How to change the battery of xysb type ic card smart water meter in Tai'an City Xiangyang Electronics Co.

Pro! First of all you have to find your plug-in card water meter battery compartment location, Tai'an City, Xiangyang ic card water meter with 3.6V lithium batteries ER14505M, and then look at the battery on the cable, or on the line with a plug, if the battery with a line to use a soldering iron to the battery positive red line welded to the circuit board terminal board, the black line or other colors of wire is usually the battery negative, change the line welded to the negative wiring. It is best to have a plug, but it should be matched with a plug that has the same spacing as the original model style, and the red and black wires must be in the same position to work, otherwise it will short out and damage the circuit. If your battery has only two wires or the plug model is not the same, there is no soldering iron. There are also ways. Finally you can cut down the original old battery plug, red to red, black to black to connect the wire core, respectively, wrapped on it. Install the battery, brush down the water card, the solenoid valve is open, your water can be used.