERY

S C

Code 3522

VALLOX 90K SC R

3295200

VALLOX 90K SC L

3295300

VALLOX
product code

Summary of Contents for 90k SC

Page 1: ...nges without prior notification 1 09 347E 30 08 06 Code 3522 VALLOX INSTRUCTIONS FOR USE AND MAINTENANCE SUPPLY AND EXTRACT AIR VENTILATION WITH HEAT RECOVERY SC Code 3522 VALLOX 90K SC R 3295200 VALL...

Page 2: ...adjustment p 4 2 2 Selection of fan speed p 4 2 3 Heat recovery bypass p 5 2 4 Air filtering p 5 2 5 Defrosting p 5 2 6 Stopping the supply air fan p 5 2 7 Outdoor air preheating p 5 2 8 Post heating...

Page 3: ...t of the indoor air stay at a healthy level Recommended humidity content of good indoor air is approximately 45 Humidity content is lower in winter and higher in summer and autumn Dust mites thrive in...

Page 4: ...ly pressured air in the dwelling penetrates the outer envelope of the building and between windows which may cause humidity damage during the heating season In normal conditions basic ventilation with...

Page 5: ...s risen by circa three degrees i e to 8 C The limit of the thermostat F can be adjusted at the back of the heat recovery cell If the unit includes a preheating radiator G the supply air fan cannot be...

Page 6: ...oothly Do not handle the filters with force When washing is done properly filters stand cleaning 3 to 4 times In other words you have to replace them at least every two years The fine filter E is not...

Page 7: ...flow out from the ventilation unit without hindrance In connection with maintenance e g in autumn before the beginning of the heating season make sure that the condensing water outlet L in the bottom...

Page 8: ...ing resistor see section 2 6 Defrosting on page 5 You can turn the defrost thermostat clockwise In this case there will probably be no freezing but extract air can be too warm when going out The defro...

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