Heat recovery unit RDAF - Technical manual CONTENTS OPERATION AND MAINTENANCE (FOR USER) Functions, electrical data, energy class ................3 ISYteq Touch 3.5 control panel General information ........................ 4 Cleaning of the display ......................4 General buttons and symbols .................... 4 Home screen ..........................5 Operation ............................6 Maintenance and cleaning of heat exchanger and fans ..........8...
Heat recovery unit RDAF - Technical manual OPERATION AND MAINTENANCE (FOR USER) - FUNCTIONS, ELECTRICAL DATA, ENERGY CLASS FANS NOTE! CO control requires a ISYteq Touch 3.5 control panel. This function can also be ordered retrospectively to supplement the unit. The fans are powered by energy-efficient EC motors.
Heat recovery unit RDAF - Technical manual ISYTEQ TOUCH 3.5 CONTROL PANEL GENERAL GENERAL BUTTONS AND SYMBOLS The following buttons and symbols are universal and available on The control panel has a touch screen display. Use your finger or the many menu pages.
Heat recovery unit RDAF - Technical manual ISYTEQ TOUCH 3.5 CONTROL PANEL - HOME SCREEN STATUS LINE Heat recovery active Postheater active Preheater active Defrosting in progress CLOCK CURRENT SETPOINT, SUPPLY AIR TEMPERATURE OPERATING STATUS ALARMS Manual mode No alarm Heating stove mode Alarm B CO2 control...
Heat recovery unit RDAF - Technical manual ISYTEQ TOUCH 3.5 CONTROL PANEL - OPERATION SHORTCUT TO SETTING OF TEMPERATURE SETPOINT SHORTCUT TO SETTING OF DATE AND TIME See page7 for more information on temperatures. ALARMS SELECT OPERATING STATUS See page 7. See page 7.
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Heat recovery unit RDAF - Technical manual ISYTEQ TOUCH 3.5 CONTROL PANEL - OPERATION SELECTING OPERATING STATUS MENU The symbol on the home screen shows the operating status. Press the centre of the fan symbol to change the status. Normal mode (manual) Heating stove mode, makes it easier to light a heating stove or open fireplace.
Heat recovery unit RDAF - Technical manual MAINTENANCE AND CLEANING OF HEAT EXCHANGER AND FANS GENERAL The drive belt and seals may need replacing due to wear and tear. Check them for damage and replace if necessary. For designations, The fans, filters and heat exchanger are very important for the opera- see spare parts list of pages 28–29.
Heat recovery unit RDAF - Technical manual FILTER ALARM AND FILTER REPLACEMENT FILTER ALARM AND FILTER REPLACEMENT 2. Open the unit by unscrewing the screws on the unit door. The supply air and exhaust air filters should normally be replaced every six months.
Heat recovery unit RDAF - Technical manual OVERHEATING PROTECTION, TEMPERATURE ALARM, ROTOR ALARM, OTHER ALARMS THERMAL OVERLOAD PROTECTION TEMPERATURE ALARM The fan motors are equipped with thermal overload protection devices, Generates an alarm and stops operation if the supply air temperature which are reset manually by briefly disconnecting the power.
Heat recovery unit RDAF - Technical manual DIMENSIONS AND WEIGHT ØD ØD Extract air Exhaust air Supply air Outdoor air All dimensions are in mm. Size ØD Weight, kg Mini Midi 1000 Maxi 1200 PREHEATER FOR RDAF MAXI, GENERATION 2. Ø250 Reset of manual thermal overload protection Weight 6 kg...
Heat recovery unit RDAF - Technical manual WIRING AND CONNECTION DIAGRAM, EXTERNAL FUNCTIONS CONTROL CARD Supply air fan Door switch Extract air fan Modbus RS485 B A Ref Post Heater Temperature Preheater outdoor air Mini, Midi only for update Rotor Temperature extract air Techo...
Heat recovery unit RDAF - Technical manual DUCT CONNECTION, DUCT INSULATION Note! During installation, the instructions regarding unit installation and duct insulation must be adhered to without deviation. Otherwise, there is a risk of condensation and moisture resulting in major damage. DUCT CONNECTION DUCTS IN WARM SPACES (INDOORS) Exhaust air from the unit may only be connected to a ventilation duct...
Heat recovery unit RDAF - Technical manual INSTALLATION OPTIONS AND DUCT DEFINITIONS INTRODUCTION DUCT DEFINITIONS If the unit is not installed immediately after delivery, it should be stored well-protected under a roof in its original packaging. The Mini/Midi unit should always be lifted by two people, while the Maxi unit should be lifted by four people.
Heat recovery unit RDAF - Technical manual INSTALLATION, DUCT CONNECTION INSTALLATION FREE SPACE FOR INSPECTION The unit should be placed: To allow inspection and replacement of components, free space is re- • on a mineral wool slab with a thickness of at least 50 quired next to the unit door as follows: RDAF Mini = 640 mm mm on a stable surface.
Heat recovery unit RDAF - Technical manual CONTROL PANEL ISYTEQ TOUCH 3.5 RDKZ-41-3 - INSTALLATION AND CONNECTION 5. Connect the cable to the back of the display as shown above. NOTE! Do not touch the electronics. 1. Open the control panel using a screwdriver. Push the display back into the enclosure.
Heat recovery unit RDAF - Technical manual ADJUSTMENT, COMMISSIONING (FOR INSTALLER AND SERVICE PERSONNEL) SETTINGS DATE / TIME To enter the “Settings” menu: 1. Press the gear cog button. 1. Set the date and continue by pressing “Confirm”. 2. Set the time. Press “Confirm”. 2.
Heat recovery unit RDAF - Technical manual LOGIN, INSTALLER AND SERVICE PERSONNEL LOGIN Installers and service personnel must log in to access “Settings”. The default (preset) password is 0000. This password can be changed. 1. Enter the correct password. Press “Confirm”. Use, for instance, the back of a pencil for greater precision.
Heat recovery unit RDAF - Technical manual ADJUSTMENT AIRFLOW CALCULATION Adjustment of air flow and temperature may only be carried out by an installation engineer or service personnel. The unit is equipped with four measurement points as per figure 16 above.
Heat recovery unit RDAF - Technical manual CONTROL PANEL OPERATION, COMMISSIONING ADJUSTMENT There are two ways to enter the adjustment menu. 1. The first is to press the question mark on the start screen. The question mark will not be shown if the menu has been opened pre- viously.
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Heat recovery unit RDAF - Technical manual CONTROL PANEL OPERATION, COMMISSIONING Option 1 - Use the ± buttons. Configure the settings for the supply air fan in the same way. Here you set the desired supply air temperature (setpoint). Note: Option 2 - Enter the desired value, confirm with This value is not to be confused with the desired indoor tempera- ture, which is managed by the domestic heating system.
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Heat recovery unit RDAF - Technical manual CONTROL PANEL OPERATION, COMMISSIONING control is only active at normal speed. At low and high speed, set the fan speed in % of max. speed. To complete the adjustment, click the check mark. CONTROL 1.
Heat recovery unit RDAF - Technical manual PARAMETER LIST Note that incorrect parameter settings can cause moisture problems, operational disruption and other types of malfunction. For this reason, the settings must be configured by suitably qualified professionals. TEMPERATURES Parameter Type of value Range Unit Standard value...
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Heat recovery unit RDAF - Technical manual PARAMETER LIST SETTINGS Parameter Type of value Range Unit Standard value Comment Date / Time – – – Select language – – Swedish Reset filter alarm – – – For resetting alarm in advance Login 0000-9999 –...
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Heat recovery unit RDAF - Technical manual PARAMETER LIST Parameter Type of value Range Unit Standard value Comment 6. Air quality 6.1 CO control Yes / No – Setpoint CO 0-2000 P-band 0-2000 Int action time 0-9999 ppm at 0 V 0-9999 ppm at 10 V 0-9999...
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Heat recovery unit RDAF - Technical manual PARAMETER LIST Parameter Type of value Range Unit Standard value Comment 7.4 Contact functions DI1 Timer input 1 NO/NC – DI2 Timer input 2 NO/NC – DI3 Rotation monitor NO/NC – Not applicable to domestic ventilation DI4 Pressure monitor defrosting NO/NC –...
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Heat recovery unit RDAF - Technical manual PARAMETER LIST Parameter Type of value Range Unit Standard value Comment Saves adjusted values in control panel, max. 5 9. Save values values Memory 1 – – – – Memory 2 – – –...
Heat recovery unit RDAF - Technical manual REPLACEMENT PARTS If the supply cord is damaged, it must be replaced by the manufacturer, an authorised service firm or a similarly qualified professional in order to avoid hazard. RDAF-1 MINI Pos. Designation Name Included in Quantity...
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Heat recovery unit RDAF - Technical manual REPLACEMENT PARTS RDAF-2 MIDI Pos. Designation Name Included in Quantity Comment RDAE-99-01-1 Motor with rotor RDAF-2 RDAE-99-02-1 Rotor, complete RDAF-2 RDAR-99-03-1 Drive belt, rotor RDAF-2 RDKS-99-01 Rotor motor RDAF-a RDAF-99-04-2 Slide rail rotor RDAF-2 RDAF-99-07-1 Control box, complete...
Heat recovery unit RDAF - Technical manual EC DECLARATION OF CONFORMITY ENCLOSURE II A Declaration of Conformity In accordance with: EU Directive for Machinery, 2006/42/EC EU EMC Directive, 2014/30/EU EU Directive for Energy related Products ErP 2009/125/EC EU RoHS Directive, 2011/65/EU Manufacturer FläktGroup Sweden AB Fläktgatan 1...
Heat recovery unit RDAF - Technical manual DISPOSAL OF PRODUCTS AND PACKAGING MATERIALS Separate at source according to local regulations. Depending on the product, the following should be removed when disposing of it: - Circuit boards, cables, coils, motors, sensors etc. - Filters other than metal ones (cooker hoods).
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VillaMASTER RDAF Mini + ISYteq Basic + CO PRODUCT INFORMATION IN ACCORDANCE WITH COMMISSION REGULATION (EU) NO. 1254/2014 ANNEX IV AS REFERRED TO IN ARTICLE 3(1b) (a) Brand FläktGroup VillaMASTER RDAF Mini (b) Model designation Climate zone Energy class Cold –67,5 (c) Specific energy use (SEC) Average...
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VillaMASTER RDAF Mini + ISYteq Touch 3.5 PRODUCT INFORMATION IN ACCORDANCE WITH COMMISSION REGULATION (EU) NO. 1254/2014 ANNEX IV AS REFERRED TO IN ARTICLE 3(1b) (a) Brand FläktGroup VillaMASTER RDAF Mini (b) Model designation Climate zone Energy class Cold –69,1 (c) Specific energy use (SEC) Average –30,4...
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VillaMASTER RDAF Mini + ISYteq Touch 3.5 + CO PRODUCT INFORMATION IN ACCORDANCE WITH COMMISSION REGULATION (EU) NO. 1254/2014 ANNEX IV AS REFERRED TO IN ARTICLE 3(1b) (a) Brand FläktGroup VillaMASTER RDAF Mini (b) Model designation Climate zone Energy class Cold –72,4 (c) Specific energy use (SEC)
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VillaMASTER RDAF Midi + ISYteq Basic PRODUCT INFORMATION IN ACCORDANCE WITH COMMISSION REGULATION (EU) NO. 1254/2014 ANNEX IV AS REFERRED TO IN ARTICLE 3(1b) (a) Brand FläktGroup VillaMASTER RDAF Midi (b) Model designation Climate zone Energy class Cold –72,3 (c) Specific energy use (SEC) Average –40,0 Warm...
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VillaMASTER RDAF Midi + ISYteq Touch 3.5 PRODUCT INFORMATION IN ACCORDANCE WITH COMMISSION REGULATION (EU) NO. 1254/2014 ANNEX IV AS REFERRED TO IN ARTICLE 3(1b) (a) Brand FläktGroup VillaMASTER RDAF Midi (b) Model designation Climate zone Energy class Cold –74,0 (c) Specific energy use (SEC) Average –33,3...
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VillaMASTER RDAF Midi + ISYteq Touch 3.5 + CO PRODUCT INFORMATION IN ACCORDANCE WITH COMMISSION REGULATION (EU) NO. 1254/2014 ANNEX IV AS REFERRED TO IN ARTICLE 3(1b) (a) Brand FläktGroup VillaMASTER RDAF Midi (b) Model designation Climate zone Energy class Cold –77,1 (c) Specific energy use (SEC)
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VillaMASTER RDAF Maxi + ISYteq Basic PRODUCT INFORMATION IN ACCORDANCE WITH COMMISSION REGULATION (EU) NO. 1254/2014 ANNEX IV AS REFERRED TO IN ARTICLE 3(1b) (a) Brand FläktGroup VillaMASTER RDAF Maxi (b) Model designation Climate zone Energy class Kallt –74,7 (c) Specific energy use (SEC) Medel –34,1 Varmt...
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VillaMASTER RDAF Maxi + ISYteq Touch 3.5 PRODUCT INFORMATION IN ACCORDANCE WITH COMMISSION REGULATION (EU) NO. 1254/2014 ANNEX IV AS REFERRED TO IN ARTICLE 3(1b) (a) Brand FläktGroup VillaMASTER RDAF Maxi (b) Model designation Climate zone Energy class Kallt –76,2 (c) Specific energy use (SEC) Medel –35,3...
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VillaMASTER RDAF Maxi + ISYteq Touch 3.5 + CO PRODUCT INFORMATION IN ACCORDANCE WITH COMMISSION REGULATION (EU) NO. 1254/2014 ANNEX IV AS REFERRED TO IN ARTICLE 3(1b) (a) Brand FläktGroup VillaMASTER RDAF Maxi (b) Model designation Climate zone Energy class Cold –78,9 (c) Specific energy use (SEC)
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