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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. 

L. 

Ensure the grille is fully engaged onto the fan chassis using all 
clips.  

 

ACCESSORIES

 (not supplied) 

WALL FITTING KIT 

A range of 100mm wall kits are available for installing into most walls using telescopic liners 
supplied.   

 

WINDOW FITTING KIT 

For use in single or sealed 
double glazing and most 
materials up to 40mm thick. 

 

INSTALLATION 
 

 

 

IMPORTANT:

 The fan should only be used in  

 

 

conjunction with fixed wiring. 

PANEL/CEILING MOUNTING 

1. 

For panel/ceiling mounting the fan should be 
installed into a closed duct protected by an 
exterior air grille that must comply with the 
standard requirements of your country to 
prevent access to the fans impeller. 

2. 

Cut a 105mm diameter hole for 100mm fans. 

3. 

Push the two clips on the bottom of the fan 
and pull the grille away from the chassis. 

4.  

Using the built in spirit level bubble as an 
aid.  Mark the screw centres through the 
holes in the fan back plate. Drill, plug and 
screw into position. 

5. 

After installation, ensure impeller rotates 
freely and the shutters can open. 

6. 

Replace the grille and ensure the clips 
reactivate.  

 
 

WALL MOUNTING  

1. 

For wall mounting either cut a 115mm diameter hole for 100mm fans, through the wall and insert the 
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. 

Push the two clips on the bottom of the fan and pull the grille away from the chassis. 

3.  

Using the built in spirit level bubble as an aid.  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 louvres 
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 100mm from the fans back plate to the inside of the external grille).  

4. 

After installation, ensure impeller rotates freely and the shutters can open. 

5. 

Replace the grille and ensure the clips reactivate. 

 

 

Stock Reference 

 

 

White 

Brown 

Wall Fitting Kit 

100mm  254102  254100 

Window Fitting Kit 

100mm  442947  - 

Open up the internal cover to access 

the spirit level bubble 

Spirit level used 
only for cosmetic 
help. Not 
essential for the 
normal working of 
the fan. 

Summary of Contents for VASF100B

Page 1: ...Wiring Instructions PLEASE READ INSTRUCTIONS IN CONJUNCTION WITH ILLUSTRATIONS PLEASE SAVE THESE INSTRUCTIONS Silent Fan IPX5 220 240V 50Hz Stock Ref N 446658B VASF100B 446659B VASF100T 477436B VASF10...

Page 2: ...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...

Page 3: ...lation ensure impeller rotates freely and the shutters can open 6 Replace the grille and ensure the clips reactivate WALL MOUNTING 1 For wall mounting either cut a 115mm diameter hole for 100mm fans t...

Page 4: ...TALLATION OR MAINTENANCE Fixed Speed Range Fig1 2 3 4 5 VASF100B Basic Remote or light switch operation 2 Speed options selectable at install VASF100T Timer Overrun timer adjustable 5 30min 2 Speed op...

Page 5: ...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 The fan has sealed for life bearings wh...

Page 6: ...line up the 4 clips on the rear of the cover and slide to the left until you hear a click Fig 4 VASF100B VASF100T Timer Adjustment JP5 Timer Adjustment To REDUCE the operating time use a small screwd...

Page 7: ...inbuilt humidity sensor automatically adjusts dependant on ambient conditions and does not need adjusting Speed Selection Adjust the fan speed by turning the pot clockwise to increase and anti clockwi...

Page 8: ...y 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 instal...

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