A good gas heater repairing guide assists you in determining what is wrong with the heating system based on its signs. That's what we do here with clear, straightforward information.
Repairing Common Gas Heating System Problems
Every year, countless Calgary property owners ask, "What's wrong with my gas furnace?" If you remain in that circumstance, this guide will arm you with details prior to you call a heater company. Knowledge is protection versus being benefited from-- though a lot of repair professionals have sound ethics.
Note: This guide covers the most common issues, specifically those most homeowners can quickly consult no tools or basic tools such as screwdrivers and a multimeter.
1. The Heater Will Not Start
If absolutely nothing occurs when the thermostat is set above the home's present temperature, the most likely causes are these:
- The furnace switch (located on or near the heater, looks like a common light switch) is turned off and merely requires to be turned on, though the heating system may have a brief hold-up before starting
- The breaker is off, and if the circuit continues to journey after it is turned back on, there is likely a wiring brief in the heating system
- The thermostat isn't set to "heat," which is easy to examine and treat
- The thermostat isn't working, and this is sometimes triggered by a wire coming loose, so inspect the wiring connections
- The thermostat requires fresh batteries, if battery-powered, or it is bad and need to be changed, a problem that can be diagnosed utilizing an electrical multimeter that reveals if a circuit is complete
- The filter is dirty and need to be replaced or cleaned up, an issue that is particularly true on newer heating systems that are geared up to shut down if the filter isn't enabling appropriate air circulation, a condition that can cause severe mechanical failure
- The furnace's main circuit board/control board is bad, a concern that can be detected by a HEATING AND COOLING specialist is absolutely nothing else resolves the issue
2. Heater Blowing Cold Air
If the furnace will not produce heat, you can inspect to see if it is getting power by moving the fan switch from the "Auto" position to the "On" position. If the fan begins, then the heater is getting power. The likely concerns then are:
- The gas is turned off, so examine 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 stopping working and should be changed
- The draft motor isn't functioning or the fresh-air consumption is obstructed, perhaps by snow or particles, and needs to be cleared
3. The Draft Motor Runs, Furnace 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 furnace shuts down, the cause might be:
- The motor or the board that controls it has stopped working and should be changed
- A blocked air intake or obstructed exhaust chimney (snow, debris and bird's nests prevail causes) should be cleared
- Among the issues talked about above with gas, gas valve and ignitor should be addressed
4. The Draft Motor Will Not Start
The issue, in this case, is either that the motor is bad or the capacitor that supports it is bad. This video will help you in troubleshooting draft motor problems and what is causing them.
5. The Flame Starts, however the Heating system Shuts Down
If the burner starts making heat however quickly shuts down without warming your home, the flame sensor isn't working. If the sensor has rust on it, sanding it might work, though replacing it is a longer-lasting fix.
6. The Blower Won't Turn Off
If the blower motor runs all the time, there are 3 common problems:
- The fan switch 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 must 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 however the furnace soon shuts down, there are a few typical concerns that might trigger this:.
- The furnace filter is filthy and need to be cleaned up or replaced.
- The flame sensor isn't working and must be replaced.
- The thermostat is stopping furnace maintenance calgary working.
- While these are common, there are several other potential causes best diagnosed by a heating system technician. This video gives in-depth protection to the problem of heating system short-cycling.
8. The Heater Runs however Can't Keep your home Warm.
If your heating system is effectively sized for your home, then it needs to keep your house warm even in extreme cold. If it runs constantly however isn't providing sufficient heat, the most likely causes are:.
- An unclean filter that need to be washed (just if the washable type) or replaced.
- The filter is the wrong type for your heater and restricts airflow, so must be changed.
- The filter is set up backwards, a concern that can be examined by searching for the arrows on the filter frame that reveal appropriate setup direction with the flow of air.
- Duct are dripping, sometimes producing obvious whistling noises, and it is time to have them sealed as advised by Energy Star.
9. The Furnace Makes Loud Noises.
A loud furnace is usually the result 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 heating system that should be tightened up.
- A filthy filter, which can likewise cause whistling.
10. The Heater Leaks when AC is Running.
Water condenses on the evaporator coil in your heater, and if it leakages onto the floor, the problem is most likely a blocked drain pan or drain line.
11. The Air Coming from the Heating System Smells Bad.
Foul odors from the furnace are usually triggered by:.
- A very unclean filter that must be cleaned, if washable, or changed.
- A dead rodent or bird somewhere in the system, typically a job for an expert heater technician.
12. The CO Screen 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 heater lies. Open doors and windows, and go outside. Call 911 from a mobile phone outside your home.
How to Select a Gas Heater Repair Expert.
Some property owners choose the most inexpensive repair service in Calgary, and the results are typically poor. Cheap services are either just starting, so lack experience or they have a bad reputation, so need to provide cheap pricing to get tasks.
On the other hand, some services are overpriced. The best method to find quality heater repair at a fair cost is to get price quotes hvac contractor calgary from numerous of the top furnace repair work business in Calgary. Consult with each, learn more about their history and the experience of the technicians that will do the work. Select a skilled heating system repair work contractor with affordable rates.