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Meltem User Manual M-WRG

1. Never use acidic corrosive or abrasive cleaning agents 12 Troubleshooting Error Cause Remedy Ventilation unit is not running Ventilation unit is in safe mode Switch the ventilation unit off after an EMC fault wait 15 seconds then switch on Installation error Have the wiring checked by a qualified electrician Faulty switch motor or control Check by a qualified electrician ler After a long stoppage or when Switch the ventilation unit off starting up for the first time the and on again servomotor is not powered by Air flaps do not open after switching on the electronic circuit Air flap range of motion is Carefully remove the foreign blocked by foreign bodies bodies remove the cover if plaster polystyrene etc necessary see 10 3 1 Re move cover from ventilation unit on page 20 Ventilation unit starts to chirp Filter is dirty Change the filter see 10 3 at intervals Filter change on page 19 The ventilation unit frequently activates the frost protection function Meltem Warmeriickgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com E _ gt Operating instructions M WRG S ventilation unit standard unit el e VENTILATION amp HEAT RECOVERY Space for notes Meltem W rmer ckgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com
2. 14 6 RUIES TOFCOMECL ISAS csc ee ee ie ee er E 14 6 1 GENEAN een een 14 6 2 Operation in high atmospheric humidity_ 200220022200220 Bene nnnn nenne nenn nnnnennnnnnnne nennen 14 6 3 Operation at cold times of year u022u02200020n0nnnonnnnonnnn nano nenn anne nenne nenn nnnnennnnnnnne nennen 15 6 4 Eee ee ee ee er 15 7 Controls on the ventilation unit iiesascunecaanane sans anna end anna 16 8 SN UD icc cc cs ee sess swe aes ee ee ee 16 8 1 Check ventilation unit before switching on for first time cece ceccceeeeeeeeeeeeseeeeeeeeeees 16 Meltem Warmeriickgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com _ Operating instructions M WRG S ventilation unit standard unit Mel dB A VENTILATION amp HEAT RECOVERY 8 2 Switch on the Ventilation unit ccc ceeecseeeseeeeeeeeeteeeeeeeteeeteeeeeeeseeeeeeeseeeseeeseeeeeeaeeses 16 8 3 CHECK POSITION of GIP HADS sun nennen 17 9 Operating the ventilation unit uu 2uu02200020000000n0n0nnnnunnnnun nun nnnnnnnnnnnnn nun nun nnne 18 9 1 Set ventilation level ON stepping switch 22uu22u0ssnennnennnennnennnnnnnnnnennnnnnnnn san nnnn nennen 18 9 2 FIOSUDIOlSCHOM TUNCUON ass een erg 18 10 Filter maintenance anne Genen enden nee nee ann isr nem iear ans enner nn 19 10 1 CROCE OIIO ee een Ser ee 19 102 Ordening iler seen ee 19 103 Fit erchange csp ce eee
3. Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com O En Operating instructions R M WRG S ventilation unit standard unit Weil qa ANN VENTILATION amp HEAT RECOVERY 2 Safety instructions This manual contains notes that you must follow for your own personal safety and to avoid injury and damage to property They are highlighted by warning triangles and are shown as follows ac cording to the level of danger 2 1 Hazard classification DANGER The signal word designates a hazard with a high degree of risk which if it is not avoided will result in death or severe injury The signal word designates a hazard with a medium degree of risk which if it is not avoided will result in death or severe injury The signal word designates a hazard with a low degree of risk which if it is not avoided could result in minor or moderate injury NOTE A note as used in this manual contains important information about the product or about a part of the manual to which particular attention should be paid 2 2 Notes on using the ventilation units safely Fire protection gt Follow the requirements of the general building control approval from the Deutsches Institut f r Bautechnik DIBt approval number Z 51 3 138 when planning and install ing the unit Operation with fireplaces An additional safety device underpressure or differential pressure monitor is need e
4. filter cartridges Meltem Warmeriickgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com E _ gt Operating instructions M WRG S ventilation unit standard unit Mel dB VENTILATION amp HEAT RECOVERY 10 3 1 Remove cover from ventilation unit gt Using both thumbs press the two latches item 1 in Fig 13 on the bottom of the ventilation unit The cover will come away gt At the same time push your index fingers into the gap between the cover and hous k ing and lift the cover up from the housing A d Fig 13 Remove cover from the ventilation unit 10 3 2 Remove filter gt Turn the filter ring item 1 in Fig 14 using the hand grip item 2 in Fig 14 anti clockwise until the arrow on the filter ring item 3 in Fig 14 lines up with the arrow at the removal position item 4 in Fig 14 gt Pull the filter ring together with the extract air filter out of the ventilation unit gt Turn the filter cover item 6 in Fig 14 using the hand grip item 7 in Fig 14 anti clockwise until the arrow item 8 in Fig 14 on the filter cover lines up with the arrow at the removal position item 9 in Fig 14 gt Pull the filter cover together with the sup ply air filter out of the ventilation unit gt Detach the extract air filter from the filter ring gt Detach the supply air filter from the filter cover gt Clean the filter ri
5. installation kit or ventilation unit Repairs were carried out incorrectly The ventilation unit was operated without a filter The warranty does not cover wearing parts such as filters 3 2 Liability The manufacturer s liability shall not apply in the following cases The installation kit was not installed as described in the installation manual The ventilation unit was not installed as described in the installation manual Genuine Meltem parts were not replaced with genuine parts Unapproved changes were made to the installation kit or ventilation unit Repairs were carried out incorrectly The ventilation unit was operated without a filter 4 Dimensions 409 Fig 3 Dimensions of the M WRG S ventilation unit in millimetres Meltem Warmeriickgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com E Operating instructions M WRG S ventilation unit standard unit Structure and function Overview of the modules Ventilation unit cover attached Designation Housing Cover Stepping switch for three power levels intensive ventilation level Mains switch Ventilation unit cover removed Designation Supply air opening with air flap Supply air filter with filter cover Intermediate plate Network connection cover Supply air hood Extract air filter with filter
6. lo Fig 15 Insert filter NOTE 10 3 4 The ventilation unit will not work as well if the filter ring or filter cover is not inserted cor rectly Allergy filters and activated charcoal filters may only be used as supply air filters Attach cover to ventilation unit Hold the cover item 1 in Fig 16 of the ventilation unit with both hands and tilt the top edge of the cover towards the ventila tion unit Insert the tabs item 2 in Fig 16 of the cover into the openings item 3 in Fig 16 on the top of the ventilation unit Lightly press the bottom edge of the cover against the ventilation unit until you hear the cover snap in place Meltem W rmer ckgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com a2 BE hz Operating instructions M WRG S ventilation unit standard unit Mel VENTILATION amp HEAT RECOVERY 11 Cleaning A WARNING gt Switch off the power to the ventilation unit before cleaning gt When cleaning make sure that no moisture penetrates into the inside of the housing gt Never use a high pressure cleaner steam cleaner or steam jet The ventilation unit is made of high quality plastic and requires little care gt Wipe the outer surfaces from time to time with a soft damp cloth Use mild soapy water A commercially available plastic cleaner can be used for particularly stubborn dirt NOTE gt
7. nan es ciate acetic eters nee ERRE O EEEIEE 19 10 3 1 Remove cover from ventilation unit cc ecceccesceseeeseeeeeeeeeeeeeeeeseeeeeeeeeeeeeeeeesseeteeees 20 103 2 Remove fiter ee ee EAA ee nee ee 20 10 3 3 Insert new filters ccccnanansenenannnnnnnnannunnnnnnnnnnnnnnnnnnnnnennnnnnnnnnnnnnnnne nennen ne nennnnnnenannnennenen 21 10 3 4 Attach cover to ventilation unit uu2u2unreneennennnnnnnnnnnnnnnnnnnnn nn nun nennen nenn nenne nen nenne nennen 21 11 8 7 21 2 eee ene ene eee E eee eee ee ee eee 22 12 IrTOUDIESNOGLUNG uses nenne een ee 22 Meltem W rmer ckgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling Operating instructions M WRG S ventilation unit standard unit Mel qa VENTILATION amp HEAT RECOVERY Meltem W rmer ckgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling Operating instructions M WRG S ventilation unit standard unit Mel dB VENTILATION amp HEAT RECOVERY 1 Introduction 1 1 Notes on the operating instructions A These original operating instructions contain important information that should be followed when setting up and using the M WRG S ventilation unit gt Read all the instructions carefully before starting up the ventilation unit to avoid possible risks and mistakes gt When assembly is complete give these instructions to the home owner caretaker or prop erty man
8. nennen aan ren ee sanieren 9 2 1 Hazard CAS SECM OR sree en ee 9 2 2 Notes on using the ventilation units safely_ uusssuensseseneensnnnnnnnnnnnennnenennnnnnnnnnennnenenn 9 2 3 Notes on using the ventilation units _ 2022002400ennnennnnnnnnnnnnnnnnnn nenn nenenennnenenenennnennnennn 10 2 4 CSCO USS ee ae een ee ee Tr nenn era 10 3 Warranty and liability scdecancesicrsacanscouaecsverteuetcanietesduersussseastudannuceedecnevussensasseuctisuabeciastcauess 11 3 1 VU a E E ee 11 3 2 LaDy sersa een 11 4 DimensSionS success ale 11 5 Structure and function z 2u202000an0nnn0nnunnnunnnunnnunnnnn nun nun nun nun nun nun nnnnnnunnnnnnnnnnn 12 5 1 Overview Of the modules u2220222022200snennnenenennnennnennnennnn nenn nnnennnnnnnennnnnnennnennnnsnnn nennen 12 5 1 1 Ventilation unit cover attached 20220022002002n0nnnonnonnnsnnnnnnnnnnnnnonnennnnnnnnnnnnnennnnnnen 12 5 1 2 Ventilation unit cover removed u22002s02ssennonnnnnnnnnnnnnennnnnnennnnnnennunnnnnnnnnnnenennn nenn nenn 12 3 1 3 Guter wall terminal nennen nu 12 5 2 Description of the functions _ u2220022002nssnnesnnnsnnnnnnn nenn nun nenn nenn nenn nnnennnennnennne nee nennen 13 5 2 1 How the M WRG ventilation unit workS_ 222u22sussseessesnnennnennnennnennnennnennnn nenn nenn nnnennnennn 13 5 2 2 How the cross flow plate heat exchanger workS__ uesssuesssenennenenenennenennnnnnennnnnnnnenennnnen
9. ring Extract air opening with air flap Outer wall terminal Designation Opening for drawing in outdoor air Opening for blowing out exhaust air Meltem W rmer ckgewinnung GmbH amp Co KG Am Hartholz 4 D 82239 Alling info meltem com www meltem com 12 a Wwe TE Meltem VENTILATION amp HEAT RECOVERY SE t2 Fig 4 Ventilation unit cover attached Fig 5 Ventilation unit cover removed Fig 6 Outer wall terminal VENTILATION THE RIGHT WAY Operating instructions M WRG S ventilation unit standard unit Mel dB A VENTILATION amp HEAT RECOVERY 5 2 Description of the functions 5 2 1 How the M WRG ventilation unit works The supply air fan item 5 in Fig 8 transports outdoor air item 7 in Fig 7 through the supply air filter item 2 in Fig 8 and cross flow plate heat exchanger item 3 in Fig 8 into the interior as supply air item 4 in Fig 7 The extract air fan item 4 in Fig 8 extracts the extract air item 3 in Fig 7 from the interior In the extract air filter item 1 in Fig 8 the extract air is cleaned guided through the cross flow plate heat exchanger and carried outside as exhaust air item 8 in Fig 7 The supply air and extract air fans each transport the same volume of air The pressure in the inte rior remains practically constant Item Designation 1 M WRG ventilation unit 2 Internal wall side 3 Extract air 4 Supply air 5 Exte
10. the ventilation unit A pending filter change is signalled audibly roughly 2 to 3 weeks in advance As the time for the filter change approaches the intervals between the audible warnings shorten The filters must be changed when the warning signal occurs every hour and lasts for one second This long warning period allows the user to order replacement filters in good time No tools are needed to change the filters 10 1 Choice of filter There are several filter classes available for the M WRG S ventilation unit Part no Designation Filter type Filter class Application 5571 M WRG FS Standard filter for sup G4 Normal use ply air and extract air 5572 M WRG FA Allergy filter for supply For people with allergies air only 5573 M WRG FK Activated charcoal filter M6 For outdoor air polluted by for supply air only cars industry domestic fuel etc 10 2 Ordering filters You can order replacement filters from your fitter or at www ersatzfilter de or using the QR code on this page opao m iy www ersatzfilter de 10 3 Filter change NOTE gt Always replace filters in pairs at least once per year and ideally before the period of cold weather The permeability of both filters affects the efficiency and power consumption of the ventilation unit gt Always switch the ventilation unit off at the mains switch for the filter change Otherwise the open air flaps will make it impossible to remove and insert the
11. unit in continuous operation The constant ventilation creates a good and healthy atmosphere in the room gt Adapt the air flow through the ventilation unit to take account of the air load created by cooking washing ironing visitors showers sauna etc gt Set the ventilation unit so that the relative humidity ranges between 40 and 65 Peo ple feel most comfortable within this range 6 2 Operation in high atmospheric humidity NOTE gt In the summer months ventilate cellars and similar rooms only during the night Otherwise condensation from the atmospheric humidity can cause damage due to damp on the cold walls Meltem Warmeriickgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com O Operating instructions M WRG S ventilation unit standard unit Atel dB VENTILATION amp HEAT RECOVERY 6 3 Operation at cold times of year NOTE gt During cold times of year run the ventilation unit in continuous mode Energy saving motors and an innovative controller ensure a very low power con sumption even in continuous mode roughly 3 8 W at the lowest level Continuous removal of moisture from the interior is only guaranteed in continuous mode The condensate is only routed outside in continuous mode gt In the following cases run a 10 minute ventilation burst at maximum power level regularly if there is high atmospheri
12. Meltem VENTILATION amp HEAT RECOVERY dp HOME VENTILATION WITH HEAT RECOVERY A M WRG S ventilation unit O standard unit O Y A N Z Lone eg Part no 5302 00 01 06 2015 EN Meltem W rmer ckgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling Operating instructions M WRG S ventilation unit standard unit Mel dB VENTILATION amp HEAT RECOVERY Contents 1 IN OQUCLON ze en ee AA 5 1 1 Notes on the operating instructions 022u0 000 000nnno non nun nun nun nnnn nenn nenn nnnn anne name nano nnnennn 5 1 2 DESSEN OU ON a ee ne re A E ee 5 1 3 TALGELGLOUP ass ee ee ee 6 1 4 EC Declaration of Conformity una 6 1 5 General building control approval for Germany cccceccceccesececeeeeceeeeeeeseeesaueeseeeeseees 6 1 6 INANE in E ee E E N T 1 7 TECHNICAL CANA een nee T Tefal ElecmiecalConnecloh as ee ee ee EEEE ee T E72 Dimensions and WENI sorecirreroeip rn EE E T T 23 No Ceme TON ee Eee ee T 1 24 WIL DIO DCIS re tena a EAEE E SSE T7 1 59 CaS ee N eee 8 LEO EINEN oae E T ewan Be E E A E EE 8 1 8 OS ee E E E A E ee 8 1 9 Environmentally friendly disposal cccecceeceseceeeeesseeeeeeeeeeeeeeeeeteeeteeessesseeeseeeeaeeneeenseesaes 8 1 19 FSCVWISIONWIGO sanre ee E era 8 1 11 Explanation of the symbols used 2022202220ssnesnnennnennnennnennnennnennnennnennnennnnnne san snnn nennen 8 2 Safety instructions xeccdgeq cee car unseren een
13. ager gt These instructions are part of the product Keep the instructions in a safe place for future reference A WARNING gt Follow ALL danger and warning instructions and notes on precautionary measures gt Read section 2 Safety instructions on page 9 carefully 1 2 Description These instructions describe how to set up and operate the decentralised ventilation unit M WRG S see Fig 1 Fig 1 M WRG S ventilation unit M WRG S stands for Meltem heat recovery standard unit Home ventilation expertise extending back over 30 years has been incorporated into this product from Meltem Warmeruckgewinnung Using windows for ventilation particularly during periods of cold weather is now a thing of the past Meltem Warmeriickgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling eee _ S Operating instructions M WRG S ventilation unit standard unit Mel dB VENTILATION amp HEAT RECOVERY This ventilation unit brings in outdoor air fully automatically and heats it by recovering heat from the air that is extracted Outdoor air and extract air are routed in separate ducts through a cross flow plate heat exchanger see section 5 2 2 on page 14 You save on heating costs increase your living comfort and are kind to the environment by reducing CO emissions A filter also re moves pollen dust and other impurities from the outdoor air The ventilation units are designed for continuou
14. ate Meltem W rmer ckgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling eee haz Operating instructions R M WRG S ventilation unit standard unit Weil qa ANN VENTILATION amp HEAT RECOVERY 1 6 Nameplate You will find the nameplate on the intermediate plate on the inside of the housing see item 2 in Fig 2 on page 6 1 7 Technical data 1 7 1 Electrical connection Operating voltage 230 VAC Mains frequency 50 Hz Power consumption 3 8 34 W Power consumption in relation to the air volume 0 17 W m h at 30 m h flow Maximum current consumption 0 16 A Connecting cable NYM J 3 x 1 5 mm IP rating IPX1 IPX4 with protective cap on mains switch optional must be installed at the factory 1 7 2 Dimensions and weight Unit dimensions excluding air connectors 409 mm x 388 mm x 196 mm H x W x D see also Fig 3 on page 11 Visible unit depth when surface mounted 196 mm Visible unit depth when flush mounted 66 mm Outdoor air exhaust air connectors DN 100 Weight Approx 8 1 kg 1 7 3 Noise emission Sound pressure level L flush mount 15 5 46 5 dB A A 10 m Sound pressure level L surface mount 19 46 dB A A 10 m Sound insulation D flush mount surface mount 50 50 dB 1 7 4 Unit properties Air flow 15 100 m h Heat recovery efficiency Up to 76 Leakage 0 1 Meltem Warmeriickgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartho
15. c humidity in the interior if you need to switch off the ventilation unit This will remove any condensate that is present in the ventilation unit gt Maintain the temperature in bedrooms at 16 C to 18 C or more This temperature is also more healthy for the people in the bedrooms Do not run the ventilation unit at room temperatures below 15 C and particularly not at low external temperatures below 5 C Otherwise the ventilation unit will constantly activate the frost protection function or switch off altogether The higher the interior temperature the bigger the buffer for operating the ventilation unit and for heat recovery 6 4 Filter gt Never run the ventilation unit without filters gt Always use genuine Meltem filters These are precisely matched to your M WRG venti lation units ensure minimal pressure losses and will ensure a long service life from your ventilation units gt For hygiene reasons replace both filter cartridges at least 1x every year ideally before the period of cold weather gt Observe the audible filter change indicator and replace the filters as necessary Meltem Warmeriickgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com O Operating instructions M WRG S ventilation unit standard unit Mel dB VENTILATION amp HEAT RECOVERY 7 Controls on the ventilation unit Item Designation Mains switch Ven
16. d to monitor operation when M WRG ventilation units are used in conjunction with fireplaces gt Follow the requirements of the German Fire Code FeuVo when planning and install ing the unit gt Contact the local chimney sweep before the end of the planning phase gt Have the chimney sweep approve the operation of the ventilation unit Installation in wet areas The following rules from DIN VDE 0100 701 702 IEC 60364 7 701 apply to installation in wet areas Protection zone 0 and 1 The unit must NOT be installed in these areas Protection zone 2 The unit may be installed in this area if the mains switch is covered with a protective cap The protective cap must be installed at the factory Meltem Warmeriickgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com wm En Operating instructions M WRG S ventilation unit standard unit Mel VENTILATION amp HEAT RECOVERY gt You will need to include the mains switch protective cap M WRG SN part no 5430 when you order the ventilation unit Other zone The unit may be installed in this area Build up of icicles and ice patches at low temperatures The heat recovery process in our ventilation units causes condensation This condensa tion is dissipated to the outside via the exhaust air pipe When external temperatures drop below 0 C this can cause a build up of icicles at the out
17. drooms playrooms living rooms bathrooms basement workshops offices consulting rooms etc The ventilation unit is installed in a perpendicular position in the external wall Any different or more extensive usage will be regarded as contrary to the intended use The intended use also includes compliance with all the notes in the operating instructions The ventilation unit must not be operated without a filter The ventilation unit s functions may be impaired or the unit may be damaged in rooms with a lot of dust e g model making or corrosive gas emissions e g blueprint shop cleaning For any use contrary to the intended use Meltem W rmer ckgewinnung GmbH amp Co KG shall accept no liability for any damage that may occur and offers no warranty that the components will work perfectly and correctly Meltem W rmer ckgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com E Operating instructions M WRG S ventilation unit standard unit Atel dB VENTILATION amp HEAT RECOVERY 3 Warranty and liability 3 1 Warranty The following cases shall invalidate the warranty The installation kit was not installed as described in the installation manual The ventilation unit was not installed as described in the installation manual Genuine Meltem parts were not replaced with genuine parts Unapproved changes were made to the
18. er stoppage follow the steps below gt Switch the ventilation unit off gt Wait at least 15 seconds gt Switch the ventilation unit on again The air flaps should open fully If this is not the case repeat the above steps Meltem Warmeriickgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com _17 Operating instructions M WRG S ventilation unit standard unit Mel VENTILATION amp HEAT RECOVERY 9 Operating the ventilation unit 9 1 Set ventilation level on stepping switch Using the stepping switch item 2 in Fig 10 on page 16 for three power levels and a time limited intensive ventilation level you can select the required air flow Switch position Air flow 15 m h Il 30 m h III 60 m h Switching sequence II I 100 m h intensive ventilation level 15 min Selecting switching sequence I Il on the stepping switch within two seconds results in 15 minutes of intensive ventilation at maximum power level 100 m h The ventilation unit then resumes operation at the previously set ventilation level You can cancel intensive ventilation while it is running by selecting switching sequence I II I again 9 2 Frost protection function The ventilation unit is equipped with a frost protection function In low outdoor temperatures the ventilation unit automatically switches to frost protection mode gt Do not switch the vent
19. er wall terminals and ice patches on the ground Starting and using the ventilation unit gt Do not start up the ventilation unit until it is fully installed gt Always make sure that the cover is closed and locked in place before using the venti lation unit 2 3 Notes on using the ventilation units This unit may be used by children from 8 years old and by persons of restricted physical sensory or mental abilities or persons lacking experience and knowledge if they are super vised or have been instructed in how to use the unit safely and understand the associated hazards Do not allow children to play with the unit Cleaning and user maintenance must not be carried out by children unless they are supervised gt Follow the regulations applicable in your country concerning the age from which peo ple may be permitted to operate the ventilation unit The ventilation unit must always be freely accessible for operation and maintenance gt Make sure that the ventilation unit is not blocked obstructed or covered when the room is subsequently decorated and furnished otherwise it cannot be used and it will not be possible to replace the filter gt Make sure that the supply and extract air openings are not blocked obstructed or covered when the room is subsequently decorated and furnished 2 4 Intended use The ventilation unit is intended for supplying air to and extracting air from living and recrea tion rooms be
20. ilation unit off in the winter Note section 6 Rules for correct usage on page 14 How it works extract from the building control approval Z 51 3 138 To prevent the heat exchanger from icing up there is a temperature sensor fitted on the exhaust air side for constantly monitoring the temperature If the exhaust air temperature drops below 2 C the motor controller gradually changes the supply air and or extract air volume flow according to the fan level so that the proportion of extract air is increased This causes the temperature to rise on the exhaust air side When an exhaust air temperature of 4 C is maintained for a period of 3 minutes the unit switches back to the previous operating state If a temperature of 2 C is not achieved on the exhaust air side despite increasing the proportion of extract air e g because the room has cooled down the extract air and supply air fans are switched off As soon as a value of 4 C is identified at the exhaust air temperature sensor Ventilation mode is resumed at the fan level that was set before it was switched off Meltem Warmeriickgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com wm En Operating instructions R M WRG S ventilation unit standard unit Weil qa ANN VENTILATION amp HEAT RECOVERY 10 Filter maintenance The level of soiling of the round filter cartridges is automatically monitored by
21. lz 4 D 82239 Alling info meltem com www meltem com m u Operating instructions M WRG S ventilation unit standard unit Mel VENTILATION amp HEAT RECOVERY 1 7 5 Unit features Output control 3 levels intensive ventilation level Supply air extract air fan EC direct current motor radial fan Heat exchanger Cross flow plate heat exchanger Filter change indicator depends on the level of Audible soiling of the filter Condensate drainage Via exhaust air pipe no condensate trap required Fully automatic cover flap control when switching Yes On Off and if the power fails Frost protection function Yes 1 7 6 Filter Designation Filter class Filter area Standard filter 0 36 m Allergy filter optional 0 32 m M6 Activated charcoal filter optional 0 12 m 1 8 Storage gt Store the ventilation unit in its original packaging in a dry place where the temperature ranges between 0 C and 40 C 1 9 Environmentally friendly disposal The ventilation units must not be disposed of in the residual waste bin et gt Dispose of the ventilation unit in accordance with the electronic waste disposal regu lations that apply on site 1 10 Revision index Manual Edition 2nd edition Operating instructions M WRG S ventilation unit 06 2015 EN 1 11 Explanation of the symbols used gt This symbol indicates an action to be taken This symbol indicates a list Meltem W rmer ckgewinnung GmbH amp
22. m Operating instructions M WRG S ventilation unit standard unit N Produktion berwacht N Sicherheit gepr ft Meltem VENTILATION amp HEAT RECOVERY E Melten E LUFTUNG amp WARMERUCKCEWINNUNG W er ckgew innung GmbH amp Co KG Warm M WRG S K Z 51 3 138 We have checked the content of this publication for conformity with the unit described in it There may nevertheless still be differences so we cannot guarantee complete accuracy The information in this publication is regularly checked and any necessary corrections are made in the subsequent edi tions Copyright Meltem W rmer ckgewinnung GmbH amp Co KG Meltem Warmeruckgewinnung GmbH amp Co KG Am Hartholz 4 D 82239 Alling Germany Tel 49 0 8141 404179 0 Fax 49 0 8141 404179 9 Internet www meltem com Email info meltem com Meltem W rmer ckgewinnung GmbH amp Co KG Am Hartholz 4 D 82239 Alling info meltem com www meltem com DA We reserve the right to make changes Go to Meltem download area VENTILATION THE RIGHT WAY
23. ng and filter cover with a 6 damp cloth ifthey are dirty see section M 11 Fig 14 Remove filter Meltem W rmer ckgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com O Operating instructions M WRG S ventilation unit standard unit Mel dB 10 3 3 gt gt VENTILATION amp HEAT RECOVERY Insert new filters Carefully guide the extract air filter into the ventilation unit Make sure that the filter slides into the four retaining tabs item 1 in Fig 15 on the back wall of the ventilation unit Place the filter ring on the extract air filter Make sure that the filter ring lies flat on the intermediate plate item 2 in Fig 15 Make sure that the filter ring is oriented so that the arrow on the filter ring item 3 in Fig 14 on page 20 lines up with the arrow for the removal position item 4 in Fig 14 on page 20 Turn the filter ring clockwise until the ar row on the filter ring item 3 in Fig 14 on page 20 lines up with the arrow for the locking position item 5 in Fig 14 on page 20 Insert the new supply air filter Repeat the steps described for the extract air filter Check the position of the filter ring and filter cover The hand grips must be vertical and the arrows on the filter ring and filter cover must line up with the arrows for the locking position see Fig 14 on page 20 ma AA fm AAAAAAAA AA 4
24. rnal wall side 6 Outer wall terminal T Outdoor air 8 Exhaust air Fig 7 How the ventilation unit works Item Designation 1 Extract air filter 2 Supply air filter 3 Cross flow plate heat exchanger A Extract air fan WZ 5 Supply air fan A Fig 8 Components for air exchange Meltem W rmer ckgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com 13 Operating instructions M WRG S ventilation unit standard unit Neil dB VENTILATION amp HEAT RECOVERY 5 2 2 How the cross flow plate heat exchanger works The warm extract air item 5 in Fig 9 drawn in from the interior is routed through the chambers of the cross flow plate heat exchanger item 1 in Fig 9 and heats them The cooled extract air is carried to the outside as exhaust air item 3 in Fig 9 At the same time the cold outdoor air that is drawn in item 2 in Fig 9 is routed through the cham bers of the cross flow plate heat exchanger which are separate from the extract air and is heated The separate chambers prevent the outdoor air and extract air from mixing The heated outdoor air is routed into the interior as supply air item 4 in Fig 9 Item Designation 1 Cross flow plate heat exchanger 2 Outdoor air 3 Exhaust air 4 Supply air 5 Extract air How the cross flow plate heat exchanger works 6 Rules for correct usage 6 1 General Run the ventilation
25. s operation and can be both surface mounted and flush mounted The ventilation units are low maintenance but regular filter changes are impor tant A stepping switch on the M WRG S ventilation unit is used to set three different power levels and a time limited intensive ventilation level It therefore allows you to adapt the air flow to your needs 1 3 Target group These operating instructions are intended for users of the ventilation unit They do not require any special prior knowledge 1 4 EC Declaration of Conformity The ventilation unit described below Type M WRG S Part number 5010 manufactured by Meltem W rmer ckgewinnung GmbH amp Co KG Am Hartholz 4 82239 Alling conforms to the regulations and standards listed in the EC Declaration of Conformity provided 1 5 General building control approval for Germany A valid building control approval from the Deutsches Institut f r Bautechnik DIBt must be gg obtained for the ventilation unit before it is in i A aala A2ORAAA AU stalled in Germany This approval can be provided B i upon request or can be downloaded from our web p site at www meltem com waermerueckgewinnung downloads see also the QR code on the back page of these instructions The approval number is Z 51 3 138 see item 1 in Fig 2 gt For installation outside Germany the national regulations applicable in your A A country should be followed a Fig 2 Approval number and namepl
26. tilation unit On O Ventilation unit Off 2 Stepping switch for 3 power levels Power level 15 m h Power level Il 30 m h Power level Ill 60 m h Intensive ventilation level Switching sequence Il 100 m h 15 min Fig 10 Controls on the ventilation unit 8 Starting up 8 1 Check ventilation unit before switching on for first time gt Check the ventilation unit for damage gt Check that the openings for extract air and supply air are unobstructed 8 2 Switch on the ventilation unit gt Switch the ventilation unit on at the mains switch item 1 in Fig 10 on page 16 After approx 10 seconds the air flaps on the extract air and supply air openings open Meltem Warmeriickgewinnung GmbH amp Co KG VENTILATION THE RIGHT WAY Am Hartholz 4 D 82239 Alling info meltem com www meltem com m Operating instructions M WRG S ventilation unit standard unit Mel e VENTILATION amp HEAT RECOVERY 8 3 Check position of air flaps NOTE gt Check the position of the air flaps see Fig 11 and Fig 12 on the extract air and supply air openings Both air flaps will be closed if the ventilation unit is switched off or without power see item 1 in Fig 11 Both air flaps open when you switch on see item 1 in Fig 12 Fig 11 Air flaps closed Fig 12 Air flaps open NOTE If the air flaps do not open fully after switching on for the first time or after a long

Meltem User Manual M-WRG

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