1.0 Introduction
Nuaire's MEV-DC units are designed to provide
continuous mechanical extract ventilation to homes
in accordance with Part F of the Building Regulation
2006 & BRE digest 398.
Coding:
Two units are available as standard.
Unit codes/descriptions are as follows:
MEV-DC Single fan unit.
MEV-DC-ES Single fan unit with Ecosmart connector.
The case is constructed in grey /blue ABS plastic.
The full length access cover which is located on the under-
side of the unit, on the opposite side to the mounting
bracket, is retained by four
acoustically lined with flame retardant acoustic foam (full
lining also available).
Figure 1. (shown with optional dampers fitted to spigots).
2.0 Installation
nstallation must be carried out by competent personnel
I
in accordance with the appropriate authority and
conforming to all statutory and governing regulations.
The fan must be fitted indoors, away from sources of water
spray or steam generation. The fan can be installed at any
angle using the integral mounting bracket supplied (figure 2).
Figure 2.
Bracket tongues
engage with casing
slots, then unit
rotated up to
align with fixing
screw hole.
2 rubber cable
entry grommets
either side of casing
for external wiring.
Nuaire: A Trading Division of Polypipe Limited Western Industrial Estate Caerphilly United Kingdom CF83 1NA
T: 029 2088 5911 F: 029 2088 7033 E: info@nuaire.co.uk W: www.nuaire.co.uk
MEV-DC
Continuous Mechanical Extract
Ventilation Units
Installation and Maintenance
1
⁄
turn fasteners. This cover is
4
Fixing screw
hole.
It is assumed that a solid non-reverberant mounting
position has been selected and the electrical mains wiring
and any optional control wires have been made ready.
It is also assumed that compatible ductwork is already
installed and ready to be connected to the 125mm dia.
discharge spigot and also the chosen 100mm dia, 125mm
dia and/or 110 x 54mm rectangular inlet spigots.
Note the unit is not fitted with a backdraught shutter.
(When using the continuous background vent facility a
backdraught shutter is not needed). However a back-
draught shutter is available from Nuaire if required.
An integral fixing bracket with a single bolt fixing allows
easy mounting and removal of the unit when necessary.
The unit is supplied with the 125mm dia. discharge spigot
for fitting during installation.
2.1 Unit fixing
The integral mounting bracket supplied can be offered up to
position, the fixing points marked through and the bracket
installed with 4 screws by others. (See figure 2).
Offer the unit into position and locate the bracket into the
slots in the case before fixing with the single bracket fixing
screw.
Figure 3.
Spigots and spigot blanks are
easily removed.
Various damper/inlet spigot positions can be utilised as
required to suit the system ductwork and extract grilles as
all spigot positions are removable.
After the spigots has been located in their correct postion,
adjust the damper with a screwdriver. (See figure 4).
1
The EMC Directive
2014/30/EU
The Low Voltage
directive
2014/35/EU
Figure 4.
Spigots dampers can be adjusted to
the appropriate position using a
screwdriver.
27. 04. 18. Leaflet Number 671382
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