Brand: ELRO
Category: Smoke Alarm
Document Type: Manual
Language: EN
Available Languages: EN , ES
Manual for FS1801xx_FS1805xx
Uploaded: April 20, 2026, 7:50 p.m.
Manual Publish Date: 2024-04-29
Warranty Information
No warranty period is specified in the manual.
Normal Operation: Device functions properly, indicated by a LED flash every 32 seconds.
Testing: Press the test button for at least 5 seconds. The device will beep 3 times with a 1.5-second pause between beeps, and the LED will flash simultaneously.
Alarm: If smoke is detected, the device emits a loud alarm (85dB(A) at 3m) and flashes the LED rapidly (1x per second, 3 times, with a 1.5-second pause).
Low Battery Alert: A low battery is indicated by a beep every 32 seconds (simultaneously with LED flash). Replace the battery immediately.
Fault Warning: If the device malfunctions, it will beep every 32 seconds, alternating with an LED flash. Contact support or replace the device.
Troubleshooting and error codes
| Problem | Possible Cause | Solution |
|---|---|---|
| False Alarm | Dust or steam | Ventilate the area. Clean the detector if necessary. |
| Device not alarming during test | Low battery or device malfunction | Replace the battery (see section 3). If the problem persists, replace the detector. |
| Continuous beeping | Low battery | Replace the battery (see section 3). |