furnace repair work leading 12 furnace problems and fixing guide

An excellent gas heater fixing guide assists you in identifying what is wrong with the heating system based upon its signs. That's what we do here with clear, uncomplicated information.

Fixing Common Gas Heating System Issues

Every year, thousands of Calgary property owners ask, "What's wrong with my gas heater?" If you're in that situation, this guide will equip you with information prior to you call a heater company. Knowledge is security against being benefited from– though the majority of repair work professionals have sound ethics.

Note: This guide covers the most typical issues, particularly those most property owners can easily talk to no tools or basic tools such as screwdrivers and a multimeter.

1. The Heater Will Not Start

If nothing takes place when the thermostat is set above the home's existing temperature, the most likely causes are these:

– The heater switch (located on or near the furnace, appears like a typical light switch) is turned off and just needs to be switched on, though the heater might have a short hold-up prior to starting

– 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 furnace

– The thermostat isn't set to "heat," which is simple to check and correct

– The thermostat isn't working, and this is sometimes brought on by a wire coming loose, so inspect the wiring connections

– The thermostat requires fresh batteries, if battery-powered, or it is bad and should be replaced, an issue that can be identified using an electrical multimeter that shows if a circuit is complete

– The filter is filthy and should be replaced or cleaned up, an issue that is specifically true on more recent heating systems that are equipped to close down if the filter isn't allowing appropriate air circulation, a condition that can trigger serious mechanical failure

– The furnace's main circuit board/control board is bad, a concern that can be identified by an A/C specialist is nothing else fixes the issue

2. Heater Blowing Cold Air

If the heater 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 begins, then the furnace is getting power. The likely problems then are:

– The gas is switched off, so inspect the gas cock near the furnace to make certain it is parallel to the gas furnace gas line

– The gas control valve isn't opening and must be changed

– The ignitor is failing and must be changed

– The draft motor isn't functioning or the fresh-air intake is blocked, maybe by snow or particles, 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 heating system and out the exhaust stack. If it starts and after that the furnace shuts down, the cause might be:

– The motor or the board that controls it has stopped working and must be replaced

– An obstructed air intake or blocked exhaust chimney (snow, particles and bird's nests are common causes) need to be cleared

– One of the concerns discussed above with gas, gas valve and ignitor must be dealt with

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 assist you in troubleshooting draft motor problems and what is triggering them.

5. The Flame Begins, however the Heating system Shuts Down

If the burner begins making heat however quickly shuts down without warming your house, the flame sensor isn't working. If the sensing unit has corrosion on it, sanding it might work, though changing it is a longer-lasting repair.

6. The Blower Won't Shut Off

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 "auto".

– Relays in the control panel are stuck in the closed position, so the blower is getting a constant supply of electricity, and the control board need to be changed.

– The thermostat likewise has contacts that control power to the heating system, and they can be used, so the thermostat should be changed.

7. Why Does the Heating System Keep Shutting Off?

If your heater burner lights but the furnace soon turns off, there are a few typical concerns that might trigger this:.

– The furnace filter is filthy and should be cleaned up or replaced.

– The flame sensing unit isn't working and must be changed.

– The thermostat is stopping working.

– While these are common, there are numerous other potential causes best identified by a heater professional. This video offers thorough protection to the problem of heating system short-cycling.

8. The Furnace Runs but Can't Keep the House Warm.

If your furnace is effectively sized for your home, then it ought to keep your home warm even in severe cold. If it runs constantly however isn't providing 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 wrong type for your heater and limits airflow, so should be changed.

– The filter is installed backwards, a problem that can be inspected by looking for the arrows on the filter frame that reveal furnace cleaning appropriate installation direction with the flow of air.

– Air ducts are dripping, in some cases producing telltale whistling sounds, and it is time to have them sealed as recommended by Energy Star.

9. The Heating System Makes Loud Noises.

A noisy furnace is most often the result of:.

– The heater being a single-stage design that runs 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 leak in the heater cabinet, sheet metal plenum or ductwork near the heater that must be tightened.

– A dirty filter, which can also trigger whistling.

10. The Heater Leaks when A/C is Running.

Water condenses on the evaporator coil in your heater, and if it leakages onto the floor, the problem is more than likely a clogged drain pan or drain line.

11. The Air Coming from the Heating System Smells Bad.

Foul odors from the heating system are usually triggered by:.

– A really unclean filter that should be washed, if washable, or replaced.

– A dead rodent or bird someplace in the system, usually a task for a professional heating system specialist.

12. The CO Screen Going Off.

A carbon monoxide alarm should be taken seriously. Turn the heating system off at the thermostat. Don't enter into the room where the heater lies. Open doors and windows, and go outside. Call 911 from a cellular phone outside your house.

How to Pick a Gas Heating System Repair Work Specialist.

Some house owners select the cheapest repair work service in Calgary, and the results are generally poor. Inexpensive services are either simply getting started, so do not have experience or they have a bad credibility, so need to give cheap prices to get tasks.

On the other hand, some services are overpriced. The best way to find quality heating system repair at a fair cost is to get price quotes from several of the leading heating system repair work companies in Calgary. Meet with each, discover their history and the experience of the specialists that will do the work. Select an experienced heating system repair work professional with reasonable rates.