An excellent gas heating system repairing guide assists you in identifying what is wrong with the heating system based on its signs. That's what we do here with clear, straightforward details.
Repairing Common Gas Heating System Issues
Every year, thousands of Calgary homeowners ask, "What's wrong with my gas heater?" furnace service If you're in that circumstance, this guide will arm you with details before you call a furnace business. Knowledge is protection versus being benefited from-- though a lot of repair specialists have sound principles.
Note: This guide covers the most typical issues, specifically those most property owners can quickly contact no tools or basic tools such as screwdrivers and a multimeter.
1. The Furnace Won't Start
If absolutely nothing happens when the thermostat is set above the house's current temperature level, the most likely causes are these:
- The furnace switch (located on or near the furnace, appears like a typical light switch) is shut off and simply requires to be switched on, though the heating system may have a short delay before beginning
- The breaker is off, and if the circuit continues to trip after it is turned back on, there is likely an electrical wiring brief in the heating system
- The thermostat isn't set to "heat," which is simple to inspect and remedy
- The thermostat isn't working, and this is often caused by a wire coming loose, so inspect the electrical wiring connections
- The thermostat needs fresh batteries, if battery-powered, or it is bad and need to be changed, a concern that can be detected using an electrical multimeter that shows if a circuit is complete
- The filter is dirty and should be changed or cleaned, a problem that is specifically true on more recent furnaces that are geared up to shut down if the filter isn't enabling appropriate air flow, a condition that can trigger major mechanical failure
- The heater's primary circuit board/control board is bad, a concern that can be diagnosed by an A/C technician is nothing else resolves the issue
2. Heater Blowing Cold Air
If the furnace will not produce heat, you can check to see if it is getting power by moving the fan switch from the "Vehicle" position to the "On" position. If the fan comes on, then the furnace is getting power. The most likely concerns then are:
- The gas is shut off, so examine the gas dick near the furnace to ensure it is parallel to the gas line
- The gas control valve isn't opening and should be changed
- The ignitor is stopping working and need to be replaced
- The draft motor isn't operating or the fresh-air consumption is obstructed, maybe by snow or debris, and needs to be cleared
3. The Draft Motor Runs, Furnace Won't Start
The draft motor is also called the inducer motor. It pulls hot combustion gases through the furnace and out the exhaust stack. If it begins and then the furnace shuts down, the cause might be:
- The motor or the board that manages it has stopped working and must be replaced
- A blocked air consumption or obstructed exhaust chimney (snow, particles and 24 hour furnace repair calgary bird's nests prevail causes) need to be cleared
- Among the concerns talked about above with gas, gas valve and ignitor should be addressed
4. The Draft Motor Won't Start
The problem, in this case, is either that the motor is bad or the capacitor that supports it is bad. This video will assist you in troubleshooting draft motor problems and what is causing them.
5. The Flame Starts, but the Heater Shuts Down
If the burner starts making heat however soon shuts down without warming your house, the flame sensor isn't working. If the sensor has deterioration on it, sanding it might work, though replacing it is a longer-lasting repair.
6. The Blower Will Not Shut Down
If the blower motor runs all the time, there are three common problems:
- The fan turn on the thermostat is set to "on" rather than "vehicle".
- Relays in the control panel are stuck in the closed position, so the blower is getting a constant supply of electricity, and the control panel should be replaced.
- The thermostat also has contacts that manage power to the heater, and they can be used, so the thermostat needs to be changed.
7. Why Does the Furnace Keep Turning Off?
If your furnace burner lights but the heater soon shuts off, there are a couple of typical problems that may trigger this:.
- The furnace filter is filthy and ought to be cleaned or changed.
- The flame sensing unit isn't working and must be changed.
- The thermostat is failing.
- While these are common, there are numerous other prospective causes best diagnosed by a heating system specialist. This video provides extensive coverage to the problem of heater short-cycling.
8. The Heater Runs however Can't Keep your home Warm.
If your heating system is properly sized for your house, then it should keep your house warm even in extreme cold. If it runs constantly but isn't offering sufficient heat, the likely causes are:.
- An unclean filter that must be cleaned (just if the washable type) or replaced.
- The filter is the wrong type for your furnace and restricts air flow, so must be changed.
- The filter is installed in reverse, a concern that can be examined by searching for the arrows on the filter frame that show proper setup instructions with the flow of air.
- Air ducts are dripping, often producing obvious whistling noises, and it is time to have them sealed as suggested by Energy Star.
9. The Heater Makes Loud Noises.
A noisy heating system is usually the result of:.
- The heating system being a single-stage design that operates on high capacity all the time, so it's going to be loud.
- A bad bearing in the draft motor or the blower motor that need to be changed.
- A leak in the heater cabinet, sheet metal plenum or ductwork near the heating system that should be tightened up.
- An unclean filter, which can likewise trigger whistling.
10. The Furnace Leaks when AC is Running.
Water condenses on the evaporator coil in your heater, and if it leakages onto the flooring, the issue is probably a stopped up drain pan or drain line.
11. The Air Coming from the Furnace Smells Bad.
Foul odors from the heater are usually brought on by:.
- An extremely dirty filter that must be washed, if washable, or changed.
- A dead rodent or bird somewhere in the system, typically a job for an expert heater specialist.
12. The CO Screen Going Off.
A carbon monoxide alarm ought to be taken seriously. Turn the heater off at the thermostat. Don't go into the space where the furnace is located. Open doors and windows, and go outside. Call 911 from a cell phone outside your house.
How to Pick a Gas Heating System Repair Work Professional.
Some property owners choose the most inexpensive repair work service in Calgary, and the outcomes are normally poor. Cheap services are either just getting going, so lack experience or they have a bad reputation, so need to give inexpensive pricing to get jobs.
On the other hand, some services are overpriced. The best method to find quality furnace repair at a fair cost is to get quotes from numerous of the leading heater repair work business in Calgary. Consult with each, find out about their history and the experience of the specialists that will do the work. Select a knowledgeable furnace repair work specialist with reasonable rates.