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Read this manual carefully before using the product and keep it in a safe place for reference as 
necessary.  
This product was constructed up to standard and in compliance with regulations relating to 
electrical equipment and must be installed by technically qualified personnel. 
The manufacturer assumes no responsibility for damage to persons or property resulting from 
failure to observe the instructions contained in this manual. 

1 Index 

1

2 Precautions 

2

3 Product information 

3.1 General 

3.2 Dimensions and Weight 

3

  3.3 Connections 

3.4 Space required 

3

  3.5 Rating label 

4

4 Transport and Storage 

4

5 Installation 

5.1 Unpacking 

5.2 Where/how to install 

5.3 Installation 

5

  5.4 Electric Connections 

7

6 Commissioning 

6.1 Setting Fan speed 

6.2 Before Starting the System 

9

7 Operation 

10 

7.1 User Menu on CTRL-DSP 

11 

7.2 Installer Menu on CTRL-DSP 

13 

7.3 Additional functionalities 

16

8 Maintenance and service 

17

   8.1 Components list 

17 

8.2 Description of Components 

17 

8.3 Maintenance 

18 

8.4 Service 

18 

8.5 Trouble shooting 

20 

 

1 INDEX

Installation Manual (installer & user) 
QR550ABP
Heat Recovery Ventilation Unit

Summary of Contents for QR550ABP

Page 1: ...oduct information 2 3 1 General 2 3 2 Dimensions and Weight 3 3 3 Connections 3 3 4 Space required 3 3 5 Rating label 4 4 Transport and Storage 4 5 Installation 4 5 1 Unpacking 4 5 2 Where how to install 4 5 3 Installation 5 5 4 Electric Connections 7 6 Commissioning 8 6 1 Setting Fan speed 8 6 2 Before Starting the System 9 7 Operation 10 7 1 User Menu on CTRL DSP 11 7 2 Installer Menu on CTRL DS...

Page 2: ...e used for applications other than those specified in this manual The device is not intended for use by persons including children with reduced physical sensory or mental capacities or those with a lack of experience and knowledge unless they have been given supervision or instruction concerning use of the device from a person responsible for their safety Children should be supervised to ensure th...

Page 3: ...8 799 861 62 549 123 3 2 Dimensions mm and Weight 3 3 Connections Fig 3 a Connections in LEFT orientation Intake air from outside Exhaust air to outside Supply air to inside Extract air from inside Winter condensation drainage Summer condensation drainage A B D C F E LEFT Connections from and to outside are set on the left side of the unit front view DEFAULT RIGHT Connections from and to outside a...

Page 4: ...asing display etc It should be covered so that dust rain and snow cannot enter and damage the unit and its components 5 Installation This section describes how to install the unit correctly The unit must be installed according to these instructions 5 1 Unpacking Verify that the unit and eventual accessories delivered is according to order before starting the installation Any discrepancies from the...

Page 5: ...ow s to the drainage hole s in the opening at the bottom of the unit in case close and seal the non used hole with the 2 supplied plugs one each side of the hole Make sure of water and air tightness of all connections It is necessary to use a U bend or similar in the condensation drainage pipe The water drainage connections can be made either through the holes at the bottom side of the casing or t...

Page 6: ...ons SLAVE input 1 10V J2 jumper for SLAVE mode AC power supply Heat output max 250Vac 5A Dehumidifier output max 250Vac 5A Boost momentary switch BST IAQ input Air Quality i e SEN CO2 HY input i e SEN HY CTRL DSP Inputs commands N 1 AC supply connector N 3 on off inputs volt free contacts two for ambient sensors named HY IAQ and one for boost momentary switch named BST N 1 1 10V analog input named...

Page 7: ...88 9 1 39 86 9 1 67 0 50 20 30 94 2 0 02 89 3 0 85 1 0 81 5 0 78 2 0 0 60 20 40 95 0 11 91 0 18 87 3 0 23 83 8 0 24 80 4 0 23 0 70 20 50 95 8 0 2 92 5 0 36 89 5 0 5 86 8 0 62 84 2 0 72 10 50 20 40 94 0 89 3 0 85 1 0 81 5 0 78 2 0 10 60 20 50 94 0 89 3 0 85 1 0 81 5 0 78 2 0 10 70 20 60 94 8 0 04 90 4 0 05 86 1 0 05 82 0 03 78 2 0 35 60 26 50 94 1 0 89 4 0 85 4 0 81 8 0 78 5 0 35 70 26 55 95 8 0 08...

Page 8: ...3m Intake 83 65 70 73 62 58 53 47 84 51 Supply 81 65 65 66 57 51 42 33 81 45 Extract 80 63 66 68 60 54 45 34 78 47 Exhaust 78 65 70 71 62 59 53 45 80 50 Breakout 81 69 67 69 62 56 48 36 82 48 80 Lw dB SOUND POWER OCTAVE BAND Lp dB A 63 125 250 500 1 K 2 K 4 K 8K Tot 3m Intake 73 61 67 69 59 56 50 43 75 47 Supply 72 61 63 65 56 50 41 31 74 43 Extract 73 60 63 65 57 51 42 31 74 44 Exhaust 73 61 66 6...

Page 9: ...C key to exit and go back to the previous menu OK key to enter the selected menu to go DOWN with the menu selection to go UP with the menu selection to power off the ventilation unit shows error alarm see point 7 3 to check the type of error this symbol shows if the bypass is active this symbol shows that ANTI FROST is active this symbol shows that the IAQ input is activated i e CO2 this symbol sh...

Page 10: ...0 a m fixed period of time the sensor logic described above is ignored the sensors have no effect and the unit runs at selected speed Mode selection Holiday HOLIDAY mode Holiday is flashing press OK to select The unit works at HOLIDAY speed Press ESC or wait for about 60 sec to go back to the operation screen Mode selection OFF OFF mode OFF is flashing press OK to select The fans are switched off ...

Page 11: ...have no effect and the unit runs at the selected continuous speed OFF is flashing use or to chance to ON Press OK to select The factory setting DEFAULT is OFF User menu 1 Mode Selection 2 Boost 3 Boost Duration 4 Reset FILTER Alarm 5 Night Mode 6 Installer menu It allows to select the Installer menu Press OK to enter the Installer menu Press ESC to go back to the previous menu Enter installer menu...

Page 12: ...Bypass operation parameters Press OK to enter Use or to choose Desired Temperature Tmax Free Heating Tmin Free Cooling For definitions see Bypass paragraph 7 3 Press OK to select The setting ranges are Desired Temperature 15 C 30 C Tmax Free Heating 25 C 30 C Tmin Free Cooling 15 C 20 C Use or to increase or decrease the temperature Press OK to select Press ESC to go back to the previous menu The ...

Page 13: ...d 2 speed 3 or Holiday Press OK to select The setting ranges are speed 1 10 80 speed 2 20 90 speed 3 60 100 Holiday 10 40 Use or to increase or decrease the speed percentage Press OK to select Press ESC to go back to the previous menu The factory settings DEFAULT are speed 1 40 speed 2 70 speed 3 100 Holiday 20 Installer menu 6 Heating Threshold 7 Dehumidification 8 Speed Setting 9 Airflow Balanci...

Page 14: ...previous menu It allows to restore all the factory settings default Press OK to enter Press OK to confirm It allows to set the LCD contrast Press OK to enter Use or to increase or decrease the contrast Press OK to confirm It shows the internal functional parameters of the unit Press OK to enter Press ESC to go back to the previous menu Installer menu 11 Filter Alarm interval 12 Working Hours Count...

Page 15: ...ted Fig 7 a E004 thermistor T12 broken disconnected Fig 7 a E005 thermistor T21 broken disconnected Fig 7 a E006 thermistor T22 broken disconnected Fig 7 a E007 dehumidifier alarm BST INPUT E008 CTRL DSP internal error NOTE the controller board verifies the presence of CTRL DSP periodically if CTRL DSP is absent or faulty the unit works in 3V mode at speed 1 default condition ANTI FROST Intake Fan...

Page 16: ...are life time lubricated and maintenance free It is possible to easily disconnect and replace the fans if necessary Filters The filters are of filter quality G4 for both the supply air and extract air filter In addition an F7 Filter is supplied at the air intake The filters need to be cleaned regularly and replaced when polluted during maintenance New sets of filters can be acquired from your inst...

Page 17: ...heir maintenance may differ per situation depending on the internal and external environmental conditions Press FILTER button Fig 7 b to reset the Filter Alarm Filters must be replaced every year Clean the heat exchanger every year with a vacuum cleaner This may differ per situation depending on internal and external environmental conditions and on frequency of filter cleaning fig 8 f j k Clean th...

Page 18: ...Fig 8 m Fig 8 l Fig 8 i Fig 8 h Fig 8 n Fig 8 o Fig 8 k Fig 8 j Fig 8 l ...

Page 19: ...an fan impellers Cleaning required 2 Check that the fans are firmly in place within the unit Excessive air noise 1 Check setting of fan speed on the CTRL DSP controller supplied 2 Check grilles and diffusers Re setting or cleaning of grilles and diffusers required Gurgling noise 1 Drainage parts have not been installed correctly 2 Drain connection below the unit has a too low water level fill it u...

Page 20: ...n2 Control typology Local demand control Central demand control Manual control no DCV o1 Maximum internal leakage rate 0 8 o2 Maximum external leakage rate 0 5 p1 Internal mixing rate N A p2 External mixing rate N A q Visual filter warning Visual filter warning on display r Instructions to install regulated grilles N A s Internet address for pre disassembly instructions www aerauliqa com t Airflow...

Page 21: ...21 NOTES ...

Page 22: ...22 NOTES ...

Page 23: ...23 NOTES ...

Page 24: ...le Registeredoffice viaCorsica10 25125Brescia C F e P IVA VAT 03369930981 REA BS 528635 Tel 39 030 674681 Fax 39 030 6872149 www aerauliqa it info aerauliqa it Aerauliqa srl reserves the right to modify make improvements to products and or this instruction manual at any time and without prior notice ...

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