An excellent gas heating system fixing guide helps you in determining what is wrong with the heating system based on its symptoms. That's what we do here with clear, uncomplicated details.
Fixing Common Gas Heater Issues
Every year, thousands of Calgary property owners ask, "What's wrong with my gas furnace?" If you're in that scenario, this guide will equip you with details before you call a furnace business. Understanding is protection versus being taken advantage of-- though most repair experts have sound principles.
Keep in mind: This guide covers the most common issues, specifically those most house owners can easily check with no tools or standard tools such as screwdrivers and a multimeter.
1. The Furnace Will Not Start
If nothing happens when the thermostat is set above the house's present temperature, the furnace repair calgary 24 hour most likely causes are these:
- The heating system switch (located on or near the furnace, appears like a common light switch) is shut off and merely requires to be turned on, though the heating system may have a brief hold-up before starting
- The circuit breaker is off, and if the circuit continues to trip after it is turned back on, there is likely a wiring short in the heater
- The thermostat isn't set to "heat," which is easy to examine and correct
- The thermostat isn't working, and this is often caused by a wire coming loose, so examine the circuitry connections
- The thermostat needs fresh batteries, if battery-powered, or it is bad and must be changed, a concern that can be diagnosed using an electrical multimeter that reveals if a circuit is complete
- The filter is dirty and need to be changed or cleaned, an issue that is specifically real on more recent furnaces that are geared up to shut down if the filter isn't enabling sufficient air circulation, a condition that can cause serious mechanical failure
- The furnace's primary circuit board/control board is bad, a concern that can be detected by a HEATING AND COOLING specialist is nothing else resolves the issue
2. Heating System Blowing Cold Air
If the heating system will not produce heat, you can inspect to see if it is getting power by moving the fan switch from the "Automobile" position to the "On" position. If the fan begins, then the heating system is getting power. The most likely concerns then are:
- The gas is turned off, so inspect the gas dick near the heater to make certain it is parallel to the gas line
- The gas control valve isn't opening and need to be changed
- The ignitor is failing and should be changed
- The draft motor isn't working or the fresh-air consumption is blocked, possibly by snow or particles, and requires to be cleared
3. The Draft Motor Runs, Heater Will Not Start
The draft motor is likewise called the inducer motor. It pulls hot combustion gases through the furnace and out the exhaust stack. If it begins and after that the heating system closes down, the cause might be:
- The motor or the board that controls it has actually stopped working and must be replaced
- A blocked air intake or blocked exhaust chimney (snow, particles and bird's nests prevail causes) should be cleared
- Among the concerns talked about above with gas, gas valve and ignitor should be resolved
4. The Draft Motor Will Not 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 fixing draft motor concerns and what is triggering them.
5. The Flame Starts, however the Heater Shuts Down
If the burner starts making heat however soon shuts down without warming your house, the flame sensing unit isn't working. If the sensing unit has deterioration on it, sanding it may work, though changing it is a longer-lasting fix.
6. The Blower Won't Shut Down
If the blower motor runs all the time, there are three common concerns:
- The fan turn on the thermostat is set to "on" instead of "automobile".
- Relays in the control board are stuck in the closed position, so the blower is getting a consistent supply of electrical energy, and the control board need to be changed.
- The thermostat also has contacts that manage power to the heater, and they can be worn, so the thermostat needs to be replaced.
7. Why Does the Heating System Keep Shutting Down?
If your furnace burner lights but the heating system quickly shuts off, there are a couple of typical issues that might cause this:.
- The heater filter is dirty and need to be cleaned or replaced.
- The flame sensing unit isn't working and must be replaced.
- The thermostat is stopping working.
- While these prevail, there are numerous other potential causes best identified by a heating system professional. This video provides extensive protection to the issue of heating system short-cycling.
8. The Furnace Runs however Can't Keep the House Warm.
If your heating system is properly sized for your house, then it should keep your home warm even in extreme cold. If it runs continuously however isn't offering sufficient heat, the most likely causes are:.
- A filthy filter that need to be cleaned (only if the washable type) or replaced.
- The filter is the incorrect type for your heating system and limits air flow, so should be changed.
- The filter is set up in reverse, a problem that can be checked by looking for the arrows on the filter frame that show appropriate setup instructions with the circulation of air.
- Air ducts are dripping, in some cases producing telltale whistling sounds, and it is time to have them sealed as suggested by Energy Star.
9. The Furnace Makes Loud Noises.
A loud heater is frequently the outcome of:.
- The heater being a single-stage model that works 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 should be replaced.
- A leak in the heater cabinet, sheet metal plenum or ductwork near the heater that need to be tightened.
- An unclean filter, which can likewise cause whistling.
10. The Furnace Leaks when A/C is Running.
Water condenses on the evaporator coil in your furnace, and if it leakages onto the flooring, the problem is most likely a clogged drain pan or drain line.
11. The Air Coming from the Heater Smells Bad.
Foul odors from the furnace are usually triggered by:.
- A very filthy filter that should be cleaned, if washable, or changed.
- A dead rodent or bird somewhere in the system, typically a job for a professional heating system service technician.
12. The CO Monitor Going Off.
A carbon monoxide gas alarm should be taken seriously. Turn the furnace off at the thermostat. Do not enter into the space where the furnace lies. Open doors and windows, and go outside. Call 911 from a cellular phone outside your house.
How to Pick a Gas Heater Repair Work Expert.
Some house owners choose the most affordable repair work service in Calgary, and the results are typically poor. Cheap services are either simply getting going, so do not have experience or they have a bad reputation, so must give inexpensive pricing to get jobs.
On the other hand, some services are overpriced. The very best method to discover quality furnace repair work at a fair cost is to get quotes from several of the top furnace repair work business in Calgary. Meet each, find out about their history and the experience of the service technicians that will do the work. Select an experienced furnace repair professional with sensible rates.