C501 | Thermostat C501 is not working?
A common reason why C501 thermostat is not working is an incorrectly inserted temperature control wheel, non-adjusted setting of 0 on the temperature scale with a dash of the adjusting wheel.
A common reason why C501 thermostat is not working is an incorrectly inserted temperature control wheel, non-adjusted setting of 0 on the temperature scale with a dash of the adjusting wheel.