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05. 02. 21. Document Number  671862

Nuaire | 

Western Industrial Estate 

Caerphilly 

CF83 1NA 

|

 

nuaire.co.uk

MRXBOXAB-ECO3-1ZSW (Standard Hand Unit)

MRXBOXAB-ECO3-1ZOHSW (Opposite Hand Unit)

MRXBOXAB-ECO5-1ZSC (Standard Hand Unit)

MRXBOXAB-ECO5-1ZOHSC (Opposite Hand Unit)

MRXBOXAB-ECO5-1ZSW (Standard Hand Unit)

MRXBOXAB-ECO5-1ZOHSW (Opposite Hand Unit)

Mechanical Ventilation Units with Heat Recovery for Wall Mounting 

Installation Manual

EMC Directive

 

2014/30/EU

LVD Directive

 

2014/35/EU

1.0 SAFETY INFORMATION

• 

The provision of the electrical supply and the connection of the unit to the mains must be 
carried out by a qualified electrician.

• 

Isolate from power supply before removing any covers. During installation / maintenance ensure 
all covers are fitted before switching on the mains supply. 

• 

All-pole disconnection from the mains as shown in the wiring diagram must be incorporated 
within the fixed wiring and shall have a minimum contact separation of 3mm in accordance with 
latest edition of the wiring regulations.

• 

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 gases into the room from the open flue of 
gas or other fuel-burning appliances.

• 

This appliance should not be used by children or persons with reduced physical, sensory or 
mental capabilities or lack of experience and knowledge, 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 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.

Содержание MRXB0XAB-EC03B-AEHSW

Страница 1: ...act separation of 3mm in accordance with latest edition of the wiring regulations This unit must be earthed Ducting must be securely fixed with screws to the spigot to prevent access to live parts Duc...

Страница 2: ...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 sta...

Страница 3: ...xed to a stud partition MDF fixed behind the plasterboard using the wall MVHR DRAIN brackets Condensate drain uninsulated drain pipe with min 5o fall running to SVP Valve in ceiling Unit weight 76kG 3...

Страница 4: ...t in 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 app...

Страница 5: ...e 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 condensatio...

Страница 6: ...ia AirValve Top of ceiling void Top of ceiling void Air supply to bedrooms in ceilings via AirValve Insulated extract duct Insulated extract duct MVHR unit Nuaire MVHR DRAIN Condensate drain uninsulat...

Страница 7: ...underside of the MVHR unit within The cable should be fed through rubber blanking plug to provide a seal when the cover is re fitted 4 3 Wiring Diagrams 4 3 1 Unit Serving Kitchen And Bathroom Wiring...

Страница 8: ...triggered by an external source such as an ES PIR2 etc 18 19 Unit Control On Front Panel Standard Configuration Only Unit Control On Front Panel Standard Configuration Only HX Bypass AB units only Spe...

Страница 9: ...ce 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 spar...

Страница 10: ...10 05 02 21 Document Number 671862 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOXAB ECO 3 5 1Z SC SW Installation Manual NOTES...

Страница 11: ...11 05 02 21 Document Number 671862 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOXAB ECO 3 5 1Z SC SW Installation Manual NOTES...

Страница 12: ...12 05 02 21 Document Number 671862 Nuaire Western Industrial Estate Caerphilly CF83 1NA nuaire co uk MRXBOXAB ECO 3 5 1Z SC SW Installation Manual NOTES...

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