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RadonTec AlphaAir Freshbox 25, Manual

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3 

 

Manual 

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 AlphaAir Freshbox 25 Basic 

Scope of Contents 

1 

Introduction ...................................................................... 6 

2 

Safety note ....................................................................... 8 

2.1 

Risk of electric shock ................................................ 8 

2.2 

Danger of falling icicles ............................................. 9 

2.3 

Danger of flue gases ................................................. 9 

2.4 

Risk of injury ........................................................... 10 

2.5 

Regional law ........................................................... 10 

3 

Type approval ................................................................. 10 

4 

Intended use ................................................................... 11 

5 

Scope of delivery ............................................................ 12 

6 

Names of the parts ......................................................... 13 

7 

Bedienung und Programmierung ................................... 15 

7.1 

Opening the device................................................. 15 

7.2 

Triggering the unit self-test .................................... 15 

7.3 

Control panel .......................................................... 17 

7.4 

Basic functions ........................................................ 17 

7.5 

Special functions ..................................................... 22 

7.6 

Sensor slots ............................................................. 28 

8 

Mounting the device ...................................................... 29 

8.1 

Selecting the correct mounting location ................ 29 

8.2 

Recommended tools e.g. for brick walls ................ 31 

8.3 

Installation without a suitable outer wall .............. 31 

8.4 

Marking the drill holes............................................ 33 

Summary of Contents for AlphaAir Freshbox 25

Page 1: ...AlphaAir Freshbox 25 with humidity sensor Manual January 2021 ...

Page 2: ...RadonTec GmbH Hauptstraße 5 89426 Wittislingen Germany Tel 49 9076 919 98 35 E Mail info radontec de Website radontec de Shop radonshop com Version 01 ...

Page 3: ...ended use 11 5 Scope of delivery 12 6 Names of the parts 13 7 Bedienung und Programmierung 15 7 1 Opening the device 15 7 2 Triggering the unit self test 15 7 3 Control panel 17 7 4 Basic functions 17 7 5 Special functions 22 7 6 Sensor slots 28 8 Mounting the device 29 8 1 Selecting the correct mounting location 29 8 2 Recommended tools e g for brick walls 31 8 3 Installation without a suitable o...

Page 4: ...s 42 9 Function of the automated frost protection 42 10 Maintenance and cleaning 44 10 1 Filter material 44 10 2 Filter change 45 10 3 Regular cleaning 45 10 4 Cleaning the heat exchanger 46 11 Troubleshooting 48 12 Things to know and tips tricks 50 12 1 Basics 50 12 2 Humid rooms 50 12 3 Bed room 51 12 4 Energy saving 52 12 5 Comfort 53 12 6 Condensation and icicles 53 13 Extensions 54 14 Softwar...

Page 5: ...Freshbox 25 Basic 17 Product data sheet 57 18 Energy efficiency label 59 19 Quick guide 60 20 Two year warranty 63 21 Declaration of Conformitg 64 22 Support and Contact 65 22 1 Troubleshooting FAQ 65 22 2 Contact Us 65 ...

Page 6: ... growth Even if one can keep the apartment mold free by frequent window ventilation this means in return only that the warm air originally hoped to be saved is nevertheless ventilated out through the window again The cold fresh air that is let in has to be heated up again by the heating system each time which is only reflected in the heating bill The remedy is to ventilate by means of controlled l...

Page 7: ...less power than in a kitchen where it is currently steaming Heat recovery also works in summer Since the heat exchanger always acts like a kind of temperature barrier even the great summer heat stays outside when you ventilate In the future leave your shutters closed during the day no solar radiation from now on your new ventilation unit will take care of the ventilation and ensure that not so muc...

Page 8: ...y only be plugged into a suitable socket if it is undamaged and dry An in wall power supply unit available as an accessory may only be connected to the mains voltage by a qualified electrician Never expose the power supply unit to moisture or mechanical stress Never operate the device without the power supply unit Connecting the device directly to a power outlet will inevitably destroy the device ...

Page 9: ...e there is no risk of icicles falling down e g under no circumstances in the area above entrance doors Otherwise the icicles must be removed in good time 2 3 Danger of flue gases In rooms with a fireplace it must be ensured that it operates independently of the room air In case of doubt your chimney sweep will help you with the assessment and may require the use of a safety device You can find a s...

Page 10: ...country even if they are not explicitly mentioned in these instructions 3 Type approval A DIBt approval for this ventilation system is only in preparation Please note that e g KfW usually requires an approval number in order to release subsidies However in times of empty state coffers the subsidies available are often small anyway e g low interest loans for financing so it is often not advisable t...

Page 11: ...ave shock ventilated every 2 hours day and night it quickly becomes apparent what benefit this KWL represents and why the unit is not constantly operated at the highest level by many customers even in significantly larger rooms For pure humidity protection air exchange rate 0 2 h 1 according to DIN 1946 6 100 m room volume could be ventilated which would be sufficient for 2 50 m room height up to ...

Page 12: ...ntilation unit 1 x 12 Volt power supply unit 2 x plastic pipes Ø 50 mm x 500 mm 4 x foam rings with core 2 x outer panels with without drip lip 4 x dowels screws 2 x dust filter G3 standard 1 x USB cable 1 x drilling template 1 x installation and operating instructions 1 x frost protection slider with window fleece 1 x frost protection slider closed ...

Page 13: ...haust air motor 3 Fresh air motor 4 Antifreeze motor 5 Anti freeze slider 6 Exhaust air filter 7 Fresh air filter 8 Fresh air pipe 9 Exhaust air pipe 10 Supply air slots USB socket 11 Exhaust air slots 12 4 mounting holes 13 3 sensor slots 14 3 motor slots 15 Electronics board 16 Socket for 12V DC 17 Capacitor foil 18 2 free compartments 19 Sound insulation panel 20 2 magnetic snaps ...

Page 14: ... 3 Electronics board 1 12 volt terminal compression spring button 2 Battery holder for 1 lithium CR2032 3 Micro USB interface 4 Terminal for external control 5 Button red Reset 6 Button black Currently without function Power Minus key Plus key LED display Timer ...

Page 15: ...ure that the condensate foil in front of the heat exchanger is upright and that both magnets snap into place 7 2 Triggering the unit self test WITH RESET TO FACTORY SETTINGS Since the unit is reset to factory settings during this self test please do not perform it if you have received your unit pre parameterized Otherwise the settings would be lost and you would have to reset them 1 To trigger the...

Page 16: ...r use Long tone Sensor not present or defective Example In the usual configuration with a temperature sensor frost protection the sound signals would thus sound as follows long short long long For the humidity sensor the following sequence results long short short short 4 after the sound signals the upper frost protection motor the right fresh air motor and the left exhaust air motor are tested be...

Page 17: ...panel To operate your device there are four keys on the control panel which are highlighted accordingly In the delivery state each keystroke is acknowledged by a short acoustic signal Chapter 7 5 Special functions explains how this sound can be deactivated under KEY ACKNOWLEDGMENT SOUND 7 4 Basic functions SWITCHING ON OFF Pressing the left power key switches the device on off After switching on i...

Page 18: ... 3 seconds until the unit emits a double beep The unit will now permanently maintain the selected power If you want to release the automatic mode again just press the Plus or Minus key briefly so that the unit emits a short tone From now on it regulates its power again under moisture control TIMER OPERATION E G INTENSIVE VENTILATION OR SETBACK The right timer key is factory programmed with the par...

Page 19: ...ference room the unit is operated at full power between meetings In order to lower the ventilation noise below the audible threshold in the room for the duration of the conference you have changed the assignment of the timer key as described in chapter 7 5 Special functions under PROGRAMMING THE TIMER KEY as follows Power 40 and Interval 2 hrs At the beginning of the conference a single press on t...

Page 20: ...amming of the timer button is in the delivery state power 100 and interval 1 hour It is now sufficient to perform the following steps once to auto matize the daily airing 1 at the desired switch on time after getting up use the keys to select the desired basic ventilation of e g 20 for the night 2 Now press the timer button 10 times to start the 10 hour intensive interval 3 Now press the timer key...

Page 21: ...inus key or switch off the unit during timer operation the timer programming will not be lost For example you can reduce the power in the bedroom during intensive ventilation in order to take a nap in a quiet environment The unit will still go back to intensive ventilation the next morning ...

Page 22: ...timer intervall In the delivery state the interval is 1 hour 1 To increase the interval per keystroke to for example 5 hours press the timer key 5x 2 Then press and hold the timer key for approx 9 seconds until the device beeps 4x The value has been saved and in the future one press of the button will be enough to ventilate intensively for 5 hours Note If you perform step b again the timer button ...

Page 23: ... the key confirmation tone activates temporarily to make programming easier for you As soon as you exit the programming mode the device can be operated again without the beep tone provided the tone was previously deactivated CHILD LOCK Press and hold the power key for approx 6 seconds until the device beeps 3x The control panel is now locked and can only be unlocked again using the same procedure ...

Page 24: ...er button while the unit is running until the unit beeps 5 times in succession Close the upper fresh air tube with one of the two stored foam cores or with a cloth The defrost function ends automatically after one hour but can also be ended earlier by pressing the power button Note that in this mode there is an asymmetry between fresh air and exhaust air which may result in a slight negative press...

Page 25: ...ants wish to send several units into intensive ventilation at the same time e g when leaving the building In addition many other applications are possible Fig 3 Electronics board On figure no 3 the green terminal strip 4 can be seen If the contact between pin 1 2 is closed it has the same function as if the timer button is pressed on the device which is freely programmable in power and duration Th...

Page 26: ...ilar to the two pins of the terminal Do not apply voltage to the two pins of the clamp as this would destroy the board INSERTING THE MEMORY PROTECTION BATTERY Basically the device can be used without the battery inserted The operating system as well as the factory parameters are stored in a non volatile memory Since the device has an integrated timer that would stop in the event of a power failure...

Page 27: ... to the right the battery label is legible and press it down lightly 4 Push the board back into its compartment Thanks to the battery the internal clock continues to run even in the event of a power failure However the automatic changeover between summer winter time requires that the device is supplied with power via a 12 volt power supply unit at the time of the changeover as only then is the mai...

Page 28: ... 12 12 13 13 13 14 14 14 15 17 18 18 19 20 20 20 20 16 Fig 1 Opened device Figure no 1 shows the three sensor slots 13 The top right slot is already equipped with a temperature sensor when delivered Do not attempt to pull out the sensor as it is sealed to protect it from condensation ...

Page 29: ...tion Since the room air usually rises at a heating source and sinks at the cooler outside wall the unit exhausts the stale air at the top and blows in the fresh air at the bottom Thus it increases the natural room circulation which leads to a good mixing of the fresh air with the room air There is no need to worry about particular drafts On the contrary better air circulation often provides less c...

Page 30: ...ion and easy operation If the unit is to be installed on an upper floor and the outer panels are not accessible e g via scaffolding it is also conceivable to install the unit next to a window so that the tube panels can be fitted from the window At this point we would like to remind you once again of appropriate safety precautions e g to prevent the installer from falling In the case of wet rooms ...

Page 31: ...metal saw blade protective foil adhesive tape wipes 8 3 Installation without a suitable outer wall Special forms are usually attics without a sufficiently high wall sloping roof and cellars without an external wall above ground level If no sufficiently high external wall is available the unit can also be mounted on an artificial wall e g made of plasterboard which is either built at a distance in ...

Page 32: ...forming on the pipes This task is performed by the construction foam in the case of normal installation In basements below ground level the question of condensate drainage must be clarified since the water cannot be led upwards For this reason a suitable T piece 50 mm HT standard pipe should be inserted in the exhaust air pipe which branches off downwards Following gravity the condensation water i...

Page 33: ...ndscape format is also not possible To mark the drill holes hold the enclosed cardboard drilling template vertically against the wall Only a minimal inclination to the right may be tolerated in case of doubt The template can also be temporarily fixed to the wall with some adhesive tape Now use a pointed object to transfer the 4 fixing points and the center points for the two core drill holes to th...

Page 34: ... be consulted In the case of wood stud construction care must be taken to ensure a tight transition of the pipes through the vapor barrier The builder of your walls may even offer suitable system components for the passage of pipes Since no installation foam is usually used here to fix the pipes they should be protected from sweating e g with a sleeve made of Armaflex or similar In any case the pi...

Page 35: ...w have approx 5 cm working depth before the core bit is completely filled with the drill core Pull the core bit out of the wall and empty it into a bucket It is possible that the drill core has remained in the wall and must be broken off or sucked out with the aid of a tool As soon as the drill hole is free the next 5 cm can be drilled Always make sure to drill at the same angle so as not to get w...

Page 36: ...olypropylene to prevent harmful substances from outgassing into the air you breathe The large socket at the end of such a sewage pipe is not needed and can be easily sawed off A fine toothed saw blade such as for metal is suitable for sawing off the pipes Provided that the outside of the wall is easily accessible you can cut the pipe to length only after foaming It may protrude 5 8 mm from the out...

Page 37: ...bes slide further into the wall in the process and must sit completely in the recess on the back of the unit if necessary push on the tubes from the outside after screwing them on The correct fit should also be checked by looking through the open unit door to the connections The unit must already be aligned vertically using the spirit level 8 7 Foaming in the tubes Now that the pipes are in their ...

Page 38: ...e area of the outer panel overlap before the foam hardens 8 8 Power connection The next step is to remove the unit from the wall once again so that a flush mounted power cable can be connected if necessary PLUG IN POWER SUPPLY UNIT The standard scope of delivery includes a plug in power supply unit which has approx 1 5 meters of cable and a suitable plug If there is a power outlet within reach the...

Page 39: ... RadonShop is now inserted Since this box will later be covered by the device it allows an invisible power supply from behind Work on 230 volts UPU power supply may only be carried out by a qualified person The UPU power supply is connected directly to the 230 volt line in the box by means of suitable clamps and on the other side to the 12 volt input of the board by means of a short piece of cable...

Page 40: ...e this socket is not required when using a flush mounted power supply unit these wires can be disconnected in order to connect the wires of your power supply unit at the same place Make sure that the connection has the correct polarity In order to be able to work comfortably at the voltage terminal the board can be pulled out approx 3 4 cm from the device The terminal has 2 buttons which release t...

Page 41: ...ture difference in winter If necessary connect the external power supply as described in the previous chapter Now press sufficient joint silicone into the lower rear recess in the rear wall of the unit exhaust air pipe to ensure a tight condensation water transition from the unit to the pipe The unit is then placed back on the pipes and after it has been aligned with the spirit level all four scre...

Page 42: ...ion motor During outside temperatures above 0 C the closed partition to the right of the frost protection motor should remain pushed in to utilize the full efficiency As soon as the outside temperatures start to drop sustainably below 0 to 5 C tolerance range in winter this partition should be pulled out in good time and exchanged for the winter insert has a window cut out covered with filter flee...

Page 43: ... While units with manual frost protection usually open the damper further than necessary as a precaution the frost protection motor can automatically adjust its output and also reduce it as soon as for example outside temperatures are higher during the day than at night In this way one always runs close to the maximum possible efficiency Especially in rented properties users do not want to worry a...

Page 44: ...ption although it should be noted that finer filters reduce the air flow rate and the unit may therefore have to be operated at a higher level Special filters to mention are pollen filters and activated carbon filters The latter reduce exposure to exhaust fumes and odors They have proved their worth both in busy city centers and in rural areas where a lot of heating is done with wood and coal To m...

Page 45: ...nterchanged between the fresh air side and the exhaust air side the filters should only be vacuumed from the top side and should also be reinserted into the unit with the top side facing upwards Before the cold season the antifreeze motor insert should be checked for dust deposits and cleaned with the vacuum cleaner crevice nozzle a cloth or suitable brush if necessary If there is any other dirt o...

Page 46: ... good view and thus makes it possible to detect contamination at an early stage If the unit is operated with filters cleaning of the heat exchanger is often only necessary after several years To do this pull the heat exchanger out of the unit towards the front while grasping it with your fingers at the very back if possible If you were to grasp the heat exchanger at the front it would be pulled ap...

Page 47: ...swished several times during this time Cleaning in a dishwasher will damage the heat exchanger After rinsing and draining the heat exchanger can be put back into the unit immediately Since the heat exchanger is made of rot proof material any remaining discoloration is usually only residual dirt which does not impair the function The heat exchanger must be replaced if it has been damaged or its cha...

Page 48: ... child lock is activated It can be deactivated again by pressing the left power button for approx 6 seconds 3 beeps A motor does not run or the unit does not respond to button presses One plug has no contact Check which plug has come loose either at the circuit board or at the motor sockets and press it tight again The air flow rate is too low Filter or grille of the tube shutters clogged Clean or...

Page 49: ... in direct contact with the housing Is a cable or loose object possibly rubbing against the fan motor blades It is known that new motors need to run in for a while If necessary please give it some time if it is just a quiet whirring noise The timer operation is interrupted The lithium storage battery is empty and needs to be replaced with a fresh one The unit reduces its power without setting the ...

Page 50: ...clouds In our rooms the air also condenses first where it is coolest and earlier the more humid the air 12 2 Humid rooms Special care must be taken in cool basement rooms Here in summer there is a great danger that enormous amounts of moisture will be introduced by too much ventilation The muggy summer air not only brings heat but also a lot of moisture If the air then cools down on the cool basem...

Page 51: ...ep in mind that not only heat but also a lot of humidity comes into a cool room Sometimes you can smell it when you enter such rooms It smells musty and you feel the need to ventilate It does not cost more energy to temper the heating in the bedroom slightly and keep the door closed for that The heat from the other rooms is then no longer necessary and above all their humidity can no longer enter ...

Page 52: ...used If for example the air exchange rate of 0 5 h 1 specified in DIN 1946 6 is to be adhered to the following example calculation for determining the ventilation related heating energy loss results for an apartment with 120 m of living space and a room height of 2 5 m outside temp 0 C room temp 22 C Air exchange x area x height x air mass x energy x ΔT 0 5 x 120 x 2 5 x 1 29 x 1 09 x 22 Amount of...

Page 53: ...to your room conditions In winter excess humidity can be removed very well and in summer controlled ventilation leads to less mugginess which you would quickly have in the room by an open window 12 6 Condensation and icicles Condensation will occur mainly in the cold season as soon as the temperature in the heat exchanger falls below the dew point In summer the temperature difference is usually no...

Page 54: ...tely occurring moisture needs to be removed Since some condensation can also form in the two storage compartments in the device no moisture sensitive objects should be stored there The compartment for the circuit board is located on the warm side and is therefore not affected by condensation Especially on the first cool days after assembly check whether the condensate is correctly drained to the o...

Page 55: ...t into the household waste Also dispose of the packaging materials properly and in an environmentally friendly manner These are raw materials and can be reused Contact your local administration for information on the currently applicable disposal regulations Battery ordinance Batteries and rechargeable batteries must not be disposed of in household waste As the end user you are legally obligated t...

Page 56: ...ons door standard HxWxD 44 5x32x1 cm Weight incl standard accessories and packing 4 5 kg Heat recovery rate Up to 90 Ventilation pipe outer diameter 50 mm Air flow rate 80 mm Sound power level 5 to 20 m h Exterior noise attenuation 22 dB A up to 38 dB A Standby power consumption Up to 45 dB Power consumption in operation 0 5 Watt 1 5 to 6 Watt We reserve the right to make minor changes in the cour...

Page 57: ...esidential ventilation unit SSC two directions Type of speed drive Controllable Type of heat recovery Recuperative Degree of temperature change in for dry air 67 Highest air volume flow in m h 20 Fan power at highest air flow rate in watts per direction 2 16 Sound power level LwA at reference air volume flow in dB A 38 Reference air volume flow in m sec supply air 0 0038 ...

Page 58: ...e of ventilation control manual time central demand Demand x value speed control factor 2 inner leakage in 3 external leakage in 3 5 Annual power consumption JSV per 100m in kWh a per climate zone cold average warm 1061 524 479 Annual heating energy savings per 100m JEH in kWh primary energy a per climate zone cold average warm 7633 3902 1764 ...

Page 59: ...59 Manual AlphaAir Freshbox 25 Basic 18 Energy efficiency label ...

Page 60: ... off ca 3 sec 2 Key tone on off ca 6 sec 3 Child lock on off ca 9 sec 4 Reset to factory settings Timer key Print duration Sound signals Function ca 0 5 sec 1 Activate timer change automatic level ca 3 sec 2 Daily repeat mode on off ca 6 sec 3 Assign timer power ca 9 sec 4 Assign timer duration ca 12 sec 5 Defrost function ...

Page 61: ...is currently unused Blue This LED is currently unused Green Blue Lights together Bootloader mode activated LED signals On the door during operation LED Bedeutung One LED runs slowly from left to right The humidity sensors have detected humid outdoor weather The unit is waiting for drier outside air LED 10 flashes Flue gas mode active ...

Page 62: ...Lights up Flashing 1 Unit is switched on Device is switched on and power is fixed 2 Timer automatic activated Automatic timer is activated and currently active 3 Timer button active 4 Comfort mode Basement mode 5 Cross ventilation supply air activated Cross ventilation exhaust air activated 6 7 8 Child lock activated 9 Rental mode activated 10 ...

Page 63: ...es that sufficient proof e g a proper invoice is provided and that the warranty claim is made within the warranty period The warranty does not cover parts of the device that are subject to normal wear and tear e g filters and can therefore be considered wear parts The warranty is void if the device has been damaged improperly used or maintained In the event of a warranty claim we recommend that yo...

Page 64: ...y to interference EN 61000 6 3 2007 EMC Generic standard Emission of interference EN 60335 1 2012 EN 60335 2 65 Safety of household and similar electrical appliances in accordance with the provisions of Directive 2004 108 EC and 2006 95 EC Low Voltage Directive Ecodesign Directive EU 1253 2014 and 1254 2014 The ventilation unit as well as the power supply unit bear the CE marking Manufacturer addr...

Page 65: ... asked questions on our website https www radontec de 22 2 Contact Us Should you have any further questions or require further help and technical support please do not hesitate to contact us RadonTec GmbH Hauptstraße 5 89426 Wittislingen Germany Tel 49 9076 919 98 35 E Mail info radontec de Website radontec de Shop radonshop com ...

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