Isafenest LZ-1903

Isafenest Photoelectric Smoke Alarm User Manual

Model: LZ-1903 | Brand: Isafenest

Introducció

Thank you for choosing the Isafenest Photoelectric Smoke Alarm. This device is designed to provide early warning of smoke and fire, helping to protect your home and family. It features a 10-year product life and a 5-year replaceable DC 9V battery, offering reliable and long-lasting protection. Please read this manual thoroughly before installation and use to ensure proper operation and safety.

Two Isafenest Photoelectric Smoke Alarms

Image: Two Isafenest Photoelectric Smoke Alarms, showing their compact, white design with a central test button and LED indicator.

Informació important de seguretat

Please observe the following safety precautions to ensure the safe and effective operation of your smoke alarm:

Contingut del paquet

Verifiqueu que tots els elements siguin presents al paquet:

Contents of the Isafenest smoke alarm package, including two alarms, mounting brackets, batteries, screws, and a manual.

Image: Contents of the Isafenest smoke alarm package, showing two smoke alarms, two mounting brackets, two 9V batteries, mounting hardware, and the user manual.

Configuració i instal·lació

Follow these steps for proper installation of your smoke alarm:

  1. Unscrew Mounting Bracket: Gently twist the mounting bracket counter-clockwise from the smoke alarm unit to separate it.
  2. Instal·la la bateria: Connect the included 9V battery to the battery clip inside the smoke alarm unit. Ensure correct polarity.
  3. Marca els punts de perforació: Hold the mounting bracket against the desired installation location on the wall or ceiling. Mark the two drilling points.
  4. Forats: Drill two 5mm diameter holes at the marked points. Insert the anchor plugs into the drilled holes.
  5. Suport de muntatge segur: Align the mounting bracket with the anchor plugs and secure it firmly using the provided screws.
  6. Attach Alarm Body: Align the smoke alarm unit with the mounted bracket and twist it clockwise until it clicks securely into place.
  7. Prova l'alarma: Press the 'TEST' button on the front of the alarm. The alarm should sound loudly, and the LED indicator should flash. This confirms proper installation and battery function.
Six-step visual guide for installing the smoke alarm, showing unscrewing the bracket, installing the battery, drilling holes, securing the bracket, attaching the alarm, and pressing the test button.

Image: A visual guide illustrating the six steps for installing the smoke alarm, from unscrewing the mounting bracket to testing the alarm.

Ubicació recomanada

For optimal protection, install smoke alarms in every sleeping area, outside each separate sleeping area, and on every level of your home, including the basement.

Diagram showing optimal placement of smoke alarms in a multi-story house, indicating locations on ceilings and walls.

Image: A diagram illustrating recommended placement of smoke alarms (green circles) throughout a multi-story home for comprehensive safety coverage.

Funcionament

Botó de prova

The 'TEST' button is used to verify the alarm's functionality. Press and hold the 'TEST' button for a few seconds. The alarm will sound a loud, pulsating siren, and the LED indicator will flash rapidly. Release the button to stop the test.

Close-up of the smoke alarm's test button, labeled 'TEST' with '85dB' indicating alarm loudness.

Imatge: Un primer pla view of the smoke alarm's 'TEST' button, highlighting its function and the 85dB alarm sound level.

Silence/Hush Button

In case of a non-emergency alarm (e.g., from cooking fumes), you can temporarily silence the alarm by pressing the 'HUSH' button (which is the same as the 'TEST' button). The alarm will silence for approximately 10 minutes. After this period, if smoke is still present, the alarm will reactivate.

Image showing a hand pressing the HUSH button on the smoke alarm, with a speaker icon crossed out, indicating silence.

Image: A visual representation of the 'HUSH' button function, showing a hand pressing the button to temporarily silence the alarm.

Manteniment

Canvi de bateria

The smoke alarm is designed with a 5-year replaceable DC 9V battery. When the battery is low, the alarm will chirp approximately once every 30-40 seconds, and the LED indicator will flash. Replace the battery immediately when this occurs.

  1. Twist the smoke alarm unit counter-clockwise to remove it from the mounting bracket.
  2. Disconnect the old 9V battery from the clip.
  3. Connect a new DC 9V battery, ensuring correct polarity.
  4. Reattach the smoke alarm unit to the mounting bracket by twisting clockwise until secure.
  5. Test the alarm using the 'TEST' button to confirm proper operation with the new battery.

Neteja del teu detector de fum

Dust and debris can accumulate on the smoke alarm and affect its performance. Clean your smoke alarm at least once a month.

Resolució de problemes

If your smoke alarm is not functioning as expected, refer to the following table for common issues and solutions:

ProblemaCausa possibleSolució
L'alarma sona cada 30-40 segons.Bateria baixa.Substitueix la pila de 9 V immediatament.
L'alarma sona freqüentment sense fum.Acumulació de pols, alta humitat, fums de cocció, vapor.Clean the alarm. Relocate if near kitchen/bathroom or high humidity areas. Use Hush button for nuisance alarms.
L'alarma no sona durant la prova.Dead or improperly installed battery, faulty unit.Check battery connection and replace if necessary. Ensure alarm is securely attached to mounting bracket. If problem persists, the unit may be faulty and needs replacement.
L'indicador LED no parpelleja.Sense alimentació, LED defectuós.Check battery. If battery is new and correctly installed, contact support.

Especificacions

CaracterísticaDetall
Número de modelLZ-1903
Tipus de sensorFotoelèctric
Font d'alimentacióDC 9V Battery (included)
Durada de la bateria5 Years (replaceable)
Vida del producte10 Anys
Potència de l'alarma85 dB a 3 metres
Humitat de funcionamentFins a un 95% d'HR (sense condensació)
Dimensions del producte10.8 x 10.8 x 5 cm
Pes de l'article180 g
CertificacionsCE, British BRE Certification (EN 14604)

Garantia i Suport

Isafenest products are manufactured to high-quality standards. For specific warranty details, please refer to the warranty card included with your product or contact Isafenest customer support.

If you encounter any issues or have questions regarding your smoke alarm, please contact the seller or Isafenest customer service for assistance.

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