Replacing Water Meter Batteries

How to determine which water meter battery you need & how to replace it.

General Information

• If your water meter has a blank screen like the one shown below, you may need to replace the battery:
  
  

We have two types of batteries for different versions of our Water Meters. Read below to determine which type you will need.

• Please provide photos of the side of your water meter to your support representative so they can determine which style you will need. 
  

  Type A Battery:

If your water meter is smooth sided with no lip and the serial number falls between 2204XXXX and 2303XXXX you will need a type A (white cased battery).

    Type B Battery:

If you have a water meter with serial ranges 2302XXXX and newer with a small lip on the sides you will need a type B cylindrical Battery. 

WM Battery Type A Replacement steps (S/N 2204xxxx to 2303XXXX with smooth sides)

Step 2: Remove the 4 clear plugs. After doing so, there will be 4 small Phillips head screws that will need to be removed.

 

 

Step 3: Open up the WM and remove the battery at the red quick connect plug. 

 

 

Step 4: Insert new WM battery and make sure eyelets are aligned with screw holes to ensure it is secure, and reassemble WM. Red and Clear tabs are not needed for resealing the sensor.

 

 

Water meter will now show the same readings it was showing previously

 

 

WM Battery Type B Replacement Steps (S/N 2202xxxx and newer with small lip on sides)

Step 1: Start by removing the 2 red and clear tabs on the side of the WM. These are not intended to be removed and the wire/cord will need to be cut in order to proceed to next step.

 

 

Step 2: Remove the 4 clear plugs. After doing so, there will be 4 small Phillips head screws that will need to be removed.

 

Step 3: Open up the WM and remove the battery at the black quick connect plug. 

 

 

Step 4: Use adhesive strip and apply on side of the battery going face down inside the water meter. Insert new WM battery by attach black connector and reassemble WM. Red and Clear tabs are not needed for resealing the sensor. 

 

Water meter will now show the same readings it was showing previously

 

 

If you have any issues or feedback, reach out to our support team via email at support@barntools.com or call/text Toll Free at 855-580-0058 during the hours of 8am-5pm CST Monday-Friday.