Vent-Axia VASF100B Assembly instructions

Installation and Wiring Instructions
Stock Ref. N°
44 66 58 - VASF100B
44 66 59 - VASF100T
PLEASE READ INSTRUCTIONS IN CONJUNCTION WITH ILLUSTRATIONS.
PLEASE SAVE THESE INSTRUCTIONS.
Silent Fan
IPX4
220-240V~50Hz

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Installation and Wiring Instructions for the Silent Range of Extractor Fans.
IMPORTANT:
READ THESE INSTRUCTIONS
BEFORE COMMENCING THE
INSTALLATION
DO NOT install this product in areas where the following may be present or occur:
•Excessive oil or a grease laden atmosphere.
•Corrosive or flammable gases, liquids or vapours.
• Ambient temperatures higher than 40°C or less than –5°C.
• Possible obstructions which would hinder the access or removal of the Fan.
SAFETY AND GUIDANCE NOTES
A. All wiring to be in accordance with the current I.E.E. Regulations, or the appropriate
standards of your country and MUST be installed by a suitably qualified person.
B. The fan should be provided with a local isolator switch capable of disconnecting all
poles, having a contact separation of at least 3mm.
C. Ensure that the mains supply (Voltage, Frequency, and Phase) complies with the
rating label.
D. The fan should only be used in conjunction with the appropriate Vent-Axia products.
E. The fan should only be used in conjunction with fixed wiring.
F. When the fan is used to remove air from a room containing a fuel-burning appliance,
ensure that the air replacement is adequate for both the fan and the fuel-burning
appliance.
G. The fan should not be used where it is liable to be subject to direct water spray for
prolonged periods of time.
H. Where ducted fans are used to handle moisture-laden air, a condensation trap
should be fitted. Horizontal ducts should be arranged to slope slightly downwards
away from the fan.
I. This appliance is not intended for use by persons (including children) with reduced
physical, sensory or mental capabilities, or lack of experience and knowledge, unless
they have been given supervision or instruction concerning use of the appliance by a
person responsible for their safety.
J. Children should be supervised to ensure that they do not play with the appliance.
K. Stationary appliances not fitted with means for disconnection from the supply mains
having a contact separation in all poles that provide full disconnection under over
voltage category III, the instructions state that means for disconnection must be
incorporated in the fixed wiring in accordance with the wiring rules.
DESCRIPTION
Silent Fan - The quietest intermittent bathroom fan on the market. The VASF100
provides stylish and silent ventilation without compromising on performance. Complies
with current building regulations for intermittent use.
ACCESSORIES (not supplied)
WALL FITTING KIT
A range of 100mm wall kits are available for installing into most walls using telescopic
liners supplied.

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WINDOW FITTING KIT
For use in single or sealed double
glazing and most materials up to
40mm thick.
A. INSTALLATION
IMPORTANT: The fan should only be used in conjunction with fixed wiring.
For positioning of fan refer to Fig.1.
PANEL/CEILING MOUNTING
1. Cut a 105mm diameter hole for 100mm fans.
2. Loosen the screw at the bottom of the grille and un-clip the bottom of the grille
one corner at a time, then remove taking care not to damage the circuit board.
Mark the screw centres through the holes in the fan back plate. Drill, plug and
screw into position.
3. Replace the grille, push the bottom corners to fasten the corner clips and
tighten the retaining screw.
4. After installation, ensure impeller rotates freely and the shutters can open.
WALL MOUNTING
1. For wall mounting cut a 115mm diameter hole for 100mm fans through the wall
and insert a wall sleeve. Slope the sleeve slightly downwards away from the
fan. Cut to length and cement both ends into position flush with the wall faces.
2. Loosen the screw in the bottom of the grille and un-clip the bottom of the grille
one corner at a time, then remove taking care not to damage the circuit board.
Mark the screw centres through the holes in the fan back plate. Drill, plug and
screw into position. Fix exterior grille into position with the louvers positioned
downwards.
(Note:- The grille must comply with the standard requirements of your country
to prevent access to the fans impeller. The wall kit used in this installation
should provide a minimum ducting length of 60mm from the fans back plate to
the inside of the external grille).
3. Replace the grille, push the bottom corners to fasten the corner clips and
tighten the retaining screw.
4. After installation, ensure impeller rotates freely and the shutters can open.
WINDOW MOUNTING
See instructions provided with window fitting kit (Ref. 442947)
Stock Reference
White Brown
Wall Fitting Kit 100mm 254102 254100
Window Fitting Kit 100mm 442947 -

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B. WIRING.
WARNING: THE FAN AND ANCILLARY CONTROL EQUIPMENT MUST
BE ISOLATED FROM THE POWER SUPPLY DURING THE
INSTALLATION / OR MAINTENANCE.
IMPORTANT
•The fan should only be used in conjunction with fixed wiring.
•The cross - sectional area of supply cord used should be ranged from 1 -
1.5mm2.
•Cable entry can only be made from the rear of the fan.
•The extraction fan is suitable for connection to 220-240V 50Hz supply.
•The fan is a class ll double insulated product and MUST NOT be earthed.
1. Select and follow the appropriate wiring diagram. (Fig. 2 or 3)
2. Check all connections have been made correctly and ensure all terminal
connections are securely fastened.
3. Ensure the impeller rotates and is free from obstructions.
C. SETUP
WARNING: THE FAN AND ANCILLARY CONTROL EQUIPMENT MUST
BE ISOLATED FROM THE POWER SUPPLY DURING THE
INSTALLATION / OR MAINTENANCE.
SPEED SETTING:
The fans are factory set to low-speed, but have two speed settings for different
installation requirements; you can select either high or low speed as below:
SILENT FAN – VASF100B (IMPORTANT- LEAVE MOTOR WIRE IN TERMINAL 3)
1) Low speed: Ensure the motor wire is connected to terminal number 1.
Connect N and L (Fig.2).
2) High speed: Connect motor wire to terminal number 2.
Connect N and L (Fig.2).
SILENT FAN – VASF100T (WITH TIMER) (IMPORTANT- LEAVE MOTOR WIRE IN TERMINAL 3)
1) Low speed: Ensure the motor wire is connected to terminal number 1 and
connect N, L & LS (Fig.3).
2) High speed: Move the motor wire to terminal number 2 and connect N, L &
LS (Fig.3).

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When switched ‘ON’, the fan will operate at the selected speed and will continue to
run for a pre-set time after the LS switch is turned ‘OFF’.
TIMER ADJUSTMENT (SEE FIG.4)
BEFORE ADJUSTING THE TIMER, SWITCH OFF THE MAINS SUPPLY.
TIMER SHOULD ONLY BE ADJUSTED BEFORE OR DURING
INSTALLATION.
1. Remove the fan grille. The timer is factory set at 15 minutes approx. The
overrun time period can be adjusted from 5-25 minutes by altering the
adjuster on the control PCB.
2. To REDUCE the operating time, use a small screwdriver to turn the
adjuster Fig.4. ANTI-CLOCKWISE.
3. To INCREASE the operating time, use a small screwdriver to turn the
adjuster Fig.4. CLOCKWISE.
4. Replace the fan grille.
D. SERVICING AND MAINTENANCE.
WARNING: THE FAN AND ANCILLARY CONTROL EQUIPMENT MUST
BE ISOLATED FROM THE POWER SUPPLY DURING MAINTENANCE.
1. At intervals appropriate to the installation, the fan should be inspected and
cleaned to ensure there is no build up of dirt or other deposits.
2. Wipe the inlets and front face with a damp cloth until clean.
Fig.2 – Basic VASF100B
Note: LS is not used on the basic model
Fig.1.
~
N
L
1 PHASE SUPPLY
(220-240V 50Hz). FUSE
SWITCHED
FUSED
SPUR
L
N
Fan
Ls

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Fig.3 – Timer VASF100T
abc
Head Office: Fleming Way, Crawley, West Sussex, RH10 9YX. Tel: [phone] Fax: [phone]
UK NATIONAL CALL CENTRE, Newton Road, Crawley, West Sussex, RH10 9JA
SALES ENQUIRIES: Tel: [phone] Fax: [phone]
TECHNICAL SUPPORT: Tel: [phone] Fax: [phone]
As part of the policy of continuous product improvement Vent-Axia reserves the right to alter specifications without notice.
446652B 1111
~N
N
LS
L
Fan
FUSE
Fig.4 - Timer Adjustment VASF100T
Timer Adjuster
Cable entry
hole position
The abc Guarantee
Applicable only to products installed and used in the United Kingdom. For details of guarantee outside the United Kingdom contact your local
supplier.
Vent-Axia guarantees its products for two years from date of purchase against faulty material or workmanship. In the event of any part being found
to be defective, the product will be repaired, or at the Company’s option replaced, without charge, provided that the product:-
•Has been installed and used in accordance with the instructions given with each unit.
•Has not been connected to an unsuitable electricity supply. (The correct electricity supply voltage is shown on the product rating label
attached to the unit).
•Has not been subjected to misuse, neglect or damage.
•Has not been modified or repaired by any person not authorised by the company.
IF CLAIMING UNDER TERMS OF GUARANTEE
Please return the complete product, carriage paid to your original supplier or nearest Vent-Axia Centre, by post or personal visit. Please ensure
that it is adequately packed and accompanied by a letter clearly marked “Guarantee Claim” stating the nature of the fault and providing evidence of
date and source of purchase.
The guarantee is offered to you as an extra benefit, and does not effect your legal rights
Do not move
motor wire in
terminal 3
Low speed = terminal 1
High speed = terminal 2