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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 

4

  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 

8

7 Operation 

7.1 User Menu on CTRL-DSP 

10 

7.2 Installer Menu on CTRL-DSP 

12 

7.3 Additional functionalities 

15

8 Maintenance and service 

16

   8.1 Components list 

16 

8.2 Description of Components 

16 

8.3 Maintenance 

17 

8.4 Service 

18 

8.5 Trouble shooting 

19

9 Disposal and recycling 

20

1 INDEX

Installation Manual (installer & user) 
QR280ABP - Heat Recovery Ventilation Unit

Summary of Contents for QR280ABP

Page 1: ...General 2 3 2 Dimensions and Weight 3 3 3 Connections 3 3 4 Space required 4 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 8 7 Operation 9 7 1 User Menu on CTRL DSP 10 7 2 Installer Menu on CTRL DSP 12 7 3 Additional funct...

Page 2: ...er than those specified in this manual This appliance can be used by children aged from 8 years and above and persons with reduced physical sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved Children shall not play with the appliance Cleaning and user...

Page 3: ...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 are set on the right side of the unit front view The factory setting is LEFT E F A B C D ...

Page 4: ...t physical damage that can harm spigots casing 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 th...

Page 5: ...ents see 3 4 The outdoor air grilles if possible be put in the northern or eastern side of the building and away from other exhaust outlets like kitchen fan exhausts or laundry room outlets 5 3 Installation The unit must be installed in the following position It is important that the unit is vertical in order for the condensation drainage to work properly Fig 5 a 517 mm Fig 5 b Fig 5 c Fig 5 d Fig...

Page 6: ... 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 through the opening at the...

Page 7: ...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 8: ...ormance curves for supply air and extract air at different settings of the 0 10V signal to the motors Airflow and consumption refer to one single motor Table 6 b indicates the efficiency of the heat exchanger and of the condensation produced in different climatic conditions to help the installer or the designer of the ventilation system to decide if to connect one or both condensation drainages Hi...

Page 9: ... 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 shows that the HY input is activat...

Page 10: ...s at speed 1 Press ESC or wait for about 60 sec to go back to the operation screen Fig 7 c In case of activation of either HY or IAQ sensor inputs OR logic the unit speed increases by 15 and the sensor related icon or is displayed Once all on off sensors inputs are deactivated the unit reverts back to selected speed In case the user has activated the NIGHT MODE during nocturnal hours from 8 00 p m...

Page 11: ...e boost speed Press OK to select The factory setting DEFAULT is 15 Time options are 15 30 45 60 Time is flashing use increase the time and to decrease Press OK to select User menu 1 Mode Selection 2 Boost 3 Boost Duration 4 Reset FILTER Alarm 5 Night Mode 6 Installer menu It allows to reset the filter alarm after maintenance replacement It can be selected only if the FILTER icon is displayed Fig 7...

Page 12: ...ientation 4 Bypass settings 5 Heating 6 Heating Threshold 7 Dehumidification 8 Speed Setting 9 Airflow Balancing 10 F7 filter 11 Filter Alarm interval 12 Working Hours Counter 13 Save settings 14 Load settings 15 Restore Default Settings 16 Contrast 17 Debug page Use or to select the menu NOTE Menu 6 Heating Threshold displays only if Menu 5 Heating is set on PRE or POST Installer menu 1 Language ...

Page 13: ...t is intalled at intake air side Fig 7 a HEAT output Fig 5 g is activated and heating icon displays on LCD when T21 HEATING THRESHOLD Fig 7 a POST the heating element is intalled at supply air side Fig 7 a HEAT output Fig 5 g is activated and heating icon displays on LCD when T11 HEATING THRESHOLD Fig 7 a Installer menu 6 Heating Threshold 7 Dehumidification 8 Speed Setting 9 Airflow Balancing 10 ...

Page 14: ...humidification 8 Speed Setting 9 Airflow Balancing 10 F7 filter Installer menu 11 Filter Alarm interval 12 Working Hours Counter 13 Save settings 14 Load settings 15 Restore Default Settings It allows to set the Filter Alarm period the system has a timer which activates the Filter warning on the LCD at regular intervals Press OK to enter Use or to choose among 2 3 6 months or OFF Press OK to selec...

Page 15: ... QR280ABP is equipped with a physical bypass which allows to mitigate the heat exchange when the indoor and outdoor temperature combinations are such that the heat exchange is not recommended In this case the Bypass icon is activated on the LCD The parameters Desired Temperature Tmax Free Heating Tmin Free Cooling Installer Menu 4 are to be meant as follows Desired Temperature is the ambient tempe...

Page 16: ...0 The motor bearings 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 The filters need to be cleaned regularly and replaced when polluted during maintenance New sets of filters can be acquired from your installer or wholesaler Heat exchanger...

Page 17: ...D Their 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 WARNING Make sure that the mains supply to the unit is disconnected before performing any installation service maintenance or electrical work L Fig 8 e Fig 8 d Fig 8 c Fig 8 b Fig 8 g Fig 8 f ...

Page 18: ...ental conditions and on frequency of filter cleaning Fig 8 h i j n o p Clean the fans every year with a vacuum cleaner This may differ per situation depending on internal and external environmental conditions and on frequency of filter cleaning Do not move the balance clips of the fan fig 8 h i j f l m 8 4 Service WARNING Make sure that the mains supply to the unit is disconnected before performin...

Page 19: ...lers 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 up with water...

Page 20: ... and electro technical waste disposal collection centres or else send the product back to the retailer when purchasing a new equivalent type device Separate collection of decommissioned equipment for recycling treatment and environmentally compatible disposal helps to prevent negative effects on the environment and on health and promotes the recycling of the materials that make up the equipment Im...

Page 21: ...tral demand control Manual control no DCV o1 Maximum internal leakage rate 1 5 o2 Maximum external leakage rate 1 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 sensitivity to pressure variations N A u In...

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Page 24: ... office via Corsica 10 25125 Brescia C F e P IVA VAT 03369930981 REA BS 528635 Tel 39 030 674681 Fax 39 030 6872149 www aerauliqa com 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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