Are there batteries in the sensor that need to be replaced?
1360544
Depending on the frequency of use of the garage door, the sensor battery should last approximately 10,000 cycles (1 cycle is an open and close action). On average, this would equate to about 3 years. The sensor will alert your app when it approaches this figure.
902176
The battery is just a flat disk inside the cap. You just take the cap off the stem, twist the top of the cap off like you would change a flashlight battery, slide the expired battery out, and slide in a new battery. Twist the cap back on and screw it back on the stem. The sensor does its thing and you are all set. I have had a unit in the past that you cannot replace the battery, as it's one piece. This is the reason I bought the Tire Minder; You only have to replace the battery instead of the entire unit.
1658014
Two possible optionThe sensor is no well cleanAfter the first, take de batteries out a reseting the device.
192393
your batteries are more then likely getting low, pull them out and replace them
520837
Try removing the batteries, and leave them out for a couple of hours before putting them back in. It is possible there is a static buildup on the sensor. I had a similar problem with a desktop scanner, and performing a power cycle solved the problem. Other than that contact VuPoint tech support.
1524165
This model does not have a battery in it. It gets its power from the main alarm system board. If your alarm system is working everywhere else except this sensor then it would appear that the sensor is not working any more. Make sure the rest of your alarm system is working properly before replacing the sensor. It might just be a loose wire in the sensor circuit.
1078217
Not readily apparent. You will have to contact the manufacturer. I replace the battery in my alarm system every 5 years regardless of whether the battery has failed or not, and I have had two of these batteries last the full 5 years.
34733
In my thermostat there are no batteries. It's hardwired in. When it started to malfunction I had to replace the whole unit.
960400
The battery is enclosed in the unit.If it is even replaceable it would have to be done by someone else I would think and even then would probably just be cheaper to replace the unit.
966029
I'm not sure that it is required, but since you have the transfer motor off and can easily replace the sensor it would be a good investment to change it while you're there.
495922
I agree with Lawis' answer below. The old sensor can be removed from the fixture and replaced with this one.
2123204
Time to replace the battery. The A23 batteries included with the system are junk. A couple of my sensors only lasted 3 months. I bought energizer brand as replacements.
1851330
You may also want to check the wires leading to the unit(if this is a troubleshooting issues). I purchased these and turns out I needed new wires and not sensors.
1560386
I have changed the batteries several time in my sensor with no problems. Make sure that when you changed the batteries that you did not hit one of the dip switches in the sensor my accident. I did this one time in one of my sensors.
1317085
I have P409s and now batteries went out, I have to replace and dont know what sensor to buy. Anybodu know??????
853478
I would say may be...but I am using the adapter instead of batteries.So no worries about the accidental activation of the sensor.No wastage of batteries.Somehow I strongly feel that it wouldn't happen often.
664261
The sensor does not work. We use it in place of the candle for when the electricity goes out. Rather than the original purpose