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5

PANEL/CEILING MOUNTING 

1. 

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. 

2. 

Cut a 105mm diameter hole. 

3. 

Loosen the screw at the bottom of the grille and remove the front grille.  Mark the screw 
centres through the holes in the fan back plate. Drill, plug and screw into position. 

4. 

Attach ducting as required for the installation.  

5. 

Wire the fan as described in Section B-Wiring. Adjust any settings as required (see 
Section C-Setup). 

6. 

Replace the grille and tighten the retaining screw. 

7. 

After installation, ensure impeller rotates freely. 

WALL MOUNTING  

1. 

For wall mounting cut a 117mm diameter hole 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. 

Loosen the screw in the bottom of the grille and remove the front grille. Mark the screw 
centres through the holes in the fan back plate. Drill, plug and screw into position.  

3. 

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).  

4. 

Wire the fan as described in Section B-Wiring. Adjust any settings as required (see 
Section C-Setup). 

5. 

Replace the grille and tighten the retaining screw. 

6. 

After installation, ensure impeller rotates freely. 

 

WINDOW MOUNTING 

1. 

Refer to window kit instructions supplied with the kit. 

 
B. WIRING.

 

 

WARNING: THE FAN AND ANCILLARY CONTROL EQUIPMENT MUST BE 
ISOLATED FROM THE POWER SUPPLY DURING THE INSTALLATION / OR 
MAINTENANCE. 
 

IMPORTANT 

 

The

 

Controller

 

MUST

 be surface mounted to allow air to freely circulate around 

the unit. When installed in a loft void it 

MUST

 

NOT

 be enclosed or covered with 

insulation. 

  The fan should only be used in conjunction with fixed wiring.  

  The cross - sectional area of supply cord used should be ranged from 1 -1.5mm

2

  Cable entry can only be made from the rear of the fan.  

 

1. 

Select and follow the appropriate wiring diagram. (Fig. 2, 3 or 4) 

2. 

Check all connections have been made correctly and ensure all terminal connections 
securely fastened. 

3. 

Ensure the impeller rotates and is free from obstructions. 

 
 
 
 
 

Summary of Contents for Centra Lo-Carbon SELV HT

Page 1: ...distat Timer HT 443177A Humidistat Timer Pullcord HTP 447128A Timer Pullcord TP PLEASE READ INSTRUCTIONS IN CONJUNCTION WITH ILLUSTRATIONS PLEASE SAVE THESE INSTRUCTIONS Centra Lo Carbon SELV IPX7 FAN...

Page 2: ...2...

Page 3: ...irect 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 dow...

Page 4: ...hin reach of a person using a fixed bath or shower i e in a nearby wall However the fan must not be placed where it could be submerged in water or regularly exposed to direct water spray e g from a sh...

Page 5: ...the holes in the fan back plate Drill plug and screw into position 3 Fix exterior grille into position with the louvres positioned downwards Note The grille must comply with the standard requirements...

Page 6: ...y The fan has two boost speed settings for different installation requirements Max speed Dip switch 2 in the OFF position Fig 10 15l s speed Dip switch 2 should be in the ON position Factory set Fig 1...

Page 7: ...during the overrun time period the timer will reset the countdown timer back to the preset value There is no way of switching the fan back to trickle manually D SERVICING AND MAINTENANCE WARNING THE...

Page 8: ...g 5 Removing the grille for wiring and setting the controls 1 Loosen screw 2 Pull grille slightly away from bottom edge 3 Push grille upwards until clear from the fan chassis N L 1 Phase Supply 220 24...

Page 9: ...on 15l s speed boost Dip switch 2 should be in the ON position Fig 6 Accessing the control settings Fig 7 Removing the front grille panel for cleaning Dip switch Fig 8 Trickle speed selection and T HT...

Page 10: ...Notes...

Page 11: ...ogy Control Factor CTRL 0 95 0 65 0 65 0 95 Control Typology Clock Control Local Demand Control Local Demand Control Clock Control Declared Max Internal External Leakage Rates for BVUs or carry over f...

Page 12: ...ctive the product will be repaired or at the Company s option replaced without charge provided that the product Has been installed and used in accordance with the instructions given with each unit Has...

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