NuAire MRXBOX-ECO Series Installation Manual Download Page 9

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15. 12. 21. Document Number  672005

Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.uk

MRXBOXAB-ECO3B-AE(-D)

Installation Manual

7.0 WARRANTY

The 5 year warranty starts from the day of delivery and includes parts 
and labour for the first year. The remaining period covers replacement 
parts only.

This warranty is void if the equipment is modified without 
authorisation, is incorrectly applied, misused, disassembled, or not 
installed, commissioned and maintained in accordance with the details 
contained in this manual and general good practice.

The product warranty applies to the UK mainland and in accordance 
with Clause 14 of our Conditions of Sale. Customers purchasing from 
outside of the UK should contact Nuaire International Sales office for 
further details.

Failure to maintain the unit as recommended will invalidate the 
warranty.

8.0 END-OF-LIFE  AND RECYCLING

Where possible Nuaire use components which can be largely recycled 
when the product reaches its end-of-life:

Fans, motors, controls, actuators, cabling and other electrical 
components can be segregated into WEEE recycling streams.

Sheet metal parts, aluminium extrusion, heating/cooling coils and 
other metallic items can be segregated and fully recycled.

EPP, plastic ducting, nylon corner pieces, plastic heat exchangers, 
packaging material and other plastic components can be 
segregated into mixed plastic and widely recycled.

Cardboard packaging, wood, and other paper components can be 
largely recycled or fully processed in energy from waste centres.

Filter Disposal: Cardboard framed filters should be fully processed 
in energy from waste centres, contact your local civic amenity site 
/ household waste recycling centre regarding metal / wire framed 
filters.

Remaining Items can be further segregated and processed in 
accordance with the zero waste hierarchy. Please call After Sales 
Support for further information on items not listed above.

Ensure that Nuaire product is made safe from any electrical / water 
/ refrigerant supplies before dismantling commences. This work 
should only be undertaken by a qualified person in accordance with 
local authority regulations and guidelines, taking into account all 
site based risks.

9.0 AFTER SALES AND REPLACEMENT PARTS

For technical assistance or further product information, including spare 
parts and replacement components, please contact the After Sales 
Department.

If ordering spares please quote the serial number of the unit together 
with the part number, if the part number is not known please give a full 
description of the part required. The serial number will be found on the 
identification plate attached to the unit casing.

Telephone 02920 858 400 

[email protected]

Technical or commercial considerations may, from time to time, 

make it necessary to alter the design, performance and dimensions 

of equipment and the right is reserved to make such changes without 

prior notice.

6.0 MAINTENANCE

It is important that maintenance checks are recorded and that the 
schedule is always adhered to, in all cases, the previous report should 
be referred to.

6.1 Routine Maintenance

Clean all areas of unit and treat any areas of corrosion.

Check all access doors for leakage and if necessary locks should be 
adjusted and any replacement gasket materials should be replaced 
as required. 

Any drain trays should be cleaned and repaired if necessary. 

6.2 Every 3 Months 

Ensure condensate drains are cleaned clear and that water can 
flow freely from unit.

6.3 Annually 

Thoroughly inspect the unit and its components for corrosion, 
acting immediately to treat/restore any damaged areas. 

All electrical terminals within the unit should be tightened. 

Check all earth connections. 

6.4 Filters

Filters are to be inspected every 6 months and replaced every 12 
months (or sooner if required). 

Failure to do so may impair the 

performance and energy efficiency of this unit.

 A flashing LED 

(Section 5.3) will indicate that a filter change is required. This indication 
repeats every 12 months and will turn off automatically after 5 Days.

Remove the filter covers on the front panel of the unit by gripping the 
two circular tabs either end of the filter covers and pulling away from 
the unit. The filter can now be extracted by pulling the black removal 
loop on the front edge of the filter. Once the filters have been inspected 
return or replace them as necessary. 

 

19 

Removing Filter Covers

 

Outer enclosure cover

MVHR unit cover

Filter

Heat Exchanger

Filter cover

Summary of Contents for MRXBOX-ECO Series

Page 1: ...dren shall not play with the appliance Cleaning and user maintenance shall not be carried out by children 1 1 Hazard Symbols REFER TO INSTRUCTION MANUAL Read and understand the installation and mainte...

Page 2: ...label Allow a minimum of 360m in front of the MRXBOXAB ECO3B The fan must be installed indoors on a suitable wall away from direct sources of frost heat and water spray or moisture generation For a v...

Page 3: ...drain pipe with min 5o fall running to SVP Valve in ceiling Unit weight 56kG 6 Non Solid Wall Mounted Unit Installation 3 3 Condensate Drain The MVHR unit inside the enclosure is fitted with a straigh...

Page 4: ...1 25 29 Notes 1 In addition the minimum ventilation rate should be no less than 0 3 l s per m of internal floor area This includes all floors e g for a two story building add the ground and first floo...

Page 5: ...isture 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 ai...

Page 6: ...r Valve mounted unit Nuaire wall MVHR DRAIN Condensate drain uninsulated drain pipe with min 5o fall running to SVP Insulated extract duct 3 9 2 Rectangular Ducting 13 Typical Rectangular Ducting Arra...

Page 7: ...iring installation via a fused isolator in accordance with current IEE wiring regulations 4 2 Wiring Diagrams 4 2 1 Unit Serving Kitchen And Bathroom 15 Wiring Diagram Unit Serving Kitchen And Bathroo...

Page 8: ...Adjustment This product contains an internal humidity sensor fitted into the air flow extracting from the wet rooms When the unit senses that the humidity exceeds the set point the unit will boost to...

Page 9: ...ulations and guidelines taking into account all site based risks 9 0 AFTER SALES AND REPLACEMENT PARTS For technical assistance or further product information including spare parts and replacement com...

Page 10: ...10 15 12 21 Document Number 672005 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOXAB ECO3B AE D Installation Manual NOTES...

Page 11: ...11 15 12 21 Document Number 672005 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOXAB ECO3B AE D Installation Manual NOTES...

Page 12: ...12 15 12 21 Document Number 672005 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOXAB ECO3B AE D Installation Manual NOTES...

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