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15

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

®

Maintainance

6

Continued

Fan assembly

removal/ installation

Fig. 

23 24

To remove the fan assembly, ensure the unit is fully isolated. Separate the supply plugs to the
fan as shown in Fig.

21

. Back-out the bottom screws but do not remove 

24

. Remove the top

fixings completely 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 in the unit
bulkhead. Secure the loose fixings through the mounting plate and tighten all the mounting
fixings. Reconnect the supply plugs as in Fig.

21

 ; if more than one plug is used, ensure the correct

plugs are reconnected as marked. E

nsure that the fans are free running by following the fan

alignment instructions in Fig.

22

 , 

adjust as required.

24

23

Fan assembly removal

Colourfan acoustic

 units feature plug & socket connections to allow easy fan assembly removal

should it be required.  Follow the instruction below.

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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