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LAB1283R, Issue 2, Apr 2017

 

 

 

Page 2 

 

 

 

 

 

Warnings & Safety Information 

 

IMPORTANT! PLEASE READ THESE INSTRUCTIONS CAREFULLY BEFORE 

COMMENCING INSTALLATION 

 

1. Do not install this appliance in areas where the following may be present or occur: 

 

  Pollution degree 3 or 4 (as defined in EN 60335-1) 

  Excessive oil or a grease laden atmosphere 

  Corrosive or flammable gases, liquids or vapours 

  Be subject to direct water spray  

  Ambient temperatures higher than 50ºC and lower than -25ºC 

  Possible obstructions that may hinder access or removal of the unit 

 

2. This fan 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 maintenance 

shall not be made by children without supervision. 

 

3. All wiring must be in accordance with the current IEE Wiring Regulations BS7671. The 

electrical installation should be inspected and tested by a suitably qualified person after 

completion. 

 

4. The appliance should be provided with a local double pole fused spur fitted with a 3Amp fuse 

and a minimum contact separation of at least 3mm. 

 

5. Ensure that the mains supply (Voltage and Frequency) complies with the rating label. 

 

6. This appliance must be earthed. 

 

7. When installing the appliance, care should be taken not to damage any hidden utilities. 

 

8. The installer is responsible for the installation and electrical connection of the HRX2D system 

on site. It is the responsibility of the installer to ensure that the equipment is safely and securely 

installed and left only when electrically and mechanically safe. 

 

9. All regulations and requirements must be strictly followed to prevent hazards to life and 

property, both during and after installation and any subsequent servicing or maintenance. 

 

All models are IPX2 rated 

 

The HRX2D unit is free from the following substances: 

 

Asbestos 

 

 

Oils containing polychlorinated biphenyl 

 

 

Aluminum wires

 

 

Components containing mercury

 

 

Wood, cotton, silk, ordinary paper, hygroscopic material etc is not used, 

unless impregnated

 

V E N T I L A T I O N

Summary of Contents for HRX2D

Page 1: ...DO NOT SWITCH OFF THE UNIT it is designed to run continuously If the unit is switched off indoor pollutants and moisture levels may increase which could endanger your health or damage your home It is...

Page 2: ...ing Regulations BS7671 The electrical installation should be inspected and tested by a suitably qualified person after completion 4 The appliance should be provided with a local double pole fused spur...

Page 3: ...lations 11 A condensate drain should be installed from the appliance to an appropriate drain location Domus recommend the Domus 297 dry trap and condensate drain kit 12 The condensate drain and associ...

Page 4: ...sible either repair or replace the product during its usual working hours or at Domus discretion provide you with a refund of the purchase price which you paid for the product If you need to make a cl...

Page 5: ...ttle or no air is extracting or supplying through the room valves Check that the filters have been removed from the pre commissioning protective covers Check that the filters are not blocked Check tha...

Page 6: ...el and data fiche 1 1 7 Ancillary items as required Domus 220x90mm rectangular rigid duct system or Domus 150mm rigid duct system or Domus Radial duct system Domus Thermal duct insulation Domus 297 dr...

Page 7: ...LAB1283R Issue 2 Apr 2017 Page 26 LAB1283R Issue 2 Apr 2017 Page 7 DOMUS HRX2D MVHR UNIT USER CONTROL INTERFACE Bluebrain controller V E N T I L A T I O N V E N T I L A T I O N...

Page 8: ...the fresh air supply fan will automatically reduce in speed to approximately 20 of its commissioned setting to reduce the load on your heating system and avoid possible freezing of the heat exchanger...

Page 9: ...to help prevent hazards Installation should only be carried out by a qualified electrician and competent persons in clean dry conditions where dust and humidity are at minimum levels Note we advise in...

Page 10: ...he and buttons to view the selected programme number Factory default is P9 The pre programmed Thermal bypass programmes are shown in the diagram on page 18 Note Each square has a time value of 30 minu...

Page 11: ...ow the health and safety and user instructions supplied with the solvent weld This is particularly important when working in confined spaces 2 3 2 When the threaded socket is secure fit and hand tight...

Page 12: ...a Domus 4411 4411T universal roof terminal should be fitted or a proprietary roof terminal designed for mechanical ventilation with a free area of at least 10 000mm 2 4 10 The stale extract air must...

Page 13: ...he home screen 5 7 Frost protection trigger temperature adjustment From the home screen press and hold SET and COPY simultaneously for 3 seconds Press COPY as required to move to Menu 4 T5 Menu T5 set...

Page 14: ...to a maximum of 99 Factory default 80 Note Low speed cannot be set higher than Boost speed and Boost speed cannot be set higher than Max speed Press SET to record or ESC to discard the settings and re...

Page 15: ...the mains supply and check that the system is operating correctly See also 5 0 User interface 4 1 3 Airflow rates will need to be set at each room s air valve in accordance with the 2010 Domestic Vent...

Page 16: ...the system From the home screen Press DAY The hour text will flash Use the and buttons to set the hour Press DAY The minute text will flash Use the and buttons to set the minute Press DAY The day will...

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