How to use gas alarm

Many people do not know how to use the gas alarm after they buy it, such as how to wire, how to set up, how to install, etc. The following will teach you how to use the gas alarm correctly.

First, prepare one alarm and lay it flat on the table

Unscrew the cover of the alarm in a counterclockwise direction, and at the same time use your other hand to fix the bottom to prevent slippage. Never twist in a clockwise direction, otherwise tighten

Take out the power adapter, find the wiring of the power adapter, find out which is the power supply +, and which is the power supply negative -, then find the interface above the alarm, take a word to loosen the screw, and plug the wire into Go, pay attention to this time, plug it in from the left ear and connect it to the circuit board

After connecting to the line, tighten the explosion-proof cover of the alarm, plug the power supply, and wait until the screen lights up and the data is displayed correctly.

Precautions

When you unscrew the explosion-proof cover, you must pay attention to counterclockwise rotation, otherwise it will tighten

Find out which one is positive + and which is negative-