Vaillant recoVAIR VAR 275/3, Operating And Installation Manual

Page 1: ...For the owner and expert technician Operating and Installation Manual recoVAIR 3 Domestic ventilation unit with heat recovery and remote control recoVAIR VAR 275 3 recoVAIR VAR 350 3 GB ...

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Page 3: ...ing 6 3 4 Recycling and Disposal 6 3 4 1 Device 6 3 4 2 Packing 6 3 5 Energy Saving Tips 7 4 Handling 7 4 1 Assembling of the Domestic Ventilation Unit 7 4 2 Bypass optional 7 4 3 Switching on and off of the device 7 4 4 Functional Overview of the Digital Remote Control 7 4 5 Display Overview 8 4 5 1 Meaning of Symbols 8 4 6 Settings from the Basic Display 8 4 7 Programming of the Clock Timer 9 4 ...

Page 4: ...e positioned below the unit 1 Notes on the documentation The following notes serve as a guide for the entire doc umentation Other documents are valid in connection with this oper ating manual We accept no liability for any damage caused by fail ure to observe these instructions 1 1 Documents storage Please store this operating manual and other applicable documents where they are accessible at all ...

Page 5: ...e gas leakage from the combustion equipment 2 1 2 Operation Note that the device can only be used if all ventilation pipes of the device are connected and the entire device is closed The unit must only be operated with the supplied filters installed Regularly check whether the filters are dirty and damaged We recommend to visually check the filters every 6 months and to replace them every 12 month...

Page 6: ...ed for controlling the domestic ventilation unit as described in these instructions it is not designed for any other purpose Any other or additional use is considered to be improp er The domestic ventilation unit is not suitable for ven tilating swimming pools The manufacturer supplier shall not be responsible for any damages resulting from such improper use The user alone bears the risk Intended ...

Page 7: ...ling mode during the summer months with the outside temperature falling below room tem perature during the night The cooler outside tempera ture will not be warmed by the device before it was blown into the room To protect the bypass valve from dirt we recommend an outside air filter of the filter class at least G3 The filter is installed on site into the outside air duct possibly close to the air...

Page 8: ...ge night mode Static Cooling required Flashing Bypass open summer mode Off Bypass not fitted or closed Automatic mode Day mode 2nd fan stage Night mode 1st fan stage Mode with fan stage holidays minimum Actual room temperature Day of week Multi function display left time Multi function display right KWh Information level Time programming level Installer level Service diagnostic level Table 4 2 Sym...

Page 9: ...year clock Press the dial several times in order to se lect the day the month and the year If the clock is not activated this point will be left out Turn Turn the dial in order to change the day the month and the year Click Check and reset of the filter timer Display FILT The timer indicates the number of days after the last reset since the filter has been used Turn Turn the dial to the left to re...

Page 10: ...ns you can start the individual special functions You select the function by pressing the F button several times hNote After the necessary settings have been made no confirmation is required 10 seconds after the last input the indicated function is automatical ly activated and then the display returns to the basic display By once pressing the F button you can deactivate an active special function ...

Page 11: ...daily program Table 4 7 Information level time time time 6 00 22 00 17 00 10 00 6 00 22 00 2 00 2 00 6 00 22 00 17 00 10 00 2 00 17 00 10 00 Energy saving 5h Automatic mode Advance function Energy saving function Fig 4 5 Comparison of automatic advance and energy saving mode 5 Troubleshooting Do not try to remedy any other failure than those indi cated in table 5 1 For all other failures contact a...

Page 12: ...ion levels how often the fil ters must be cleaned or replaced We recommend to regularly check the filters during the initial operational period and asses the need to clean them e g every three months If you then feel that the filters are only slightly contaminated or dirty you may extend the in terval h Note Replace the filters at least once a year or after maximum 2000 operating hours You can cle...

Page 13: ...on to any legal warranty cover and shall not re place or restrict your legal claims under the Sale of Goods Act This warranty shall become effective from the day of installation or 2 years after the manufacture of this system whichever is soonest This warranty shall be applicable only for such appliances which have been installed in UK by a competent installer If on the rare occasion that material...

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Page 15: ...ical Connection of the Bypass optional 24 4 8 Assembly and Installation of the Remote Control 25 4 8 1 Establishment of Electrical Connection of the Remote Control 26 4 9 Establishment of Electrical Connection of the 3 stage Switch optional 28 4 10 Alarm Input optional 28 4 11 Alarm Output optional 28 4 12 Function check out 29 5 Start Up 29 5 1 Adjustment of the Digital Remote Control 29 5 1 1 Ex...

Page 16: ...The CE label shows that this unit complies with the fol lowing directives Low voltage Directive 73 23 EEC modified with Directive 93 68 EEC EMC Directive 89 336 EEC modified by the Directive 91 263 EEC 92 31 EEC and 93 68 EEC 2 Device description 2 1 Identification Plate Vaillant GmbH Remscheid Germany Serial no 1234567890xxxxxx VAR 275 3 230V 50 HZ P Max 210 W V Max 275 m h dP Max 170 Pa T Max 60...

Page 17: ...75 3 4 x air duct connections ø 150 mm or alternative ø 160 mm and ø 180 mm recoVAIR VAR 350 3 4 x air duct connections ø 180 mm or alternative ø 200 mm Condensed water drain G 3 4 connection for the con densate drain trap Electrical connection above mains voltage socket with 230 V 50 Hz mains voltage 2 3 2 Digital Remote Control recoVAIR On the remote control installation site the following ad di...

Page 18: ... consisting of Fixing brackets 405 x 60 mm Condensate drain trap Accessories optional Bypass recoVAIR Filtersets 4 2 Installation Site Requirements The installation site of the domestic ventilation unit must be constantly frost free and dry The system in stallation must be planned in detail Especially pay at tention to the positioning of the fresh air and exhaust air ducts and to include sufficien...

Page 19: ... and the air duct ing and reduce annoyance by noise Keep the air supply inlet at a sufficient distance from discharge air exhaust air and drain ventilation Com ply with the legal building rules and regulations When installing the fresh air input and discharge air ducts you will have to ensure sufficient separation to avoid that the discharged air being re circulated into the fresh air input Accord...

Page 20: ...ss 1 2 3 Fig 4 3 Bypass Installation Key 1 Filter 2 Ventilation flap 3 Air inlet from outside Vaillant GmbH Remscheid Germany Serial no 1234567890xxxxxx Bypass VAR 275 VAR 350 12 V DC P Max 3 W IPX2 nur zu verwenden mit recoVAIR 275 350 only to use with recoVAIR 275 350 alleen te gebruiken met recoVAIR 275 350 utiliser seulement avec le recoVAIR 275 350 Kan kun bruges sammen med recoVAIR 275 350 B...

Page 21: ...ments recoVAIR VAR 275 3 and 350 3 recoVAIR VAR 275 3 recoVAIR VAR 350 3 Remarks A 77 127 B 471 521 C ø 150 ø 160 ø 178 ø 180 ø 198 Pipe diameter to be selected for all 4 air connections D ø 150 ø 160 ø 178 ø 198 ø 150 ø 160 ø 178 ø 198 Pipe diameter to be selected for the bypass connection A 102 122 F 210 240 Table 4 2 Table of dimensions for recoVAIR VAR 275 3 and 350 3 dimensions in mm Assembly...

Page 22: ...of the installation site Drill the holes for the fixing screws and position the wall plugs Screw the fixing bracket horizontally to the wall 4 5 2 Mounting of the Domestic Ventilation Unit d Danger If not mounted correctly the unit may fall off Ensure that the wall offers the appropriate load carrying capacity and that the proper fixing means are used for secure mounting It is pos sible that the a...

Page 23: ...iffusion resistant 4 6 Opening and Closing the Domestic Ventilation Unit The domestic ventilation unit is equipped with a fixed front cladding with a pivoting door to the left Behind this door there are the filters For mounting and mainte nance work on the unit it is necessary to remove the front cladding This is how to do it e Danger Risk of fatal electric shock from touching live connections Pul...

Page 24: ...Therefore it is absolutely mandatory to have a competent person com plete the electric installation hNote The bypass must be first electrically connected because the electric lines are not accessible after the mounting Open the domestic ventilation unit as described in section 4 6 Remove the plug from the middle air connection by pushing it upwards from the inside see fig 4 10 Inside the bypass ai...

Page 25: ...wall at a height of about 1 5 m There the controller is able to detect the circulat ing ambient air clearly and unimpeded from furniture curtains or other external influences The position should be selected so that neither air drafts from the door or the window nor heat sources such as radiators chimney wall TV or solar irradiation may directly influ ence the controller A connection with the venti...

Page 26: ...accidents electric installation can only be carried out by a qualified expert techni cian The remote control is connected to the domestic venti lation unit via a two core cable Communication is done via a 2 pole eBUS The eBUS connector is sized to ac commodate wiring of 2 x 0 75 mm2 recommended It is possible to interchange the connections without affect ing communication This connection is at the...

Page 27: ...X 2 X 5 X 6 X 17 X 7 X 8 Switch 1 Alarm input Alarm output Switch 2 BUS connection 0 10 V Control signal analog Mains connection M Control signal Control signal Analog PC connection Error In Err Out D O H Switch 2 0 10 V Hz Gnd 0 10 V Hz Gnd Bus N L 230 V N L N L Switch 1 white white white red blue white white white white white 1 2 1 2 D O H Freh air fan Exhaust air fan 1 6 2 7 3 8 4 5 9 10 Fig 4 ...

Page 28: ...is undone with an external potential free switching contact break contact both fans will be switched off On the display of the remote control you will find the message LOCK e Danger Risk of fatal electric shock from touching live connections Pull the mains plug before starting to work on the device Remove the unit front cladding as described in section 4 6 Now place the 2 core cable minimum 0 35 m...

Page 29: ...Start Up The start up and the operation of the unit as well as in struction to the user must be done by a competent per son Please note that the device can only be started up if all ventilation pipes of the device are connected and the entire device is closed As part of the start up it is necessary to adjust the do mestic ventilation unit The domestic ventilation units are delivered ex factory wit...

Page 30: ...hown on the re mote control display Alarm output is closed Click POL1 POL2 No function Table 5 1 Functions in the Installer Level continued Action Display Meaning Click C AIR Set volume flow correction recoVAIR VAR 275 3 350 3 Default setting in 0 0 Min in 50 50 Max in 50 50 Adjustment of the set volume flow for fresh air in order to produce a slightly negative pressure in the building At low temp...

Page 31: ...econds to reset the control ler to the default setting As soon as the display lights up twice the controller is completely re set to its default settings This means that you will have to perform all individual settings again 5 1 5 Setting from the Week to the Day Mode The remote control is factory set to a week program It may be switched if required to the day mode Press the F button for 10 second...

Page 32: ...ed personnel The functional operation of the domestic ventilation unit requires it to be serviced once per year This includes the following Check the general condition of the unit Remove any dirt and soiling at the unit Clean or replace soiled filters Clean the condensate outlet and check if the duct is free Clean soiled fans Check the function of the unit the remote control and the bypass 6 1 Rem...

Page 33: ...ger back into the unit Take care that the heat exchanger correctly fits into the guide rails at the top and bottom of the housing and that it is not installed off centre a Caution The heat exchanger must be flush with the front side of the EPP body A protruding heat exchanger can cause leakages and condensate escape 6 3 Cleaning the Condensed Water Drain To clean the condensation water drain first...

Page 34: ... of the unit Check that the unit casing is correctly closed Insert the mains plug into the plug socket and start the unit Check the correct function of the unit Check the correct function of the remote control 6 6 Spare Parts and Accessories In order to continuously ensure the correct function of the Vaillant unit and not to change series production status it is absolutely mandatory only to use ge...

Page 35: ...on not activated or set days for summer mode expired Incorrect positioning of the temperature sensor Flap position and or motor for bypass defective Defective bypass motor wiring In the programming level of the remote control set or acti vate the bypass function Correctly position the temperature sensor Check the flap position and the motor and if required re place them Check that the plug to the ...

Page 36: ...e EAI Err Temperature sensor exhaust air Temperature sensor defective interrupted or short circuited Wiring interrupted Contact Vaillant Customer Service EAO Err Temperature sensor discharge air Temperature sensor defective interrupted or short circuited Wiring interrupted Contact Vaillant Customer Service SAO Err Temperature sensor fresh air Temperature sensor defective interrupted or short circu...

Page 37: ...rk under warranty shall never cause an extension of the warranty period This warranty shall only cover material or manufactur ing defects The warranty shall not be applicable to such faults or defects caused due to improper installation commissioning handling and use insufficient mainte nance or intervention by unauthorised persons The warranty shall become void if such work is executed to the app...

Page 38: ...60 of max air volume flow W 55 165 m3 h 61Pa 85 165 m3 h 61Pa Power consumption at max air volume flow W 175 275 m3 h 170Pa 295 350 m3 h 265Pa Minimum power consumption W 21 30 Maximum power consumption W 210 350 Maximum current consumption A 0 77 1 29 Protection class IP X2 IP X2 Standard Assessment Procedure SAP Table 9 1 Technical data for the domestic ventilation unit 9 2 Remote Control Descri...

Page 39: ...xhaust air Fresh air System characteristic Recommended design range Air 2 Fig 9 1 Performance diagram recoVAIR VAR 275 3 Air 1 Air 2 High 500 600 400 300 200 100 0 0 25 50 75 100 125 150 175 200 225 250 275 300 325 350 375 400 Pa m3 h Exhaust air Fresh air System characteristic Recommended design range Air 2 Fig 9 2 Performance diagram recoVAIR VAR 350 3 Technical data 9 ...

Page 40: ...10 Templates 10 1 Templates Start up measuring report Fresh air flow Room Grille louvre size 1 measurement 2nd measurement 3rd measurement Total Exhaust air flow Room Grille louvre size 1 measurement 2nd measurement 3rd measurement Total 10 Templates ...

Page 41: ...41 Installation Manual recoVAIR 3 0020062918_03 10 2 Template Filter replacement report Date Operating hours next change Name Templates 10 ...

Page 42: ...Installation Manual recoVAIR 3 0020062918_03 42 10 3 Template Hygiene check report Date Operating hours opt Impression filter Visual check of the unit swept clean Name 10 Templates ...

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Page 44: ...0020062918_03 GB 062009 Subject to alterations ...