Why Does My Heating System Keep Turning Off?

[Davenport Adell]

Typically, your gas heater need to cycle on and off 3-8 times per hour, keeping a comfortable temperature level in your home. But a heating system that keeps shutting off every minute or 2 will not warm your house appropriately. Not only that, it may be signifying a bigger problem that you require to take care of.

So do not just sit there and shiver. Repair what's wrong with your furnace and learn how to repair it.

1. Heating System Air Flow Is Blocked

Your heating system's heat exchanger requires a good circulation of air to cool it down. If the air flow is blocked, the heat exchanger will overheat, triggering the safety shutdown. That will protect your furnace but leave you in the cold. Luckily, this is simple to resolve.

Change The Filter

Your heater's air filter gets blocked with dirt and dust in time, restricting air flow to the heating system. If you see your filter is blocked, all you need to do is alter or clean it.

Change a disposable filter. Replacements are inexpensive and readily offered, so stock on a few spares.

Tidy a multiple-use filter. These are higher quality, however need an occasional cleansing. Vacuum off any dirt and/or carefully wash and dry the filter, according to the manufacturer's instructions.

Moving forward, examine the filter monthly, and clean or alter your heating system filter a minimum of every 90 days.

Open Some Vents

You might have closed a couple of vents in the past when your space got too hot. That's okay, but make sure some vents are left open. Once again, this is essential to permit appropriate airflow to the heater.

2. Your Thermostat Is Faulty

Another reason your heating system keeps shutting off could be the thermostat.

Examine The Setting

Guarantee your thermostat is turned on and switched to "HEAT." Likewise, double-check the temperature. Someone might have adjusted it to a lower setting than you 'd like.

Inspect Thermostat Communication With The Furnace

Have a friend stand near the heater and listen while you change the thermostat from "LOW" to "HIGH." If he or she hears a sound, the issue is most likely with your heating system. If not, your thermostat is likely malfunctioning.

Examine Thermostat Positioning

A thermostat situated in a warm area (for example, near to the kitchen area or on a sunny wall) will sign up a high temperature and shut the heater off, while the rest of your room is still hvac repair mississauga cold.

Talk with us about the best thermostats and the most efficient placement. If your home tends to heat unevenly, think about a heat zoning system.

3. Flame Sensor Is Corroded Or Soot-Covered

A flame sensor issue could be why your heater keeps shutting off. The flame sensor is a safety device developed to turn off your heater if no flames are identified, safeguarding you versus hazardous gas fumes. If the flame sensing unit becomes rusty or covered in soot, it can not identify flames, even when your heater is running correctly. As a result, the sensing unit shuts the heating system down.

This is a major issue requiring timely expert heater repair work.

4. Heater Is Too Big

You may have been offered a heating system which is too large for your home. If that's the case, it will warm your spaces quick. Once the heating system reaches the set temperature, the thermostat will shut it off, triggering your house to cool quickly ... setting off the heating system to switch on once again. This short-cycle pattern won't supply the home comfort you desire, and is hard on your heater, too.

Check out replacing your large heater with a new, energy-efficient model that is correctly sized for your requirements.