Meltem M-WRG/LCD-F, User Manual

Page 1: ...tem Wärmerückgewinnung GmbH Co KG Am Hartholz 4 D 82239 Alling info meltem com www meltem com Order Nr 5302 02 01 06 2011 HOME VENTILATION WITH HEAT RECOVERY Ventilation Units M WRG ZNH F M WRG ZNH FC M WRG LCD F M WRG LCD FC ...

Page 2: ...y only be operated once installed correctly When ventilating basements or similar rooms we advise to be cautious especially during the summer season and warm weather due to the fact that the moisture in the air will condense on cold interior walls and despite ventilation moisture damages can occur Therefore please only ventilate at night during warm weather seasons If you would like to ventilate s...

Page 3: ... 2 1 Boost ventilation 9 3 3 Cross ventilation with two units programs P2 and P3 10 3 4 Humidity regulation program P4 12 3 5 Temperature program P5 13 3 5 1 Temperature program Summer Su 14 3 5 2 Temperature program Automated Heating HA 15 3 5 3 Temperature program Constant Temperature Hc 16 3 6 Air quality regulation program P6 17 4 Filter replacement 18 4 1 Filter selection 18 4 2 Replace filte...

Page 4: ...ase after a building is constructed and the inhabitants have moved in It is not suitable for drying a building during construction or to ventilate a building while interior renovations are in progress A continuously high concentration of dust and or moisture will clog the filters additionally and overwork the automated extraction of condensate Never operate the M WRG ventilation unit without the s...

Page 5: ...arm stale air from the interior and the other fan draws in fresh air from the exterior As the air streams flow through the air ducts of the heat exchanger core heat is transferred from the warm passage to the cold while the airstreams are never combined The cooled stale air is led out and the pre tempered fresh air then streams into the room without causing a draft Stale Air Filter Heat exchanger ...

Page 6: ...ng info meltem com www meltem com 1 3 M WRG ventilation unit overview Supply Air Outlet Stale Air Intake Ring Cover for Stale Air Filter Cover for Supply Air Filter Facade Cover Ventilation Hood Fresh Air Intake Exhaust Air Outlet Cover Display Dual switch Power switch ON OFF 3 level ventilation rate switch ...

Page 7: ...t is undamaged and all air ducts are free of any obstructions 2 1 Display overview The LCD Display will show the following symbols and information depending on the program selected or set up menu 2 2 Control buttons You are able to control and monitor the settings and programs with these buttons Thermostat Only ZNH unit Heating Only ZNH unit Programs Stale air ventilation rate Supply air ventilati...

Page 8: ...entilation rate Change settings After you have started the program you may change the manufacturer s preinstalled settings 1 Press the button for 3 seconds 2 Press the button to enter your preferred continuous ventilation rate du 3 Press the button to save your settings 4 Press the button to be able to change the settings for the boost ventilation rate in 5 Press the button to enter your preferred...

Page 9: ...ntilation mode boost ventilation The display will show the remaining ventilation time in minutes After the countdown is finished the program will automatically switch back to the continuous ventilation mode Start program 1 Repeat steps 1 3 as demonstrated above 2 Press the button for 3 seconds to start the boost ventilation To change the settings for the ventilation rate and duration of the boost ...

Page 10: ...aution This program should not be operated if outside temperatures are below 10 C Under normal conditions the supply air ventilation rate should be equal to the stale air ventilation rate A ventilation rate of VS 00 is not possible with this program Please ensure that the connecting or adjacent doors of the two rooms are open or the gap between doorframe and door is at least 5mm Abbreviations Desc...

Page 11: ...tings 1 Press the button for 3 seconds 2 Press the button to enter your preferred stale air ventilation rate 3 Press the button to save your settings 4 Press the button to be able to change the settings for the supply air ventilation rate 5 Press the button to enter your preferred supply air ventilation rate 6 Press the button to save your settings 7 Press the button to return to the current opera...

Page 12: ... humidity Start program 1 Press the button for 3 seconds to open the program selection menu 2 Press the button to navigate to program P4 3 Press the button to start program P4 4 Press the button to select your preferred ventilation rate Change settings 1 Press the button to be able to change the humidity concentration rF 2 Press the button to select your preferred humidity concentration 3 After 20...

Page 13: ...nds to open the program selection menu 2 Press the button to navigate to program P5 3 Press the button to start program P5 4 Press the button to select your preferred ventilation rate Change settings After you have started the program you may change the manufacturer s preinstalled settings 1 Press the button for 3 seconds 2 Press the button to navigate to your preferred temperature program 3 Press...

Page 14: ...FC will automatically start the temperature program Summer Su when program P5 is started Start program Start program as demonstrated in chapter 3 5 Change settings 1 Press the button to be able to change the continuous ventilation rate du the minimum ventilation rate br or to switch to a different temperature program Pr 2 Press the button to select your preferred continuous ventilation rate 3 Pres...

Page 15: ...ate for this program is 4 Start program Start program as demonstrated in chapter 3 5 HA Automated Heating ON HO Automated Heating OFF Change Settings 1 Press the button to be able to change the temperature 2 Press the button to select your preferred temperature 3 After 20 seconds the thermostat symbol will stop blinking and your settings will automatically be saved The program starts automatically...

Page 16: ...ave the same temperature by additional warming of he supply air To prevent overheating the program limits the supply air temperature to max 21 C Start program Start program as demonstrated in chapter 3 5 Du Continuous ventilation rate Pr Program Change settings 1 Press the button to be able to change the continuous ventilation rate du or to switch to a different temperature program Pr 2 Press the ...

Page 17: ...tration values between 600 1000 ppm are most preferable However the finally achievable air quality depends on outside air conditions Start program 1 Press the button for 3 seconds to open the program selection menu 2 Press the button to navigate to program P6 3 Press the button to start program P6 4 Press the button to select your preferred ventilation rate Change Settings 1 Press the button to be...

Page 18: ...c from entering your home you may choose to install the Activated Carbon Filter F6 only needed for supply air Only use original filters made by Meltem Otherwise Meltem cannot guarantee a smooth operation and will not be held liable for any malfunctions Replacement filters can be ordered at your local HVAC supplier or at www meltem com 4 2 Replace filters No tools are required to replace the filter...

Page 19: ...ventilation unit Make sure the covers sit flat and tight on the cover Repeat this process for both supply and stale air filter caps Note Allergy Filters or Activated Carbon Filters have to be installed as supply air filters 4 2 4 Close unit cover Please ensure the correct positioning of both filter caps before putting the cover back on Grab the cover with both hands Place it onto the unit and inse...

Page 20: ...manual p 7 M WRG ventilation unit does not react to the remote control Check the batteries Replace batteries if necessary Display malfunction Software fault Unplug the M WRG ventilation unit for approximately 30 seconds and then switch it ON again 6 Antifreeze protection In of case low exterior temperatures the M WRG ventilation unit will automatically switch to the antifreeze protection mode Duri...

Page 21: ...it Power cable mm 2 x 1 5 Operating voltage V Hz 230 50 Noise level Lp in dB A 10 m flush mounted 15 5 46 5 Noise level Lp in dB A 10 m surface mounted 19 46 Weight kg aprx 8 1 Air duct diameter mm 100 Ventilation unit dimensions Wx H x D in mm 409 x 388 x 196 Filter class filter surface in m Standard filter G4 0 36 Allergy filter optional F 7 0 32 Activated carbon filter optional F 6 0 12 Fully a...

Page 22: ...view Zuluftbetrieb Abluftbetrieb Temperature program Hold for 3 sec Stale air ventilation Hold for 3 sec Hold for 3 sec Hold for 3 sec Hold for 3 sec Hold for 3 sec Hold for 3 sec Press once Press once Press once Press once Press once Press once Continuous ventilation Humidity regulation Supply air ventilation Air quality regulation ...