Glen Dimplex Xpelair Simply Silent CV4SR User manual

Simply SilentTM CV Constant Volume Fan Range
Installation and Maintenance Instructions
CV4SR (078377) Humidistat, Timer.
Do read the entire instruction leaflet before commencing installation.
Do install each fan with a means for disconnection in all poles in the fixed wiring.
Do make sure the mains supply is switched off before attempting to make electrical connections or carry out any
maintenance or cleaning.
Please leave this leaflet with the fan for the benefit of the user.

This appliance can be used by children aged from 8 years
and above and persons with reduced physical, sensory
capabilities or lack of experience and knowledge if they
have been given supervision or instruction concerning the
use of the appliance in a safe way and understand the
hazards involved. Children shall not play with the
appliance.
Cleaning and maintenance of the appliance shall not be
made by children.
Overall Dimensions (mm)
All Xpelair Simply SilentTMCV Constant Volume fans have the following features:
Replaceable Baffle. Fans are supplied with the Square Baffle fitted. This can be exchanged with
the spare Round Baffle supplied within the pack.
Constant Volume fan that automatically adjusts itself to maintain installed air flow rates.
Continuous running design, suitable for bathroom or kitchen applications.
Two speed extraction (Selectable at installation)
Operates when triggered automatically by the integral humidity sensor, or by using an external
on/off switch (not supplied).
In automatic mode: The built-in timer automatically operates the fan for a pre-set delay time
from 30 seconds to 30 minutes once humidity drops below the pre-set Relative Humidity (RH)
value.
External operation: When switched off using the external on/off switch the fan continues to run
for the pre-set delay from 30 seconds to 30 minutes.
* Factory settings: Timer 15 minutes, RH 75%
Hour run indicator
This appliance is intended for connection to fixed wiring.
Check that the electrical rating shown on each fan matches the mains supply.
THE APPLIANCE IS DOUBLE INSULATED AND DOES NOT REQUIRE AN EARTH CONNECTION.
All installations must be supervised by a qualified electrician. Installations and wiring must conform
to current IEE Regulations (UK), local or appropriate regulations (other countries).

Back plate fixing positions
Wall tube quickfix clamps
Front Cover Removal
Depress Cover Latch with tool &
remove Cover and Baffle Complete
A
B
C
D
E
Minimum 30 seconds
Maximum 30 minutes
Factory settings: Timer 15 minutes, RH 75%
Square Baffle removal
Round Baffle fitting
E1
E2

Installation
If wall mounting the fan, you will also need:
A 100mm diameter prepared hole.
An appropriate external Wall Grille and Ø100mm wall sleeve duct. Kit Ref 91232AW.
Where to locate the fan.
Locate it as high as possible.
At least 110mm from the edges of the mounting surface to the centre of the hole.
As far away as possible from and opposite to the main source of air replacement to ensure airflow
across the room (e.g. opposite the internal doorway).
Near the source of steam or odours.
Not where ambient temperatures are likely to exceed 50°C.
If installed in a kitchen fans must NOT be mounted immediately above a cooker hob, or eye level grill.
If installing in a room containing a fuel burning device which has a non-balanced flue, it is the installer's
responsibility to ensure that there is enough replacement air to prevent fumes being drawn down the flue
when the fan is operating up to maximum extract. Refer to Building Regulations for specific requirements.
Exhaust air must not be discharged into a flue used for exhausting of fumes from appliances supplied with
energy other than electric. Requirements of all authorities concerned must be observed for exhaust air
discharge and intake flow rates.
Not suitable for use in possible chemical corrosive atmospheres.
What the installer will need.
3mm electrician’s screwdriver and No.1 or 2 Pozidrive screwdrivers.
F
Wiring and setting up

If ceiling mounting the fan, you will also need:
A 100mm diameter prepared hole.
Appropriate ancillaries for termination. These items are available from Xpelair:
1. 3m flexible ducting Ref: 89663AA. If the duct passes through a cold space use insulated duct ref: 89847AA.
2. Soffit Grille Ref: 89742AW
3. XCT100 –Condensation Trap. Ref: 89749AA. Fitted immediately above the fan, this prevents water ingress due to
condensation forming in the duct above the fan and running down.
Installing the isolating switch and cables.
1. Check that the electrical rating shown inside the back-plate matches your mains supply.
2. Check there are no buried pipes or cables e.g. electricity, gas, water behind the switch location (in the wall or
above the ceiling). If in doubt, seek professional advice.
3. Isolate the mains supply.
4. Lay in the cable from the isolating switch to the fan location via the on/off switch (if required).
5. Lay in the cable from the isolating switch to the point of connection to the mains supply.
6. Install the isolating switch and on/off switch (if required).
7. Make all connections within the isolating switch and the on/off switch (if required).
For Australia Only –CV4SR
These models are permanently connected to the supply and operation is controlled by a remote switch. They should be
directly wired to the supply through an approved 10A wall mounted surface switch with at least 3mm clearance between
contacts.
Preparing the Fan for installation.
1. Remove the front cover/baffle assembly by depressing the latch on the underside of the cover and pulling off the
front cover / baffle from the bottom (See Figure C).
Mark the position of the back-plate
2. Hold the back-plate so that the level line marked on it is orientated horizontally.
3. Carefully insert the fan tube into the wall duct.
4. Mark on the wall the positions of the fixing holes in the back-plate.
5. Remove the back plate from the ducting.
6. Drill screw holes in these positions if necessary, and fit wall plugs and screws as required. The fan may also be fixed
to a wall tube using the clamping brackets. See 9 below.
Mount the back-plate.
7. Feed the mains cable through the cable entry hole in the back plate to the terminals.
8. Insert the fan tube of the back-plate into the wall duct/ceiling as before.
Warning: Do not make any connections to the electrical supply at this stage.
Wet Rooms: On/Off switch must be situated so that it cannot be touched by
persons making use of the bath or shower.
If working above ground floor level, safety precautions must be observed.
If installing in a ceiling, appropriate termination ancillaries are required. Follow
instructions provided.
A means for disconnection in all poles must be incorporated in the fixed wiring in accordance with wiring
regulations
If metal switch boxes are used, earthing regulations must be followed.
The cross-sectional area of the supply cord used should be ranged from 1-1.5mm².
CV4SR –3 core cable.
A wall or ceiling On/Off switch (with indicator light) is recommended

9. Fasten the back-plate to the wall/ceiling using appropriate fasteners. See figure A.
10. If using screws, do not over tighten. The fan may also be fixed to a wall tube using the clamping brackets. Tighten
the screws until the fan is firmly secured to the tube –see figure B.
Wire the electrical connections.
11. Make sure the mains supply is isolated. Switch off the mains electrical supply and remove fuses.
12. Feed the cable to the terminal block. Wire the fan as shown in Figure G using the diagram appropriate to the fan
model.
13. Connect the cable from the isolating switch to the electrical supply wiring.
Fan Settings.
SPEED SETTING
The fans are factory set to bathroom speed, but have two speed settings for different applications. Select either kitchen or
bathroom speed by connecting the jumper between the centre and kitchen or bathroom speed pin on the jumper (see Figure
F)
CV4SR–see figures D and F.
The pre-set humidity operation is factory set at approximately 75% Relative Humidity (RH), but can be adjusted
between 65% and 85% RH by control H.
The over-run timer is factory set at 15 minutes but can be adjusted from 30 seconds to 30 minutes by control T.
The over-run timer also sets the length of time the fan runs when activated by a ‘fast’ increase in humidity.
Turn the controls clockwise to increase RH or time and anti-clockwise to decrease.
Using the fan.
The fan will run continuously at its trickle speed setting as set during the installation procedure.
Automatic mode- The fan automatically adjusts to slow changes in natural humidity levels without operating the
fan. If the humidity levels increase at a rate slower than 5% RH in 5 minutes, up to the pre-set humidity level, the
fan will not be triggered by humidity. This is to prevent nuisance triggering of the fan. If humidity levels increase
quicker than 5% RH in 5 minutes the fan will increase in speed to an interim boost speed setting. When relative
humidity drops the fan continues to operate for the adjustable time delay. When the humidity is above the pre-set
humidity level the fan will run at a higher speed until the humidity drops below the pre-set value. If humidity levels
do not drop within 5 minutes the fan will further boost to its maximum speed setting until humidity drops.
External operation- Use the external boost switch (if fitted). When the fan is switched off, the fan continues to
operate for the adjustable time delay then goes into automatic mode.
All Fans
Re-fit the front cover/baffle assembly by hooking in the top first, and then swing the cover down to clip into place.
Replacing Square Baffle with Round Baffle (Figs. E1 and E2)
Ensure fan is isolated from supply before performing this action.
1. Remove Square Baffle/Cone assembly from Fan Front Cover by twisting anti-clockwise until all three support legs are
released from clips.
2. Fit Round Baffle/Cone assembly by aligning clips on baffle with legs on Front Cover and rotating Baffle Clockwise
until all three clips engage and are retained on Front Cover.
G
H
For fixed wiring circuits the protective fuse for the appliance must not exceed 5A.

Hour run meter
All fans incorporate an hour run meter that allows the installer to measure the actual running time of the fan after
installation. The meter records continuous power supply on time and displays this via an on-board red LED that always
flashes to indicate the total number of hours the supply has been on (see fig. H).
LED flash sequence to indicate hour run:
LED off for 2 seconds to indicate the start of the count, then :
0 to 2000 hours : LED on for 1 short flash (0.5s on / 0.5s off)
2000 to 3000 hours : LED on for 2 short flashes
3000 to 4000 hours : LED on for 3 short flashes
4000 to 5000 hours : LED on for 4 short flashes
5000 to 6000 hours : LED on for 5 short flashes
6000 to 7000 hours : LED on for 6 short flashes
7000 to 8000 hours : LED on for 7 short flashes
8000 to 9000 hours : LED on for 8 short flashes
9000 to 10000 hours : LED on for 9 short flashes
Each 10000 hours is indicated by 1 long flash (2.0s on / 0.5s off)
Examples:
542 hours total on time:
(2s off), (0.5s on/0.5s off). Repeat.
1921 hours total on time:
(2s off), (0.5s on/0.5s off). Repeat.
2780 hours total on time:
(2s off), (0.5s on/0.5s off), (0.5s on/0.5s off). Repeat.
24355 hours total on time:
(2s off), (2s on/0.5s off), (2s on/0.5s off), (0.5s on/0.5s off), (0.5s on/0.5s off), (0.5s on/0.5s off), (0.5s on/0.5s off). Repeat.
Cleaning (recommended once a month).
1. Before cleaning, isolate the fan completely from the mains supply.
2. Remove the front cover baffle plate by rotating the baffle anti-clockwise and pulling away
from the fan and duct.
3. To clean the front cover baffle plate, either wipe it with a damp, lint free cloth or wash it with
warm soapy water. Thoroughly dry the baffle and refit by locating over the cover lugs and
rotating clockwise.
4. Do not immerse the fan in water or other liquids to clean any other parts of the fan.
5. Do not use strong detergents, solvents or chemical cleaners
6. Allow fan to dry thoroughly before use.
7. Apart from cleaning, no other maintenance is required.
Important
For electrical products sold within the European Community. At the end of the electrical products useful life it
should not be disposed of with household waste. Please recycle where facilities exist. Check with a Local
Authority or retailer for recycling advice in your country. Batteries should be disposed of or recycled in
accordance with WEEE Directive 2012/19/EU. Packaging should be recycled where possible.
H

Warranty
What does an Xpelair Warranty cover?
Xpelair products deliver reliable service for normal, household use in domestic settings. All Xpelair products are individually tested before leaving the
factory.
If you are a consumer and you experience a problem with your Xpelair product, which is found to be defective due to faulty materials or workmanship
within the Warranty Period, this Xpelair Warranty will cover repair or - at the discretion of Xpelair –replacement with a functionally equivalent Xpelair
product.
The Xpelair Warranty Period is two calendar years with five years on the motor, from the date of purchase of your Xpelair product, or the date of delivery
of the product, if later. The Xpelair Warranty is conditional upon you providing the original purchase receipt as proof of purchase. Please therefore retain
your receipt as proof of purchase.
If you do experience a problem with your Xpelair product please call the Helpline on +44 [0]344 879 3588 or at the address below.
We will need details of your Xpelair product, and a description of the fault which has occurred. Once we receive your information and proof of purchase
we will contact you to make the necessary arrangements.
Customers outside UK –see international below.
If your Xpelair product is not covered by this Xpelair Warranty there may be a charge to repair your product. However, we will contact you for agreement
to any charges before any chargeable service is carried out.
What is not covered by an Xpelair Warranty?
The Xpelair Warranty does not cover any of the following:
• Any fault or damage to your Xpelair product due to faulty materials or workmanship occurring outside the Warranty Period.
• Any fault or damage occurring to any pre-owned Xpelair product or to any other equipment or property.
• Accidental damage to your Xpelair product or damage to your Xpelair product from external sources (for example, transit, weather, electrical outages or
power surges).
• Fault or damage to your Xpelair product which is:
• Not due to faulty materials or workmanship or which is due to circumstances outside Xpelair’s control.
• Caused by use of your Xpelair product for anything other than normal domestic household purposes in the country where it was purchased.
Important
• Caused by any misuse, abuse or negligent use of the Xpelair product, including but not limited to any failure to use it in accordance with the Operating
Instructions supplied with the product.
• Caused by any failure to assemble, install, clean and maintain your Xpelair product in accordance with the Operating Instructions supplied with the
product unless this was carried out by Xpelair or its authorised dealers.
• Caused by repairs or alterations to your Xpelair product not carried out by Xpelair service personnel or its authorised dealer(s).
• Caused by use of any consumables or spare parts for your Xpelair product which are not Xpelair specified.
Terms and Conditions
• The Xpelair Warranty is valid for Xpelair from the date of purchase of your Xpelair product from a recognised retailer in the country of purchase and use,
or the date of delivery of the product if later, always provided the original receipt has been retained and is produced as proof of purchase.
• You must provide to Xpelair or its authorised agents on request the original receipt as proof of purchase and - if required by Xpelair - proof of delivery. If
you are unable to provide this documentation, you will be required to pay for any repair work required.
• Any repair work under the Xpelair Warranty will be carried out by Xpelair or its authorised dealer(s) and any parts that are replaced will become the
property of Xpelair. Any repairs performed under the Xpelair Warranty will not extend the Warranty Period.
• Any replacement of your Xpelair product by Xpelair during the Warranty Period will start the Warranty Period afresh from the date of delivery of the
replacement Xpelair product to you.
• The Xpelair Warranty does not entitle you to recovery of any indirect or consequential loss or damage including but not limited to loss or damage to any
other property.
• The Xpelair Warranty is in addition to your statutory rights as a consumer and your statutory rights are not affected by this Xpelair Warranty.
Contact Xpelair
If you have any questions about what the Xpelair Warranty covers and does not cover or how to claim under the Xpelair Warranty, please contact us
using the information below.
Contact details
Millbrook House, Grange Drive, Hedge End, Southampton, SO30 2DF
Telephone: +44 (0) 344 879 3588
Email: customer.services@glendimplex.com
http:\\www.xpelair.co.uk
International.
Guarantee: Contact your local distributor or Xpelair direct for details.
Technical Advice and Service: Contact your local Xpelair distributor.
Xpelair: A brand of the GDC Group Limited, trading as Glen Dimplex Heating & Ventilation
© Glen Dimplex. All rights reserved. Material contained in this publication may not be reproduced in whole or in part, without prior permission in writing of
Glen Dimplex
Part No: 08/100115/0 (Rev A)
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