6 (9)
Summary of LEDs
STATUS LED
Meaning
WHITE
The unit is switched on and
active, and no errors or
alarms are indicated.
Dark/Off
The unit is not powered.
Make sure the unit is con-
nected to a power source.
Check that the power source
is working properly.
YELLOW
Leak detection is deactivated.
Press the WATER ON/OFF
button to activate the func-
tion.
YELLOW
Flashing
Detected leakage.
WHITE
Flashing
The unit is being updated and
other functions are temporar-
ily disabled. Do not discon-
nect the power source.
GREEN
Flashing
The unit is collecting data on
the water pressure and has
closed the valve in the mean-
time. Data collection con-
tinues for up to one minute,
after which the unit opens the
valve again.
RED
The unit is not working/is not
working properly. Contact
technical support.
WATER ON/
OFF LED
Meaning
WHITE
The valve is open. The water
supply/flow is on.
Dark/Off
The valve is open. The water
supply/flow is off.
WHITE
Flashing
Indicates that there is an
ongoing water flow.
YELLOW
The position of the valve has
been changed using the man-
ual switch. Press the WATER
ON/OFF button to turn off the
warning/alarm function.
RED
The water pressure is very
low or there is no water in the
pipe. Check that the water
system is working properly.
CONNECT
LED
Meaning
WHITE
Wi-Fi configured and con
-
nected.
4. Make sure that the CONNECT LEDs on
both units flash GREEN rapidly for about a
second.
5. If pairing was not completed,
redo process steps 2 to 4.
Pairing via the LK app
Pairing can also be done via the LK app if the
units are connected to Wi-Fi and added to the
same account. Follow the instructions in the LK
app.
functions
1. Valve switch.
2. Reset button (factory setting)
3. CONNECT LED for pairing.
4. CONNECT button for pairing.
5. STATUS LED (red, green, white and yel-
low).
6. ON/OFF button for water.
7. ON/OFF LED for water.
EN.40.C.12.2021-12-06
