An excellent gas furnace repairing guide assists you in identifying what is wrong with the heater based on its signs. That's what we do here with clear, straightforward details.
Fixing Common Gas Heating System Issues
Every year, countless Calgary property owners ask, "What's wrong with my gas heater?" If you're in that situation, this guide will arm you with information prior to you call a heating system company. Understanding is security versus being made the most of-- though most repair work specialists have sound ethics.
Note: This guide covers the most common issues, particularly those most house owners can easily contact no tools or standard tools such as screwdrivers and a multimeter.
1. The Furnace Won't Start
If nothing happens when the thermostat is set above the home's existing temperature level, the most likely causes are these:
- The heating system switch (located on or near the heater, looks like a common light switch) is turned off and simply requires to be turned on, though the furnace may have a short hold-up before starting
- The circuit breaker is off, and if the circuit continues to journey after it is turned back on, there is likely an electrical wiring short in the furnace
- The thermostat isn't set to "heat," which is easy to examine and remedy
- The thermostat isn't working, and this is in some cases brought on by a wire coming loose, so inspect the wiring connections
- The thermostat needs fresh batteries, if battery-powered, or it is bad and must be changed, a problem that can be diagnosed utilizing an electrical multimeter that reveals if a circuit is complete
- The filter is filthy and should be replaced or cleaned, a problem that is especially real on more recent furnaces that are equipped to close down if the filter isn't allowing sufficient air flow, a condition that can trigger serious mechanical failure
- The heater's primary circuit board/control board is bad, a problem that can be identified by a HEATING AND COOLING specialist is nothing else resolves the concern
2. furnace replacement Heater Blowing Cold Air
If the heater 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 begins, then the heater is getting power. The most likely issues then are:
- The gas is shut off, so examine the gas cock near the furnace to make sure it is parallel to the gas line
- The gas control valve isn't opening and must be replaced
- The ignitor is failing and need to be replaced
- The draft motor isn't functioning or the fresh-air intake is obstructed, perhaps by snow or debris, and requires to be cleared
3. The Draft Motor Runs, Heater Will Not Start
The draft motor is also called the inducer motor. It pulls hot combustion gases through the heating system and out the exhaust stack. If it starts and then the furnace closes down, the cause might be:
- The motor or the board that controls it has actually failed and need to be replaced
- An obstructed air consumption or blocked exhaust chimney (snow, debris and bird's nests are common causes) should be cleared
- Among the concerns talked about above with gas, gas valve and ignitor should be attended to
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 help you in repairing draft motor problems and what is triggering them.
5. The Flame Begins, but the Heating system Shuts Down
If the burner begins making heat but quickly turns off without warming your home, the flame sensing unit isn't working. If the sensor has rust on it, sanding it may work, though changing it is a longer-lasting fix.
6. The Blower Will Not Turn Off
If the blower motor runs all the time, there are three common concerns:
- The fan switch on the thermostat is set to "on" rather than "automobile".
- Relays in the control panel are stuck in the closed position, so the blower is getting a constant supply of electrical energy, and the control board need to be replaced.
- The thermostat also has contacts that control power to the heater, and they can be worn, so the thermostat should be changed.
7. Why Does the Heater Keep Shutting Off?
If your heating system burner lights however the heating system quickly turns off, there are a couple of common problems that might cause this:.
- The heater filter is dirty and should be cleaned up or replaced.
- The flame sensor isn't working and need to be replaced.
- furnace replacement calgary The thermostat is failing.
- While these are common, there are numerous other potential causes finest detected by a heater technician. This video offers thorough coverage to the problem of furnace short-cycling.
8. The Heater Runs however Can't Keep your home Warm.
If your heater is correctly sized for your house, then it ought to keep your house warm even in extreme cold. If it runs constantly but isn't supplying sufficient heat, the likely causes are:.
- An unclean filter that should be cleaned (just if the washable type) or changed.
- The filter is the incorrect type for your furnace and restricts airflow, so should be replaced.
- The filter is set up in reverse, a problem that can be checked by looking for the arrows on the filter frame that reveal proper installation direction with the circulation of air.
- Duct are dripping, in some cases producing obvious whistling noises, and it is time to have them sealed as suggested by Energy Star.
9. The Heating System Makes Loud Noises.
A noisy furnace is frequently the result of:.
- The heating system being a single-stage model that runs on high capability 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 leakage in the heater cabinet, sheet metal plenum or ductwork near the heater that should be tightened.
- A filthy filter, which can likewise trigger whistling.
10. The Heating System Leaks when A/C is Running.
Water condenses on the evaporator coil in your heating system, and if it leaks onto the flooring, the issue is more than likely a blocked drain pan or drain line.
11. The Air Coming from the Heating System Smells Bad.
Foul odors from the furnace are generally triggered by:.
- A very dirty filter that need to be cleaned, if washable, or replaced.
- A dead rodent or bird somewhere in the system, typically a job for a professional furnace specialist.
12. The CO Screen Going Off.
A carbon monoxide alarm must be taken seriously. Turn the furnace off at the thermostat. Don't go into the room where the furnace is located. Open doors and windows, and go outside. Call 911 from a cellular phone outside your house.
How to Choose a Gas Furnace Repair Specialist.
Some property owners pick the most affordable repair service in Calgary, and the outcomes are usually bad. Inexpensive services are either simply beginning, so do not have experience or they have a bad reputation, so should offer cheap pricing to get tasks.
On the other hand, some services are overpriced. The best way to discover quality furnace repair at a reasonable cost is to get price quotes from several of the leading heater repair companies in Calgary. Meet with each, learn more about their history and the experience of the service technicians that will do the work. Choose a knowledgeable heating system repair contractor with reasonable rates.