hi all,been to a isar he 24 today that wont shut down on thermostat, tested flow thermister at room temp around 2k ohm.
swaped flow and return therms and it now shuts down.new thermisters to be fitted tomorrow,my question is what is the purpose of the return thermister.
thanks
oldplumb
swaped flow and return therms and it now shuts down.new thermisters to be fitted tomorrow,my question is what is the purpose of the return thermister.
thanks
oldplumb