Usi Electric Smoke Detector S-1810 Manual Exclusive [SAFE]

The is an older (discontinued) ionization-type model. Here are its key features based on its original manual and specifications:

The S-1810 features a "Hush" or "Silence" button. If the alarm sounds due to cooking smoke, pressing this button will silence the horn for approximately 8 minutes. During this time, the LED may flash every 8 seconds. If you forget you put it in silence mode, you might wonder why the light is behaving differently. Usi Electric Smoke Detector S-1810 Manual

Use the AC Quick Connector with three pigtail wires: Black: Hot/Live AC line. White: Neutral AC line. The is an older (discontinued) ionization-type model

Look at the back of the detector. You will see a sticker with a date code that says "MFG. DATE: MMM YYYY" (e.g., "JAN 2014"). During this time, the LED may flash every 8 seconds

Plug the connector into the back of the alarm and twist the unit clockwise onto the mounting bracket until it snaps into place. Maintenance and Battery Replacement

Check the circuit breaker and ensure the quick-connector is snapped in tightly.