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Centra
Lo-Carbon
CONTINUOUS EXTRACT FAN
Installation and Wiring Instructions
220-240V~50Hz
PLEASE READ INSTRUCTIONS IN CONJUNCTION WITH ILLUSTRATIONS.
PLEASE SAVE THESE INSTRUCTIONS.
Stock Ref. N°
44 29 54 – Timer (T)
44 29 55 – Humidistat-Timer (HT)
44 30 45 – Humidistat-Timer-
Pullcord. (HTP)
IPX4
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Summary of Contents for Vent-Axia Centra Lo-Carbon 44 29 54
- Page 1 Centra Lo-Carbon CONTINUOUS EXTRACT FAN Installation and Wiring Instructions Stock Ref. N° 44 29 54 – Timer (T) 44 29 55 – Humidistat-Timer (HT) 44 30 45 – Humidistat-Timer- Pullcord. (HTP) 220-240V~50Hz IPX4 PLEASE READ INSTRUCTIONS IN CONJUNCTION WITH ILLUSTRATIONS. PLEASE SAVE THESE INSTRUCTIONS.
- 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 used in conjunction with fixed wiring.
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Page 3: Installation
A. INSTALLATION IMPORTANT: The fan should only be used in conjunction with fixed wiring. PANEL/CEILING MOUNTING For panel/ceiling mounting the fan should be installed into a closed duct system of at least 1.2m long or protected by an exterior air grille that must comply with the standard requirements of your country to prevent access to the fans impeller. - Page 4 C. SETUP WARNING: THE FAN AND ANCILLARY CONTROL EQUIPMENT MUST BE ISOLATED FROM THE POWER SUPPLY DURING THE INSTALLATION / OR MAINTENANCE. ACCESSING THE CONTROL SETTINGS – (Fig. 4 and 5) Loosen the screw in the bottom of the grille and remove the front grille. Carefully pull the inner cap from the centre of the fan away from the chassis.
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Page 5: Servicing And Maintenance
HUMIDITY SET-POINT ADJUSTMENT (HT/HTP MODELS) (FIG. 7) BEFORE ADJUSTING THE CONTROLLER, SWITCH OFF THE MAINS SUPPLY. HUMIDISTAT SHOULD ONLY BE ADJUSTED BEFORE OR DURING INSTALLATION. Remove the fan grille. The controller is factory set to switch on at about 70% RH. The humidity set point can be adjusted from 65-95%RH by altering the adjuster on the control PCB. - Page 6 Fig.1 Continuous trickle (6l/s or 9l/s) with no boost facility (T,HT &HTP – But HTP can be boosted via pullcord) 1 PHASE SUPPLY FUSE (220-240V 50Hz). SWITCHED FUSED PULLCORD SPUR (3A) (HTP ONLY) Fig.2 Continuous boost (15l/s or Max) with no trickle facility (T & HT ONLY – NOT HTP) 1 PHASE SUPPLY FUSE (220-240V 50Hz).
- Page 7 Fig.5. Accessing the control settings Fig.6. Removing the front grille panel for cleaning. Fig.7. Trickle speed selection and T/HT/HTP adjuster Fig.8. Boost speed selection pots Max = Timer Humidistat adjustment adjustment 15l/s = JP1 Jumper Dip switch 9l/s = Remove Jumper Connector Max speed boost: Dip switch 2 in the 6l/s = Replace Jumper Connector (factory set)
- Page 8 Vent-Axia guarantees its products for two years from date of purchase against faulty 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:- •...
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