faq / troubleshooting

What is a smoke alarm?

Smoke alarm is an electronic fire security device which will early sense smoke to warn occupants with a loud siren so they can get out before being intoxicated by smoke. (80% of fire deaths are due to inhalation of toxic smoke)

How does my smoke alarm work?

Cavius smoke alarms are using photoelectric technology enclosed in what we call the ‘smoke chamber’. This smoke chamber contains a LED which will emit light on a photocell receiver. When smoke particles goes into the smoke chamber, it will reflect in the beam and will trigger the alarm.

Which standard/Norm is required for smoke alarms?

In Europe, domestic smoke alarms must be CE certified and comply to EN14604:2005/AC:2008. Some national quality standard and certification may exist in some countries (i.e. VdS in Germany, NF292 in France…) United States will require UL 217 standard, and Australia AS3786.

Never install an alarm without correct certification – it can jeopardize your life.


Where should I install my smoke alarm?

Your smoke alarm should be installed in the middle of the room or at least 50cm from any obstacle (as far as possible from the wall), with a minimum of one smoke alarm per floor (ideally one per room). The best areas to install your smoke alarm will be in hallways and stairways, close or in each room.

Where should I not install my smoke alarm?

It is highly recommended to not place your smoke alarm in kitchen or bathroom: smoke and vapors could cause false alarms. Please also avoid garages, laundries, fire places where combustible particles could disturb your alarm, and all locations close to airstreams.

In these areas its preferable to install thermal alarms instead.


How many smoke alarms should I install in my house?

One smoke alarm per floor is a minimum.

Ideally in each room where it is advised to install a smoke alarm.

How to install my smoke alarm?

Install your smoke alarm by using the mounting base with screws and plugs supplied.

Install a minimum of one smoke alarm per floor, in each room for enhanced protection.


How often should I test my alarms?

We recommend that you do a visual check that the alarm flash the LED every 48 second once per week, and do a full test of the alarm once per month.

When you press the test button the alarm will check the full function of the chamber and the battery.

I do not have any alarm when I press on the test button.

Make sure that you pressed long time enough on test button – Holding at least 10sec.

Make sure battery is not depleted and installed respecting polarities. It may not power the smoke alarm if the battery is loose or does not touch terminals properly.

If your smoke alarm is not clicked into its mounting base, it will not be powered.

What should I do if my smoke alarm beeps?

Short beeps every 48sec. means the end of life of your battery.

You may also have some dust particles in the smoke chamber which can be removed by vacuuming the mesh.


What should I do if my smoke alarm is having false alarms?

First you can hush your alarm by pressing on the pause/hush button. It will pause the alarm for 10 minutes to allow you to find the reason of this and to locate the source of the alarm.

Humidity or dust particles in the smoke chamber can cause false alarms; this can be solved by vacuuming the mesh and drying the smoke alarm.

You may need to relocate your smoke alarm if it is too close from the kitchen, bathroom, air condition units or any other source of humidity.


How to test and maintain my smoke alarm?

After installation or every quarter, you can test your smoke alarm by pressing on the test button for at least 10sec. This will trigger the alarm.

To maintain your smoke alarm, vacuum around the smoke chamber regularly. Dust may accumulate inside the mesh even if it looks clean outside.

Do not use water or households’ products to clean your product.


How to replace the battery?

Detach the smoke alarm from the mounting base by twisting counter clockwise and replace the battery respecting the polarities and making sure it doesn’t loose in the battery compartment. After replacement, attach the alarm to the base by twisting clockwise. Always test the alarm after battery replacement.

Please note that 10Y battery are not replaceable.

What could affect the efficiency of my smoke alarm?

Your product could be affected if located in a corner, on the wall, in a humid or extreme temperature area.

When should I replace my smoke alarm?

Your smoke alarm has a 10 years’ lifetime. The end of life of your product is written on its product label inside the battery compartment.

What should I do if I’m having an alarm triggering?

Alert young children and seniors.

Leave the house following the escape route. Every second is important, do not loose time collecting valuable objects.

Stay close to the ground if the air is charged with smoke. Do not breathe completely and cover your mouth with a wet clothe if possible.

Once outside your house, call emergency services.


Why should I choose to purchase a more expensive alarm versus the cheap alarms on the market?

The higher price of some alarms often reflect the quality of the components used, and these alarms often use less power and there have a longer battery life. More aggressive quality control cost more. All CAVIUS alarms are 100% tested for sensitivity, sound, power consumption and many other points. The manufacturing set up is audited by AFNOR and CNPP from France, one of the worlds best test institutes. All shipments are inspected by ourselves and by a 3rd party testing institute.

Furthermore, samples from all production batches are sent to CNPP for test – all to secure the worlds safest alarms for you.