Thermostat Change
Modification of the electronic thermostat
for use with a router
A router cannot power a water heater with an electronic thermostat : the thermostat must be modified
2 possibilities:
In both cases, a second electrical line must be brought to the water heater
1 - Modify the electronic board: tuto here
2 - Add a contactor near the water heater. It must be protected by a 2A circuit breaker