Vent-Axia 496575 Installation And Wiring Instructions Download Page 2

 

2

Installation and Wiring Instructions  
for the NBR High Pressure Axial 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. 

Summary of Contents for 496575

Page 1: ...R Model 496575 100mm Basic 496576 100mm Timer 496577 100mm Humidity Timer 496578 100mm PIR 496579 125mm Basic 496580 125mm Timer 496581 125mm Humidity Timer 496582 150mm Basic 496583 150mm Timer 49658...

Page 2: ...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...

Page 3: ...that must comply with the standard requirements of your country to prevent access to the fan s impeller 2 Cut a 107mm diameter hole for 100mm fans a 130mm hole for 125mm fans or a 155mm diameter hole...

Page 4: ...ler rotates and is free from obstructions SETUP WARNING THE FAN AND ANCILLARY CONTROL EQUIPMENT MUST BE ISOLATED FROM THE POWER SUPPLY DURING THE INSTALLATION OR MAINTENANCE NBR High Pressure Axial 10...

Page 5: ...OLLER SWITCH OFF THE MAINS SUPPLY HUMIDISTAT SHOULD ONLY BE ADJUSTED BEFORE OR DURING INSTALLATION 1 Remove the fan grille 2 To INCREASE SET POINT turn the adjuster clockwise This will reduce the inte...

Page 6: ...ned 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 which do not require lubrication Fig 1...

Page 7: ...y for recycling advice Timer Adjustment Timer Adjustment To REDUCE the operating time use a small screwdriver to turn the adjuster ANTI CLOCKWISE To INCREASE the operating time use a small screwdriver...

Page 8: ...nnected 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...

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