“If your current unit is quite old, your new air conditioner is likely to need electrical updates, like adjusting thermostat wiring or upgrading breakers in your panel, and this can add up to $500 to the total cost.” The furnace If your furnace isn’t compatible with the new air ...
Step 3 - Thermostat Problems If the heating element passed the meter probe test, then the problem with your water heater is most likely a malfunctioning upper or lower thermostat. Some mobile home water heaters will contain only one thermostat. That is perfectly normal. In order to test the ...