There are many signs to suggest to you that your device is calling for an urgent repair.
If you frequently miss the maintenance date of your furnaces, you might need an emergency repair to get your furnace to function properly.
If you are smelling some odd odor in your house, like a burning or pungent odor, it might indicate a gas leak.
You should quickly switch off the device and wait for heating repair professionals in Mesa to handle the problem in such a situation.
If your blower is giving off cool air instead of warm air, it suggests some problem with your pilot or burner.
Suppose your fan is not turning off even after reaching the temperature directed by the thermostat.
The system may be facing issues with the connection between the thermostat and the furnace.
But before confirming anything, check if your thermostat is on 'auto' mode or 'on.' If it is on auto, then you require an urgent repair.
The color of the flame in your burner should also be monitored. It must always be blue but, if it is yellow, then it means the gas is not burning enough.
Not only will it affect the warmth of your home, but it will also emit carbon monoxide gas which is very dangerous to human health.