Usually, your gas furnace must cycle on and off 3-8 times per hour, preserving a comfy temperature in your house. However a furnace that keeps turning off every minute or 2 won't warm your house correctly. Not only that, it may be indicating a larger problem that you require to look after.

So do not simply sit there and shiver. Fix what's wrong with your furnace and learn how to fix it.

1. Heater Air Flow Is Obstructed

Your heater's heat exchanger requires an excellent flow of air to cool it down. If the airflow is blocked, the heat exchanger will overheat, activating the safety shutdown. That will secure your furnace but leave you in the cold. Thankfully, this is simple to resolve.

Modification The Filter

Your furnace's air filter gets clogged with dirt and dust in time, limiting airflow to the heater. If you see your filter is obstructed, all you need to do is change or clean it.

Modification a disposable filter. Replacements are inexpensive and easily available, so stock on a couple of spares.

Tidy a reusable filter. These are higher quality, however require an occasional cleansing. Vacuum off any dirt and/or gently rinse and dry the filter, according to the manufacturer's guidelines.

Going forward, examine the filter monthly, and clean or alter your heating system filter at least every 90 days.

Open Some Vents

You https://furnace-repair-mississauga.ca might have closed a few vents in the past when your room got too hot. That's okay, but ensure some vents are left open. Once again, this is important to allow correct air flow to the heating system.

2. Your Thermostat Is Faulty

Another reason your heater keeps shutting off could be the thermostat.

Check The Setting

Guarantee your thermostat is turned on and switched to "HEAT." Likewise, confirm the temperature level. Somebody might have changed it to a lower setting than you 'd like.

Examine Thermostat Communication With The Heater

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

Examine Thermostat Positioning

A thermostat located in a warm area (for instance, near the kitchen area or on a sunny wall) will sign up a high temperature and shut the furnace off, while the rest of your space is still chilly.

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

3. Flame Sensing Unit Is Corroded Or Soot-Covered

A flame sensor problem could be why your furnace keeps shutting off. The flame sensing unit is a safety device designed to shut off your heater if no flames are discovered, safeguarding you against hazardous gas fumes. If the flame sensor ends up being corroded or covered in soot, it can not detect flames, even when your furnace is running effectively. As a result, the sensor shuts the heater down.

This is a serious problem requiring prompt expert heater repair work.

4. Heater Is Too Big

You may have been sold a heating system which is too big for your home. If that holds true, it will heat your spaces fast. When the heater reaches the set temperature level, the thermostat will shut it off, causing your home to cool rapidly ... setting off the heating system to turn on once again. This short-cycle pattern will not provide the home comfort you desire, and is tough on your furnace, too.

Check out replacing your extra-large furnace with a new, energy-efficient model that is correctly sized for your needs.

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