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15. 12. 21. Document Number  671985

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

MRXBOXAB-ECO2B-AE(-D)

Installation Manual

7.0 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.

Isolation - Before commencing work make sure that the unit, 
switched live and control are electrically isolated from the mains 
supply and switched live supply.

7.1 Routine Maintenance

Nuaire recommend that filters are inspected every 6 months and 
replaced every 12 months. A flashing LED (Section 6.2) 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 removal loop on 
the front edge of the filter. Once the filters have been inspected return 
or replace them as necessary. 

Inspect the heat exchanger every 5 years. Generally check for damage 
and security of components. Refit cover.

 
 

 

Outer enclosure cover

MVHR unit cover

Filter

Heat Exchanger

Filter cover

19 

Filter Removal

8.0 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.

9.0 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, used filters and other paper 
components can be largely recycled or fully processed in energy 
from waste centres.

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.

10.0 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.

The supply cable must be replaced by an electrically competent 
person. 

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.

Содержание MRXBOXAB-ECO2B-AE

Страница 1: ...een 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 maintenance shall not be carried out by children 1 1 Hazard Symbols REFER TO INSTRUCTION MANUAL Read and understand the installation and maintenance manual before installing operating or maintaining this product 1 2 Impo...

Страница 2: ...TION 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 with the current I E E Regulations or the appropriate standards Ensure that the mains supply Voltage Frequency and Phase complies with the rating label Please allow a minimum of 350mm in front of the e...

Страница 3: ...ple 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 using the mounting bracket provided Ducting in the ceiling void Side view of unit mounted on the block wall in a cupboard using MVHR DRAIN the wall brackets Condensate drain uninsulated drain pipe with...

Страница 4: ...he BS5440 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 of the requirements of this standard when installing through the wall supply air ducting 3 6 Ventilation Flow Rates 3 6 1 ADF 2010 Extract Ventilation Rates Room Min high rate Min low rate Kitch...

Страница 5: ...t 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 706 1 1 6 448 ...

Страница 6: ...ain 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 to outside via air brick Minimum distance as specified in building regulations Intake air from outside via air brick All duct between MVHR unit and atmosphere to be insulated Insulated supply duct ...

Страница 7: ...nly as the connections in Figure 14 are factory fitted The unit is pre wired with a 2 metre fly lead 4 2 Wiring Diagrams 4 2 1 Unit Serving Kitchen Bathroom Optional Controls For further information regarding optional controls contact Nuaire on 02920 858 400 Disconnection from the supply mains must be incorporated within the fixed wiring in accordance with the wiring regulations and shall have a m...

Страница 8: ...e unit will boost to that set by the commissioned boost speed The set point can be found behind the front panel of the unit Figure 17 and is at its least sensitive when turned fully clockwise The sensor is measuring humidity from all the wet rooms at the same time and should not be relied on to solely boost the unit Additional switch should be used local to the wet rooms Section 4 2 Adjustment onl...

Страница 9: ...nternational Sales office for further details Failure to maintain the unit as recommended will invalidate the warranty 9 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 aluminiu...

Страница 10: ...10 15 12 21 Document Number 671985 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOXAB ECO2B AE D Installation Manual NOTES ...

Страница 11: ...11 15 12 21 Document Number 671985 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOXAB ECO2B AE D Installation Manual NOTES ...

Страница 12: ...12 15 12 21 Document Number 671985 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOXAB ECO2B AE D Installation Manual NOTES ...

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