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LAB1283R, Issue 2, Apr 2017

 

 

 

Page 4 

 

 

Contents 

 

1.1  Overview   

 

 

 

 

 

 

 

 

Page 6 

 

1.2  Physical specification   

 

 

 

 

 

 

Page 8 

 

1.3  Main features 

 

 

 

 

 

 

 

 

Page 8 

 

 

1.3.1  Thermal bypass   

 

 

 

 

 

 

Page 8 

 

1.3.2  Frost protection   

 

 

 

 

 

 

Page 9 

 

 

2.0

 

Installation 

 

 

 

 

 

 

 

 

 

Page 9 

 

 

2.1  Overview   

 

 

 

 

 

 

 

Page 9 

 

2.2  Preparation   

 

 

 

 

 

 

 

Page 9 

 

2.3  Fitting the condensate drain kit  

 

 

 

 

Page 10 

 

2.4  Ducting guidelines  

 

 

 

 

 

 

Page 11 

 

3.0  Electrical   

 

 

 

 

 

 

 

 

Page 12 

 

 

3.1  Overview   

 

 

 

 

 

 

 

Page 12

 

 

4.0  Commissioning   

 

 

 

 

 

 

 

Page 14 

 

 

4.1  Overview   

 

 

 

 

 

 

 

Page 14 

 

4.2  System balancing   

 

 

 

 

 

 

Page 14 

 

5.0  User control interface (Bluebrain) operation  

 

 

 

Page 15 

 

 

5.1 Time and date setting  

 

 

 

 

 

 

Page 16 

5.2 Pre-commissioning 

 

 

 

 

 

 

 

Page 17 

5.3 Commissioning 

 

 

 

 

 

 

 

Page 17 

5.4 Automatic thermal bypass activation/inactivation 

 

 

Page 18 

5.5 Automatic humidity controlled boost activation/inactivation  

Page 19 

5.6 Filter reminder adjustment/inactivation    

 

 

 

Page 19 

5.7 Frost protection trigger temperature adjustment  

 

 

Page 19 

5.8 Delay-on timer activation/deactivation    

 

 

 

Page 20 

5.9 Delay-off timer activation/deactivation

    

 

 

 

Page 20 

5.10 Setting the automatic summer bypass operating temperature   Page 21 

5.11 Setting the optional duct-heater operating temperature (°C)  

Page 21 

5.12 Setting the humidity activated boost switching level (% RH)  

Page 22 

5.13

 

Programming  

 

 

 

 

 

 

 

Page 22 

5.14 Filter check reminder  

 

 

 

 

 

 

Page 23 

5.15 Default interface factory settings  

 

 

 

 

Page 24 

 

6.0  Maintenance 

 

 

 

 

 

 

 

 

Page 26 

 

6.1  Routine maintenance 

 

 

 

 

 

 

Page 26 

 

 

 

 

 

 

LAB1283R, Issue 2, Apr 2017

 

 

 

Page 29 

 

 

8.0  Warranty 

 

LIMITED TWO YEAR WARRANTY  

In the event that any problem or fault develops with the product due to faulty materials or 

workmanship during the two year period beginning on the date on which you purchased the 

product then subject to the various limitations and exclusions as detailed below, Domus will as 

soon as reasonably possible 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 claim under this warranty, then please contact Domus using one of the 

following methods: 

 

Tel: +44 (0)3443 715523 

 

Website: www.domusventilation.co.uk 

 

 

The above warranty does not apply to nor cover the repair of any problem or fault with the 

product which arises as a result of: (a) failure to install, operate, maintain and/or repair the 

product or any associated parts and components (including any ducting) using reasonable skill 

and care and in accordance with the instructions provided with it (unless the original installation, 

maintenance or repair which gave rise to the problem or fault was carried out by or on the behalf 

of Domus in which case this exclusion will not apply); (b) use of the product for any purposes 

other than those for which it is designed; (c) modifications made to the product by anyone other 

than Domus or its approved contractors; (d) deliberate damage; and/or (e) damage caused by 

fire, flood or other water damage, explosions, rust or corrosion. 

Domus may carry out the repair or replacement of the product itself or using an approved sub-

contractor but will always remain liable to you for the acts or omissions of any such sub-

contractor as if those were the acts or omissions of Domus itself. 

 

 

Where you have purchased the product acting in your capacity as a consumer then the above 

warranty is offered by Domus in addition to and is not intended to affect or lessen those statutory 

rights which you became entitled to as a consumer when you purchased the product. In the UK 

you can find out more about your rights as a consumer by visiting the website of the Citizen’s 

Advice Bureau (

http://www.adviceguide.org.uk/england/consumer_e.htm

). 

 

 

 

V E N T I L A T I O N

V E N T I L A T I O N

Содержание HRX2D

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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