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ORIGINAL INSTRUCTIONS

VES  Andover  Ltd  Eagle  Close  Chandlers  Ford  Ind.  Est  Eastleigh  Hampshire  SO53  4NF
Tel:  08448  156060    Fax:  02380  261204    E-mail:  [email protected]  Web:  www.ves.co.uk

               Acoustic Supply Unit

Installation,  Operation  and  Maintenance  Manual

®

Immediately upon receipt of goods, check for possible damage in transit paying particular attention
to fan impellors, coil connections and unit casing. Prior to installation please check to ensure
alignment and smooth rotation of the impellor after transit. Also check to ensure that any ancillary
items are included. These will normally be supplied fitted or, in the case of small items, taped to
the unit. In the event of any damage having occurred or if any item is found to be missing, it is
essential to inform VES Andover Ltd. within 

7 days

 of delivery quoting sales order number and the

unit type, as found on the unit nameplate. After this period, VES would be unable to accept any
claim for damaged or missing goods.

The entire system must be considered for safety purposes and it is the responsibility of the
installer to ensure that all of the equipment is installed in compliance with the manufacturer’s
recommendations, with due regard to the current HEALTH AND SAFETY AT WORK ACT and
conforms to all relevant statutory regulations.
Where a unit is installed so that a failure of components could result in injury to personnel,
precautions should be taken to prevent such an injury. If the unit is installed where there is a
reasonable possibility of persons or objects coming into contact with the impellor whilst operational,
a guard should be fitted or steps taken to prevent this. It is the installer’s responsibility to ensure
that access panels are not obstructed in any way and safe working access for maintenance must
be provided in accordance with Health and Safety and Building Regulations. For confirmation of
required access please see the appropriate unit outline drawing.
For optimum unit performance, careful consideration must be paid to the location of the unit in
relation to the ductwork and associated items; placing the unit directly adjacent to a bend in
ductwork will impede airflow and reduce performance. Consideration must also be given by the
installer for adequate illumination of the unit location in order for safe maintenance. Further
consideration should be given to the unit’s position and should be secured into place as appropriate;
this is especially important with external mounting as the wind and elements may effect the
overall stability of the unit.

Caution

Receipt of Goods

& Handling

Installation

3

Lifting detail

Fig. 

1

2

4

Caution

ø30 mm
M12 DIN580

1

2

Units should only be supported using the support feet as provided by VES with the unit. Contact
VES before attempting to support the unit using alternative methods.
Only experienced fitters should undertake this work. Take necessary safety precautions when
working in elevated positions.

When moving the unit, handle with care and in such a manner as to avoid damaging the
external finish as this may reduce the ability to resist corrosion.
Units are to be rigged and lifted using spreaders, taking into account the weight of the unit.
Lifting gear should be arranged so as not to bear on the casework  

1

 .

Larger size units may be supplied with a channel base, in this case 30mm lifting eyes will be
supplied. Use appropriate fixings, again taking all necessary precautions 

2

 .

Handles, lids, housings and coil connections must NOT be used as lifting points

Summary of Contents for 0051-1

Page 1: ...on or important points of reference Indicates hazards associated with electric current and high voltages Indicates hazards that require safety advice for personnel or potential unit property damage In...

Page 2: ...n Heating Null No Heating E Electric Heater Battery W LPHW Coil Infill EE 50mm Mineral wool infill Handing RT Right Top Access RB Right Bottom Access LT Left Top Access LB Left Bottom Access L Left Ac...

Page 3: ...e installer s responsibility to ensure that access panels are not obstructed in any way and safe working access for maintenance must be provided in accordance with Health and Safety and Building Regul...

Page 4: ...of drop rod mounting in either top or bottom access orientation or using compatible feet in top orientation with airflow in the horizontal plane illustrated below For alternative mounting please consu...

Page 5: ...op rods it is important that the load is evenly spread and that all feet are used within the support Where provided flanges and spigots should not be used to support the ductwork connection Further co...

Page 6: ...off The residual heat must be dissipated to avoid damage The continuous running of the fan after shutdown resolves this by operation of a run on timer The recommended length of run on is 2 minutes min...

Page 7: ...tions only competent Electricians should be allowed to affect any electrical work to our units It is the customer s responsibility to supply earth fault protection through the building installation de...

Page 8: ...Isolator 230 VAC Fig 13 Standard fan details 230 VAC Single Phase Fig 12 D W h t s W D Customer Connec ons Thermal Cut out 230 VAC EHB Electric Heater Ba ery 230 400 VAC Frost Stat Closed Frost SELV W...

Page 9: ...ns Isolator 400 VAC Fig 15 Customer Connec ons Thermal Cut out 230 VAC EHB Electric Heater Ba ery 230 400 VAC Frost Stat Closed Frost SELV With Water Hea ng LPHW With Electric Hea ng EHB Remote V F En...

Page 10: ...an details see Fig Filter Air ow Pressure Switch SELV Customer Connec ons 400 V 3 50Hz For 1Ph Supply Link L1 L2 L3 EPEL9041 Basic Room Unit Op onal Fascia Mounted HMI Panel Supply Fan Air ow Proving...

Page 11: ...ssure tapping connection point by connecting your micro manometer to the appropriate pitot a differential pressure reading can be taken This measurement can then be applied to the calculation as below...

Page 12: ...900 950 1000 1050 1100 1150 1200 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3 0 p Di eren al Pressure Pa w q Air Volume m s v...

Page 13: ...s follows20 Carefully drill into the unit using an appropriately sized tool Suitable cable glands should always be installed Feed the cable through the cable glands connect and provide appropriate cab...

Page 14: ...ly by a competent engineer When accessing the unit ensure the access panels lids are handled opened in a controlled manner so as to avoid damage to the unit or injury to personnel This is particularly...

Page 15: ...tely and retain 23 Carefully lift the fan assembly over the retained fixings and remove the fan assembly from the unit To replace the fan assembly locate the mounting plate over the fixings retained i...

Page 16: ...condensed within the motor If included clean damper blades and frames and lubricate with PTFE aerosol or equivalent Failure to keep dampers clean could result in the damper becoming inoperative The se...

Page 17: ...0 1 2 3 0 1 2 4 56 3 0 3 0 7 3 0 85 7 9 1 2 8 7 3 1 0 5465 3 1 3 254 0 5 4 7 A B A 5...

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