A good gas heater troubleshooting guide helps you in determining what is wrong with the heating system based upon its symptoms. That's what we do here with clear, uncomplicated info.
Repairing Common Gas Furnace Issues
Every year, countless Calgary property owners ask, "What's wrong with my gas furnace?" If you're in that scenario, this guide will equip you with details prior to you call a heating system company. Knowledge is protection against being made the most of-- though most repair specialists have sound principles.
Keep in mind: This guide covers the most typical issues, particularly those most house owners can quickly contact no tools or basic tools such as screwdrivers and a multimeter.
1. The Heating System Won't Start
If absolutely nothing takes place when the thermostat is set above the home's present temperature level, the most likely causes are these:
- The heating system switch (situated on or near the furnace, looks like a typical light switch) is turned off and simply needs to be turned on, though the heating system may have a brief hold-up prior to beginning
- The breaker is off, and if the circuit continues to trip after it is turned back on, there is likely a wiring brief in the furnace
- The thermostat isn't set to "heat," which is easy to check and correct
- The thermostat isn't working, and this is often brought on by a wire coming loose, so inspect the electrical wiring connections
- The thermostat needs fresh batteries, if battery-powered, or it is bad and must be changed, a problem that can be identified utilizing an electrical multimeter that reveals if a circuit is total
- The filter is unclean and must be replaced or cleaned, a problem that is particularly true on more recent heaters that are geared up to close down if the filter isn't allowing adequate air circulation, a condition that can trigger severe mechanical failure
- The heater's main circuit board/control board is bad, a problem that can be diagnosed by a HEATING AND COOLING specialist is nothing else solves the issue
2. Heating System Blowing Cold Air
If the furnace won't produce heat, you can examine 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 heater is getting power. The likely problems then are:
- The gas is turned off, so examine the gas dick near the heater to ensure it is parallel to the gas line
- The gas control valve isn't opening and need to be replaced
- The ignitor is stopping working and need to be changed
- The draft motor isn't operating or the fresh-air intake is blocked, possibly by snow or debris, and requires to be cleared
3. The Draft Motor Runs, Heating System Won't 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 starts and after that the heating system closes down, the cause might be:
- The motor or the board that manages it has failed and should be changed
- An obstructed air consumption or obstructed exhaust chimney (snow, debris and bird's nests prevail causes) should be cleared
- Among the issues discussed above with gas, gas valve and ignitor need to be attended to
4. The Draft Motor Won't 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 fixing draft motor problems and what is causing them.
5. The Flame Starts, but the Heating system Shuts Down
If the burner begins making heat but quickly shuts off without warming your house, the furnace companies calgary flame sensor isn't working. If the sensor has corrosion on it, sanding it may work, though replacing it is a longer-lasting fix.
6. The Blower Won't Shut Down
If the blower motor runs all the time, there are 3 typical issues:
- The fan turn on the thermostat is set to "on" rather than "car".
- Relays in the control board are stuck in the closed position, so the blower is getting a continuous supply of electrical power, and the control panel should be replaced.
- The thermostat also has contacts that control power to the furnace, and they can be worn, so the thermostat should be changed.
7. Why Does the Heater Keep Shutting Down?
If your heater burner lights however the heating system quickly shuts down, there are a few typical issues that may cause this:.
- The heater filter is filthy and should be cleaned up or replaced.
- The flame sensing unit isn't working and ought to be replaced.
- The thermostat is failing.
- While these prevail, there are a number of other potential causes best detected by a heating system technician. This video offers thorough coverage to the problem of heating system short-cycling.
8. The Heating System Runs but Can't Keep your home Warm.
If your heater is effectively sized for your home, then it ought to keep your home warm even in severe cold. If it runs continuously however isn't supplying sufficient heat, the most likely causes are:.
- An unclean filter that need to be cleaned (only if the washable type) or replaced.
- The filter is the incorrect type for your heater and limits airflow, so ought to be changed.
- The filter is installed in reverse, an issue that can be inspected by searching for the arrows on the filter frame that reveal correct setup instructions with the circulation of air.
- Air ducts are leaking, in some cases producing telltale whistling noises, and it is time to have them sealed as advised by Energy Star.
9. heating and cooling near me The Furnace Makes Loud Noises.
A noisy heater 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 must be changed.
- A leakage in the heating system cabinet, sheet metal plenum or ductwork near the heating system that need to be tightened.
- A dirty filter, which can also cause whistling.
10. The Heater Leaks when Air Conditioning is Running.
Water condenses on the evaporator coil in your heating system, and if it leaks onto the flooring, the issue is most likely a clogged up drain pan or drain line.
11. The Air Coming from the Heater Smells Bad.
Foul odors from the heater are typically caused by:.
- A very dirty filter that need to be cleaned, if washable, or changed.
- A dead rodent or bird someplace in the system, generally a task for an expert furnace 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 heater is located. Open doors and windows, and go outside. Call 911 from a cell phone outside your house.
How to Select a Gas Heating System Repair Work Specialist.
Some house owners select the most inexpensive repair service in Calgary, and the results are generally bad. Cheap services are either just getting going, so do not have experience or they have a bad track record, so must provide inexpensive rates to get tasks.
On the other hand, some services are overpriced. The very best method to find quality furnace repair work at a fair price is to get quotes from several of the leading furnace repair work business in Calgary. Consult with each, find out about their history and the experience of the technicians that will do the work. Select a knowledgeable heating system repair work professional with affordable rates.