11
30. 06. 20. Document Number 671957
Nuaire |
Western Industrial Estate
|
Caerphilly
CF83 1NA
nuaire.co.uk
MRXBOXAB-ECO5-AE
Installation Manual
NOTES
Page 1: ... This unit must be earthed Ducting must be securely fixed with screws to the spigot to prevent access to live parts Duct runs terminating close to the fan must be adequately protected by suitable guards If the supply cord is damaged it must be replaced by the manufacturer its service agent or similarly qualified persons in order to avoid a hazard Precautions must be taken to avoid the back flow of...
Page 2: ...r months 1 2 3 Airflow Through unit Standard Unit Airflow Through OH unit Opposite Hand Unit Transport Fixings 3 0 MECHANICAL INSTALLATION 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 Ens...
Page 3: ...ceiling but as a minimum should be a least 2m high Fix the mounting bracket to the wall Figure 3 and use the wall mounted bracket to mount the unit on Figure 5 25 25 704 crs 9 1 dia 30 94 94 33 3 3 Condensate Drain The MVHR unit inside the enclosure is fitted with a straight coupling to allow 21 5mm overflow pipe not supplied to be attached using solvent cement the pipe should be passed through th...
Page 4: ... all other bedrooms This should be used as the default value If a greater level of occupancy is expected add 4 l s per occupant Any air intake terminal must be installed in accordance with the appropriate regulation As a guide the 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 I...
Page 5: ...sture 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 MRXBOX unit due to natural migration of warm air 3 8 Dimensions 11 Unit Dimensions 754 5 2 7 525 5 5 227CRS 1...
Page 6: ...sulated Insulated supply duct Top of ceiling void Air supply to bedrooms in ceilings via Air Valve mounted unit Nuaire wall MVHR DRAIN Condensate drain uninsulated drain pipe with min 5o fall running to SVP Insulated extract duct 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 MV...
Page 7: ...when the cover is re fitted 16 17 18 Unit Serving Kitchen Unit Serving Kitchen And Bathroom Unit Serving Kitchen And Two Bathrooms MAINS 230V 50Hz N L 3 Position Switch Ancillary code MRXBOX95 3SWITCH Blue Green yellow Brown Black Supply cord from unit Grey L 1 2 Fuse 5A MAINS 230V 50Hz N L 3 Pole Isolator 3 Position Switch Ancillary code MRXBOX95 3SWITCH Blue Green yellow Brown Black Supply cord ...
Page 8: ...nit Control On Front Panel Standard Configuration Only Unit Control On Front Panel Standard Configuration Only 5 2 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 speed setting has been triggered by an external source such as an ES PIR2 etc HX Bypass AB ...
Page 9: ...f 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 21 Removing Filter Covers 7 0 WARRANTY The 5 ye...
Page 10: ...10 30 06 20 Document Number 671957 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOXAB ECO5 AE Installation Manual NOTES ...
Page 11: ...11 30 06 20 Document Number 671957 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOXAB ECO5 AE Installation Manual NOTES ...
Page 12: ...12 30 06 20 Document Number 671957 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOXAB ECO5 AE Installation Manual NOTES ...
