There is a machine that looks like a white set-top box with TLSM integrated HUB written on the sink or shoe cabinet due to a communication error between the hub and the actuator.
After checking that the LAN wire connected there is not unplugged or loosely plugged in, unplug the plus wire next to it and unplug it, and
There is a plug wire, so unplug it and plug it back in, then come back to the switch and check if the error code is displayed. Also, if an error code is displayed, please contact the customer center.
※ For error codes with “b” in front of B01,03,14,16,82,90, etc., please contact the boiler or actuator manufacturer as a driver or boiler error code. (Refer to the code below)
b82,90 <<< This is an error code between the actuator and the boiler, so you must contact both.