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Specifications are subject to change without notice.      

Installation Instructions

 

Distributed by Simx Limited                                                                                                     

            

sales@simx.co.nz | www.manrose.co.nz

MultiVent Continuous Extract Ventilation

MULTIVENT CONTINUOUS EXTRACT VENTILATION SYSTEM INSTALLATION

AND ELECTRICAL CONNECTION MUST BE CARRIED OUT BY A REGISTERED ELECTRICIAN

BEFORE INSTALLING THE MULTIVENT CONTINUOUS EXTRACT VENTILATION SYSTEM, MAKE SURE YOU 

HAVE TURNED OFF THE MAIN ELECTRICITY SUPPLY. DO NOT TURN IT BACK ON UNTIL THE MULTIVENT 

CONTINUOUS EXTRACT VENTILATION SYSTEM IS FULLY

INSTALLED AND READY TO USE.

ALL ELECTRICAL WORK MUST BE CARRIED OUT BY A REGISTERED ELECTRICIAN IN ACCORDANCE

WITH THE LATEST WIRING RULES AS/NZS3000.

CAUTION

•  Do not install this product where excessive oil or a grease laden atmosphere is or may be, present

•  Do not install this product where corrosive or flammable gases, liquids or vapours are, or may be, present

•  Do not install this product where it may be subject to direct water spray from hoses

•  Do not install this product where access to, or removal, of the unit may be obstructed

•  Before use, please check that the supply voltage and that of the appliance are the same (see product rating label).
•  All wiring and wiring connections must comply with all current national wiring rules and regulations including AS/NZS3000:2017, 

 

 

or latest edition thereof.

•  Any changes or modifications made or attempted to this product, without the prior written approval of the manufacturer, 

 

 

 

will void any and all stated warranties.

•  This MultiVent continuous extract ventilation system is not intended for use by persons (including children) with reduced physical, sensory or  
 

mental capabilities, or lack of experience and knowledge, unless they are capable of, and have been given supervision or instruction concerning  

 

use of the appliance by a person responsible for their safety.

•  Children should be supervised to ensure that they do not play with the MultiVent continuous extract ventilation system.
•  In case of damage to the supply cord, switch off the device and do not tamper with it. Damaged supply cords must only be repaired or  

 

 

replaced exclusively by the manufacturer or by an appointed representative. Failure to comply with the above may endanger the safety of    

 

people and cause possible damage to the whole system.

•  The unit must not be connected directly to a tumble drier.
•  Precautions must be taken to avoid the back-flow of gases into the room from the open flue of gas or other fuel-burning appliances.
•  The exhaust grille should be located at least 600mm away from any flue outlet.

IMPORTANT

•  This MultiVent continuous extract ventilation system is hot when in use. To avoid burns, do not let bare skin touch hot surfaces.   

 

 

Keep combustible materials away from the unit and keep them away from the sides and rear.

•  Do not use near or in the immediate vicinity of a bath or swimming pool or any wet areas.
•  When installing fan through an external wall, an external wall grille must be fitted at all times.
•  This appliance incorporates an earth connection for functional purposes only.
•  To protect against electric shock, do not immerse cord or plug in water or any other liquids.
•  Do not insert or allow foreign objects to enter any ventilation openings, as this may cause an electric shock, fire or damage to the fan.
•  Do not put fingers or foreign objects into the grille while in operation.
•  Any changes or modifications made or attempted to this product, without the prior written approval of the manufacturer, will void any 

 

 

and all stated warranties.

•  To prevent overheating of this fan, keep the air inlets and outlets clean and free of anything that may cause blockage.   

 

 

 

Check all inlets and outlets from time to time to ensure it is clear of any dirt or dust accumulation. DO NOT COVER.

•  Do not use it in areas where gasoline, paint, or flammable liquids are used or stored.
•  This product contains recyclable materials. Do not dispose of this product as unsorted council waste. Please contact your local council for   
 

the nearest collection point. 

Summary of Contents for MultiVent FAN7453

Page 1: ... FAN7453 is a the MultiVent 3 Room Extract Unit ONLY Details in this Installation Instruction Manual give recommendations to how the centralised extract unit can be combined with other components to make it a complete system See the comprehensive Manrose range of Duct and Grille items to complete the installation A B C D E ØF 330 390 111 250 96 125 Supply Max Operating Temp IP Rating Motor Housing...

Page 2: ...y do not play with the MultiVent continuous extract ventilation system In case of damage to the supply cord switch off the device and do not tamper with it Damaged supply cords must only be repaired or replaced exclusively by the manufacturer or by an appointed representative Failure to comply with the above may endanger the safety of people and cause possible damage to the whole system The unit m...

Page 3: ...n the kit make sure that it is fully extended and not crushed sagging or torn Try to minimize the use of diffusers valves by having similar length duct runs to the inlets The bend radius measured to the inside of the bend should be at least 1x the duct diameter Avoid having any bends filters or other obstructions within 250mm of the fan inlets and outlet Securely mount the unit through the mountin...

Page 4: ...lengths of 125mm aluminium foil ducting for the extraction points Extend the 125mm aluminium foil ducting and slide the spigot collar over the ducting by approximately 150mm Slide the 125mm aluminium foil ducting over the spigot Slide the spigot collar over the ducting pressing it firmly all the way down the spigot clamping the aluminium foil ducting in place on the spigot To prevent the spigot be...

Page 5: ... the 150mm aluminium foil ducting DCT0214 to the 150mm waterproof cowl with mesh DCT3619 and tape it to the spigot From outside of the building cut a 150mm minimum hole in the outside cladding of the home and push the 150mm ducting through the hole Fit the waterproof cowl to the building exterior and then from the roof space pull the ducting taut and tape it off at the 150mm to 125mm reducer Exten...

Page 6: ...nit a delay on timer and an overrun timer can be selected and adjusted in the software using the buttons and screen See Commissioning section on page 10 of this document for details 4 The switched live output 230V AC from any other switch or controller such as a simple latching pullcord or push button switch humidistat or PIR detector can be connected to the LS terminal instead of connecting to a ...

Page 7: ...tion Action A 5V 5V Output Max 250mA RS485 communication to wired accessories Data connection B C if available The 5V and Ground connections are available on all units B A Data C B Data D GND Ground E COM Digital input common Go to Boost speed Min 1V max 6V The 5V output from the RS485 connection can be used as a power supply F Digital input 2 G COM Digital input common Go to Low speed Min 1V max ...

Page 8: ...old The unit will boost when the RH is above the threshold set point Analogue inputs Both analogue inputs have adjustable low and high trigger voltages within the 0 10V range The response to being above or below either of the threshold voltages is user settable Note The display doesn t show a decimal point for example at threshold voltage of 5 2V is displayed as 52 on the unit Digital Inputs The u...

Page 9: ...Switch 1 2 Low boost or purge speed Purge c n Comfort Mode Comfort mode Yes or No No d n Delay On Delay on Yes or No No d10 Delay On Time Delay to boost duration 1 to 60 minutes 10m o n Overrun Overrun Yes or No No o10 Overrun Time Overrun duration 1 to 60 minutes 10m r y Humidity Rapid Rise Rapid Rise Rapid rise Yes or No Yes A n Humidity Ambient Response Ambient response Yes or No No h70 Humidit...

Page 10: ...all power is OFF and ensure that it is electrically safe before starting Wire the 230VAC connections as per the diagram below Wire mains connections from a suitable source lighting circuit or add a new dedicated circuit from an RCD protected 10A MCB with the cable to L live BROWN N neutral BLUE and E protective earth GREEN YELLOW Wire a 230V connection from a switch located in the Bathroom that co...

Page 11: ...n switched on will activate PURGE 100 speed FAULT CODES FOR COMPLIANCE WITH G4 AS1 CLAUSE 1 5 If the MultiVent unit detects a fault it will display an error message on the HMI display These applications are to be installed and maintained to the requirements of AS NZS 3666 1 and AS NZS 3666 2 Fault Code Description F01 Control fault Unit failed startup check F02 Motor Fault No RPM F03 Humidity Temp...

Page 12: ...bly Only the full scroll assembly is replaceable 2 To remove the scroll assembly isolate the power then use a coin or similar to depress the cover retention clips and remove the cover 3 Disconnect and remove the power supply and signal leads 4 Remove the scroll assembly by unscrewing the two screws and unclipping the clips in the opposite two corners and lift the scroll assembly out of the housing...

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