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LAB964R, Issue 4, May 2014

 

 

 

Page 2 

 
 
 
 
Warnings & Safety Information 

 

IMPORTANT! 

 

 

 

 

 

 

 

 

 

 

 

PLEASE READ THESE INSTRUCTIONS CAREFULLY BEFORE COMMENCING INSTALLATION 

 
1. Do not install this appliance in areas where the following may be present or occur: 
 

 

Excessive oil or a grease laden atmosphere 

 

Corrosive or flammable gases, liquids or vapours 

 

Be subject to direct water spray  

 

Ambient temperatures higher than 50ºC and lower than -25ºC 

 

Possible obstructions that may hinder access or removal of the unit 

 
2. This appliance is not intended for use by young children or infirm persons without adequate supervision. 
 
3. All wiring must be in accordance with prevailing national regulations, for example the current IEE Wiring Regulations 
BS7671. The electrical installation should be inspected and tested by a suitably qualified person after completion. 
 
4. The appliance should be provided with a local double pole fused spur fitted with a 3 Amp fuse and a minimum contact 
separation of at least 3mm. 
 
5. Ensure that the mains supply (Voltage and Frequency) complies with the rating label. 
 
6. This appliance must be earthed. 
 
7. When installing the appliance, care should be taken not to damage any hidden utilities. 
 
8. The installer is responsible for the installation and electrical connection of the 

CMX

 system on site. It is the responsibility 

of the installer to ensure that the equipment is safely and securely installed and left only when electrically and mechanically 
safe. 
 
9. All regulations and requirements must be strictly followed to prevent hazards to life and property, both during and after 
installation and any subsequent servicing or maintenance. 
 
10. In dwellings where it is intended to install open-flue appliances and extract ventilation, the combustion appliance should 
be able to operate safely, whether or not the fans are running. A way of showing compliance with The Building Regulations 
in these circumstances would be to follow the installation guidance shown below, and to show by tests that combustion 
appliances operate safely, whether or not the fans are running. 

 

A.  For gas appliances: where a room contains an open-flue appliance, the extract rate should not exceed 

20l/s (72m³/h). 

 

B.  For oil appliances: where a room contains an open-flue appliance, the extract rate should be limited to 

40l/s (144m³/h) for an appliance with a pressure jet burner and 20l/s (72m³/h) for an appliance with a 
vaporising burner. 

 

C.  For solid fuel appliances: avoid installing extract ventilation in the same room. 

 

Further reference should be made to Approved Document J of The Building Regulations. 
 
11. This appliance should not be directly connected to a tumble dryer or cooker hood. 
 
12. A supply of fresh replacement air must be drawn from the exterior of the property. Further reference should be made to 
Approved Document F of The Building Regulations. 
 
13. The extracted air must be expelled to the exterior of the property. 
 
14. Extract ceiling valves should be positioned at least 300mm from internal walls to allow airflow measuring equipment to 
fit correctly over the valves. 
 
15. Ducting should be insulated where it passes through unheated spaces and voids (e.g. loft spaces) to reduce the 
possibility of condensation forming.  

 
 
 
 
 
 
 

Summary of Contents for Silavent CMX

Page 1: ...ructions must be given to the householder DO NOT SWITCH OFF THE UNIT it is designed to run continuously If the unit is switched off indoor pollutants and moisture levels may increase which could endan...

Page 2: ...tly followed to prevent hazards to life and property both during and after installation and any subsequent servicing or maintenance 10 In dwellings where it is intended to install open flue appliances...

Page 3: ...4 2 Physical specification Page 5 3 Installation Page 5 4 Ducting guidelines Page 6 5 Electrical Page 7 6 Wiring Page 7 7 Remote switch wiring diagrams Page 8 8 External sensor wiring diagrams Page 9...

Page 4: ...t manual OCCUPIED UNOCCUPIED LOW BOOST switch code ANC849A Manual BOOST and UNOCCUPIED selection switches OCCUPIED LOW speed is engaged upon connection of mains supply UNOCCUPIED speed is intended to...

Page 5: ...fixing the CMX appliance in position 3 2 When accepting delivery of the CMX appliance inspect for transit damage If in doubt call our Customer Service team on 08443 715523 3 3 The CMX appliance can be...

Page 6: ...with Approved Document F of The Building Regulations 4 5 When passing through a fire stopping wall or fire compartment wall Domus FireBrake intumescent duct connectors should be used in order to comp...

Page 7: ...0V 50Hz single phase supply only fused at 3 Amps 5 4 A double pole switch having a minimum contact separation of 3mm must be used to provide isolation for the appliance 5 5 Sensor diagrams are shown o...

Page 8: ...4 May 2014 Page 8 7 Remote switch wiring diagrams ANC848A ANC849A ANC850A ANC848A Low Boost functions ANC850A Low Boost Purge functions ANC849A Occupied Unoccupied Low Boost functions BOOST PURGE BOO...

Page 9: ...IMPORTANT CONNECTIONS TO THESE TERMINALS MUST HAVE CLEARLY LABELLED ISOLATORS SITUATED ADJACENT TO THE WIRING CENTRE ANC108A OVERRUN TIMER ELE150R SWITCHED LIVE EXTENSION BOARD ANC802A HUMIDISTAT WITH...

Page 10: ...airflow rate will need to be recorded on the Inspection Checklist and Airflow Measurement Test Sheet A completed copy must accompany these instructions and be handed over to the dwelling s owner upon...

Page 11: ...iated parts and components including any ducting using reasonable skill and care and in accordance with the instructions provided with it unless the original installation maintenance or repair which g...

Page 12: ...Email Polypipe Ventilation Sandall Stones Road Kirk Sandall Industrial Estate Kirk Sandall Doncaster DN3 1QR UK Tel 08443 715523 Fax 08443 715524 International Tel 44 0 1302 348878 International Fax...

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