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2 WARNINGS AND PRECAUTIONS
Transport and storage
• Do not leave the device exposed to atmospheric agents (rain, sun, snow, etc.).
• Duct connections/duct ends must be covered during storage and installation.
Installation
• After removing the product from its packaging, verify its conditions. Do not leave packaging within the reach of children or
people with disabilities.
• Beware of sharp edges. Use protective gloves.
• The device should not be used as an activator for water heaters, stoves, etc., nor should it discharge into hot air/fume vent
ducts deriving from any type of combustion unit or tumble dryer.
• If the environment in which the product is installed also houses a fuel-operating device (water heater, methane stove etc., that
is not a “sealed chamber” type), it is essential to ensure adequate air intake, to ensure good combustion and proper equipment
operation.
•If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order
to avoid a hazard.
• The electrical system to which the device is connected must comply with local regulations.
• Before connecting the product to the power supply or the power outlet, ensure that:
- the data plate (voltage and frequency) correspond to those of the electrical mains;
- the electrical power supply/socket is adequate for maximum device power.
• For installation an omnipolar switch should be incorporated in the fixed wiring, in accordance with the wiring rules, to providea
full disconnection under overvoltage category III conditions (contact opening distance equal to or greater than 3mm).
• Ensure adequate air return into the room in compliance with existing regulations in order to ensure proper device operation.
• Install the product so that the impeller is not accessible from the air outlet side as verified by contact with the Test Finger (test
probe “B” of the norm EN61032) in compliance with the current safety regulations.
Use
• The device should not be used for applications other than those specified in this manual.
• This appliance can be used by children aged from 8 years and above and persons with reduced physical, sensory or mental
capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the
appliance in a safe way and understand the hazards involved. Children shall not play with the appliance.
Cleaning and user maintenance shall not be made by children without supervision.
• Do not touch the appliance with wet or damp hands/feet.
• The device is designed to intake clean air only, i.e. without grease, soot, chemical or corrosive agents, or flammable or explosive
mixtures.
• Do not use the product in the presence of inflammable vapours, such as alcohol, insecticides, gasoline, etc.
• The system should operate continuously, and only be stopped for maintenance/service.
• Do not obstruct ducts or grilles to ensure optimum air passage.
• Do not immerse the device or its parts in water or other liquids.
• Operating temperature: 0°C up to +40°C.
Service
• Although the mains supply to the unit has been disconnected there is still risk for injury due to rotating parts that have not come
to a complete standstill.
• Beware of sharp edges. Use protective gloves.
• Use original spare parts only for repairs.
3 PRODUCT INFORMATION
WARNING
Make sure that the mains supply to the unit is disconnected before
performing any installation, service, maintenance or electrical work!
The installation and service of the unit and complete ventilation system must be performed
by an authorized installer and in accordance with local rules and regulations.
If any abnormality in operation is detected, disconnect the device from
the mains supply and contact a qualified technician immediately.
3.1 General
QCmev is a whole-house centralised mechanical extract unit, designed to be connected to selfadjusting extracts.
Suitable for wall, ceiling and floor installation, for horizontal or vertical mounting.
Also available Himidity Control version (QCmev 125 HY).
QCmev is supplied with 1xØ125mm outlet to exhaust air to the outside, + 4xØ125mm inlets to draw stale air out from inside.
