Frequently asked questions
How to Install a Guardian Smoke & Heat Detector
Learn how to install a new Guardian Smoke & Heat Detector in just a few simple steps.
Need to change the battery on your Guardian Simon Xti Security Panel? First, make sure your system is disarmed, and then place your system on test mode. Watch the video below for a few additional steps and then you’re all set!
Read the step-by-step instructions here.
How to replace the batteries
Watch a step-by-step video for replacing the batteries in your Smoke & Heat Detector.
Follow these steps to replace your PowerG Smoke & Heat Detector’s battery:
- Log in to your Guardian account.
- Select System Info and then Test My System.
- Enter your Verbal Alarm Password to put your system in Test Mode.
- Remove the device by twisting it counterclockwise.
- Remove the batteries. Use your screwdriver if needed to lift the old batteries.
- Wait for 30 seconds and then put in the new batteries.
- Place the device clockwise to reattach the device to the mounting plate until you hear a click.
- Press the Test button for 30 seconds or until the smoke detector beeps to ensure it is working properly.
- Take your system out of Test Mode.