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04. 12. 20. Document Number  671824

Nuaire | 

Western Industrial Estate 

Caerphilly 

CF83 1NA 

|

 

nuaire.co.uk

MRXBOX(AB)-ECO2-AE

Installation Manual

3.8 Pre Commissioning MRXBOX MVHR Units

MRXBOX units are designed to ventilate the whole dwelling and must 
not be used during site construction or the clean-up period. Cement 
and plaster dust can be abrasive and can affect fan performance 
and reliability. Please ensure that the filters are checked prior to 
commissioning to ensure there is no build-up of dust or debris.

While the property is drying out, very high moisture levels are likely 
to occur. Therefore it is advisable that if the installation and building 
works are complete the unit is left running. If the building works are 
not complete please close the air valves or cover up the air valves to 
prevent condensation forming in the ductwork and the MRXBOX95 
unit due to natural migration of warm air.

3.9 Dimensions

11 

Dimensions

70 6

1

1

6

448

55

172 CR S

144

417 CR S

=

=

Ø125.0

UNIT WEIGHT = 45Kg

if ancillary distribution box (DB-ECO2) is to be used refer to documentation 

supplied with DB-ECO2 as requirements will differ.

142  

142

N

N)

Condensate drain 

connection

(opposite hand 

configuration)

Condensate drain connection

on centre line of unit

Condensate drain 

connection (standard 

configuration)

Summary of Contents for MRXBOX-ECO2-AE

Page 1: ...unless they have been given supervision or instruction concerning the safe use of the appliance by a person responsible for their safety Children shall not play with the appliance Cleaning and user m...

Page 2: ...ON Installation must be carried out by competent personnel in accordance with the appropriate authority and conforming to all statutory governing regulations All mains wiring must be in accordance wit...

Page 3: ...e Collar 9 Condensate Drain MVHR DRAIN Condensate Drain Uninsulated Drain Pipe With Min 5 Fall Running To SVP 3 2 1 Solid Wall Mounting Recommended The MVHR unit fixed to a solid wall construction usi...

Page 4: ...40 series of British Standards deals with this issue and currently states that an air intake must be at a minimum distance of 300mm from a gas boiler balanced flue Installers are advised to be aware o...

Page 5: ...very high moisture levels are likely to occur Therefore it is advisable that if the installation and building works are complete the unit is left running If the building works are not complete please...

Page 6: ...n pipe with min 5 o fall running to SVP Insulated extract duct 12 Typical Ducted Arrangement For A Wall Mounted Unit Using Circular Ducting 3 10 2 Rectangular Ducting Exhaust air from kitchen bathroom...

Page 7: ...panel of the enclosure should be removed by loosening the two screws the Ecosmart cable can then be connected to the underside of the MVHR unit within The cable should be fed through rubber blanking...

Page 8: ...ms 6 3 Status Indication The status of the unit is indicated by a series of LED s on the front cover The variants are listed below The display on the unit control panel will not indicate when a higher...

Page 9: ...ing nylon corner pieces plastic heat exchangers packaging material and other plastic components can be segregated into mixed plastic and widely recycled Cardboard packaging wood used filters and other...

Page 10: ...10 04 12 20 Document Number 671824 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOX AB ECO2 AE Installation Manual NOTES...

Page 11: ...11 04 12 20 Document Number 671824 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOX AB ECO2 AE Installation Manual NOTES...

Page 12: ...12 04 12 20 Document Number 671824 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOX AB ECO2 AE Installation Manual NOTES...

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