Nibe ERS 20, User Manual

Page 1: ...UHB EN 2127 3 331817 USER MANUAL HRV unit NIBE ERS 20 LEK ...

Page 2: ...LEK Knob LEK ...

Page 3: ...le products 9 ERS 20 An excellent choice 10 2 The heating installation the heart of the house 11 HRV unit function 12 Maintenance of ERS 20 16 3 Disturbances in comfort 16 Troubleshooting 18 4 Technical data 19 5 Glossary 23 Contact information 3 Table of Contents NIBE ERS 20 Table of Contents ...

Page 4: ...ply air 7 1 4 2 Vent heat exchanger ERS 7 2 11 5 C 4 C lowest extract air temp bypass at excess temperature F Series Set Fact sett Name No 75 fan sp exhaust air 5 1 5 60 fan sp supply air 5 1 6 5 C 4 C exhaust supply air module lowest extract air temp bypass at excess temperature 5 3 12 NIBE ERS 20 Chapter 1 Important information 4 1 Important information ...

Page 5: ...by certified that the installation has been carried out in accord ance with the instructions in the Installer manual and applicable regula tions _________________________ Signed __________________ Date 5 Chapter 1 Important information NIBE ERS 20 ...

Page 6: ...lay with the appliance Cleaning and user maintenance shall not be made by children without supervision This is an original manual It may not be translated without the approval of NIBE Rights to make any design or technical modifications are reserved NIBE 2021 SYMBOLS Explanation of symbols that may be present in this manual NOTE This symbol indicates danger to person or machine Caution This symbol...

Page 7: ...Serial number The serial number can be found at the top left LEK Serial number LEK Caution You need the product s serial number for servicing and support 7 Chapter 1 Important information NIBE ERS 20 ...

Page 8: ...Compatible products S SERIES SMO S40 VVM S320 VVM S325 S1155 S1255 F SERIES SMO 40 VVM 310 VVM 320 VVM 325 VVM 500 F1145 F1155 F1245 F1255 F1345 F1355 NIBE ERS 20 Chapter 1 Important information 8 ...

Page 9: ...ass A are integrated in the HRV unit Low noise level The HRV unit has a very low noise level Easy to install The HRV unit is easy to install together with a NIBE heat pump or indoor module During installation the HRV unit is connected to the main product which enables you to read off the HRV unit s values in the main product s display 9 Chapter 1 Important information NIBE ERS 20 ...

Page 10: ...ºC 0 ºC 18 ºC 22 ºC 1 2 Outdoor air Extract air Supply air Exhaust air A E B D C NIBE ERS 20 Chapter 2 The heating installation the heart of the house 10 2 The heating installation the heart of the house ...

Page 11: ...o the HRV unit via the building s ventilation system using a fan A In the HRV unit the air releases heat energy and the temperature drops significantly The cold air is then blown out of the building B Outdoor air The outdoor air is transferred to the HRV unit via the building s ventilation system C In the HRV unit the air absorbs the heat energy and the temperature is raised D A fan blows the heat...

Page 12: ...eaned regularly with for example a small brush to maintain the correct ventilation The device settings must not be changed NOTE If you take down more than one ventilation device for cleaning do not mix them up Replacing the air filter The filters in ERS 20 are of a type that should not be cleaned they have to be replaced instead These must be replaced regularly although how often depends of factor...

Page 13: ...of a turn 3 Remove the covers 4 Pull out the filter cassettes 5 Check the condition of the filters andreplace if needed 6 Carry out assembly in reverse order Even if the filters look clean dirt collects in them and this affects the efficiency of the filters For this reason replace them after approx 1 years New filters can be ordered via a dealer for NIBE Exhaust air filter Coarse 65 Supply air fil...

Page 14: ... negative pressure in the unit which will then prevent the condensation water from running out 1 Check that the condensation drain and the water seal are not clogged with dirt 2 Pour approx one litre of water into the water seal 3 Check that the water runs through unobstructed Cleaning the heat exchanger Check the heat exchanger every other year and clean if necessary Avoid contact with the fins C...

Page 15: ...the metal rail is positioned on the same side so that the heat exchanger is angled in the same direction as previously when reinstalling LEK Heat exchanger 15 Chapter 2 The heating installation the heart of the house NIBE ERS 20 ...

Page 16: ...n product is running and that the supply cable to ERS 20 is connected Group and main fuses of the accommodation The property s earth circuit breaker LOW OR A LACK OF VENTILATION Level monitor tripped Checking the condensation water drain and water seal Filters blocked Replace the filters The ventilation is not adjusted Order ventilation adjustment Closed too much choke or blocked ventilation devic...

Page 17: ...NG VENTILATION Filters blocked Replace the filters The ventilation is not adjusted Order ventilation adjustment Closed too much choke or blocked ventilation device Check and clean ventilation valves see page 12 Fan speed in forced mode S series Enter the main product s menu 1 2 1 and select Normal F series Enter the main product s menu 1 2 and select normal External switch for changing the fan spe...

Page 18: ...Detailed technical specifications for this product can be found in the in stallation manual nibe eu NIBE ERS 20 Chapter 4 Technical data 18 4 Technical data ...

Page 19: ...e in the various rooms of the accommodation to ERS 20 EXHAUST AIR DEVICES Vents usually in the ceiling in the kitchen bathroom clothes closet where the air is drawn in to be forwarded to ERS 20 EXTRACT AIR The air from which the ERS 20 has retrieved heat and thereby cooled This air is blown out of the house HEAT EXCHANGER Device that transfers heat energy from one medium to another without mixing ...

Page 20: ...SUPPLY AIR DEVICE Valves usually in the ceiling where the heated supply air is blown out and aids in heating up the accommodation NIBE ERS 20 Chapter 5 Glossary 20 ...

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Page 23: ... 29223 Celle Tel 49 0 5141 75 46 0 info nibe de nibe de NIBE Energy Systems France SAS Zone industrielle RD 28 Rue du Pou du Ciel 01600 Reyrieux Tél 04 74 00 92 92 info nibe fr nibe fr NIBE Energy Systems Oy Juurakkotie 3 01510 Vantaa Tel 358 0 9 274 6970 info nibe fi nibe fi NORWAY NETHERLANDS GREAT BRITAIN ABK Qviller AS Brobekkveien 80 0582 Oslo Tel 47 23 17 05 20 post abkqviller no nibe no NIB...

Page 24: ...E Energy Systems All product illustrations facts and data are based on the available information at the time of the publication s approval NIBE Energy Systems makes reservations for any factual or printing errors in this publication 331817 WS name Gemensamt WS version a904 WS release date 2021 07 09 15 06 Publish date 2021 08 11 05 58 ...