Samsung SmartThings Water Leak sensor won't connect

Last Update Date : Apr 04. 2019

If after initial setup and your Samsung SmartThings Water Leak sensor won't connect, ensure that SmartThings Hub is installed and follow these steps:

1 Delete the sensor

On Samsung SmartThings home screen, tap Water Leak Sensor > tap More (3 vertical dots on the top right) > Edit > Delete device
2 Reset the sensor

a. To re-add Water Leak Sensor, tap + on the home screen > Add Device > SmartThings > Moisture Sensors
b. While the Connect Home is searching, press and hold the connect button on the Water Leak sensor for 5 seconds
c. Release the button when the LED light starts blinking red. The LED should blink green three times when it connects to the Connect Home
3 How far away is the sensor from the Connect Home?

a. Bring the sensor within 10-feet (3-meters) of the Connect Home and try the reset and repeat the steps detailed in Setup. Confirm the sensor is working
b. Move the to the final location and confirm it continues operating
4 Confirm the LED is blinking
5 Check that the battery is not drained and is firmly seated within the casing. If the battery level is low, replace it (1 CR2).
Samsung SmartThings Water Leak sensor won't connect
6 Check that the sensor did not pair in the background or pairs silently and the spinner on the pairing screen doesn't go past Searching for devices

a. To check, go the device list in the App: My Devices. Look for a device with the generic name Leak Sensor
7 Did any water get inside the device casing? Check for discoloration around the batteries as a sign of water damage
8 Reboot the hub

a. Tap Wi-Fi hub on home screen > Tap the picture of Wi-Fi hub device > Reboot Device > Reboot
b. If the Connect Home does not respond to the reboot command, hard reboot it by unplugging the power for 30 seconds
9 If the Connect Home does not respond to the reboot command, hard reboot it by unplugging the power for 30 seconds

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