NuAire MEV-B Installation And Maintenance Manual Download Page 7

Standard Assessment Procedure 2005 – Appendix Q Decentralised MEV  

Installation Guide 

 

Installation Guide and Checklist 

 

Decentralised Continuous Mechanical 

Extract Ventilation 

 

(Version – 11 February 2011) 

 

The Electric Heating and Ventilation Association have developed this guidance and 

checklist document in partnership with the Residential Ventilation Association  

(a HEVAC association), BRE and EST. 

 

NOTE: This guide and checklist has been superseded for dwellings assessed under 

‘The Building Regulations 2010’, specifically SAP 2009 and Approved Documents L and 

F.  Completion of this document is therefore only required for dwellings assessed by 

SAP 2005. 

 

Customer Details 

Customer Name: 

 
 

Address: 

 
 

Telephone Number: 

 
 

Date of Installation: 

 
 

Name of Lead Contractor: 
 
 
Design Project Number: 

 
 

 
 

It should be noted that this guidance is not intended to replace product 

manufacturer installation instructions; it is a generic addition which defines good 

practice.  Installers are advised to complete this form for each installation and 

keep a copy to provide to Building Control Officers in case requested. 

Summary of Contents for MEV-B

Page 1: ...reduce performance if necessary The unit is delivered with the BOOST speed adjustment set to 100 See the adjustments information on page 4 Coding MEV B Single fan unit MEV 2B Twin fan unit with auto...

Page 2: ...it casing Connect the ductwork to the outlet spigot and fix the unit to the surface Any subsidiary inlet ductwork can now be connected to the unit Fitting a subsidiary inlet spigot The subsidiary inle...

Page 3: ...it grille T1 balancing plate fitted behind filter in separate water closet T1 Water Closet T1 T2 T2 Main room with additional utility room en suite bathroom and water closet T2 Bathroom T2 Water Close...

Page 4: ...y to full speed 100 The performance of the unit can be reduced if required by rotating the screw anti clockwise Fully anti clockwise will give 50 of the available duty Adjusting the Low Speed normal t...

Page 5: ...nit is totally isolated from the electrical supply This is particularly important when dealing with a run on circuit as input socket terminals within these units remain live even when the room light o...

Page 6: ...considered Lifting gear such as slings or ropes must be arranged so as not to bear on the casing 3 3 Equipment stored on site prior to installation should be protected from the weather and steps taken...

Page 7: ...eded for dwellings assessed under The Building Regulations 2010 specifically SAP 2009 and Approved Documents L and F Completion of this document is therefore only required for dwellings assessed by SA...

Page 8: ...ts diffusers or to overcome particular obstructions If flexible ducting has been used has it been pulled taut to minimise system resistance Has the number of duct bends been minimised to ensure adequa...

Page 9: ...ave all the fans been mounted and installed inline with the IEE wiring regulations Has the unit been installed in a position that will permit access for maintenance purposes Have all grilles or ductwo...

Page 10: ...lectrical Connection Decision Yes No or N A Has the rating label been verified to establish suitability for the installation strategy and whether an earth is required e g voltage class I or II product...

Page 11: ...s having a minimum equivalent area of 2 500mm are fitted in each room except wet rooms from which air is extracted Where this approach causes difficulties e g on a noisy site seek expert advice Have t...

Page 12: ...dvice Decision Yes No or N A Has the customer been supplied with suitable documentation detailing maintenance and operational requirements Has the customer been advised not to seal natural air flows f...

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