Heating System Repair Work: Top 12 Heating System Issues and Troubleshooting How to Guide

A great gas heating system repairing guide helps you in determining what is wrong with the heating system based upon its symptoms. That's what we do here with clear, simple info.

Fixing 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 before you call a furnace company. Knowledge is protection versus being taken advantage of-- though many repair experts have sound ethics.

Note: This guide covers the most common problems, particularly those most house owners can easily contact no tools or fundamental 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 existing temperature, the most likely causes are these:

- The furnace switch (situated on or near the furnace, looks like a common light switch) is switched off and simply needs to be switched on, though the heating system might have a brief delay prior to starting

- The circuit breaker is off, and if the circuit continues to trip after it is turned back on, there is likely a circuitry short in the furnace

- The thermostat isn't set to "heat," which is easy to check and remedy

- The thermostat isn't working, and this is in some cases caused by a wire coming loose, so examine the wiring connections

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

- The filter is filthy and must be changed or cleaned, an issue that is especially real on newer furnaces that are geared up to shut down if the filter isn't enabling appropriate air flow, a condition that can cause severe mechanical failure

- The heater's primary circuit board/control board is bad, a concern that can be identified by an A/C professional is absolutely nothing else solves the problem

2. Heater Blowing Cold Air

If the furnace will not produce heat, you can inspect to see if it is getting hvac companies power by moving the fan switch from the "Auto" position to the "On" position. If the fan begins, then the heating system is getting power. The likely issues then are:

- The gas is switched off, so check the gas cock near the heating system to ensure it is parallel to the gas line

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

- The ignitor is stopping working and need to be changed

- The draft motor isn't operating or the fresh-air intake is blocked, maybe by snow or debris, and requires to be cleared

3. The Draft Motor Runs, Heating System 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 begins and then the heating system closes down, the cause might be:

- The motor or the board that controls it has stopped working and need to be changed

- A blocked air intake or obstructed exhaust chimney (snow, debris and bird's nests prevail causes) should be cleared

- Among the problems talked about above with gas, gas valve and ignitor must be attended to

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 repairing draft motor issues and what is triggering them.

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

If the burner begins making heat however soon turns off without warming your house, the flame sensor isn't working. If the sensor has rust 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 three common concerns:

- The fan switch 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 electricity, and the control panel must be replaced.

- The thermostat likewise has contacts that manage power to the furnace, and they can be used, so the thermostat needs to be replaced.

7. Why Does the Heating System Keep Shutting Off?

If your heating system burner lights however the heating system quickly turns off, there are a couple of typical concerns that might trigger this:.

- The heater filter is dirty and ought to be cleaned up or changed.

- The flame sensing unit isn't working and need to be changed.

- The thermostat is stopping working.

- While these are common, there are several other possible causes finest detected by a heater professional. This video gives extensive coverage to the issue of heater short-cycling.

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

If your heating system is correctly sized for your house, then it needs to keep your house warm even in severe cold. If it runs continuously but isn't cool heat providing sufficient heat, the most likely causes are:.

- A dirty filter that must be cleaned (only if the washable type) or replaced.

- The filter is the incorrect type for your heater and restricts airflow, so should be replaced.

- The filter is installed in reverse, a concern that can be inspected by searching for the arrows on the filter frame that show correct setup direction with the circulation of air.

- Duct are leaking, in some cases producing telltale whistling sounds, and it is time to have them sealed as advised by Energy Star.

9. The Furnace Makes Loud Noises.

A noisy heating system is usually the outcome of:.

- The furnace being a single-stage design that works 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 should be replaced.

- A leakage in the heater cabinet, sheet metal plenum or ductwork near the furnace that must be tightened.

- A dirty filter, which can also cause whistling.

10. The Heater Leaks when AC is Running.

Water condenses on the evaporator coil in your heating system, and if it leaks onto the flooring, the concern is probably a blocked 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 very filthy filter that need to be cleaned, if washable, or changed.

- A dead rodent or bird somewhere in the system, typically a task for a professional furnace technician.

12. The CO Display Going Off.

A carbon monoxide alarm need to be taken seriously. Turn the furnace off at the thermostat. Do not go into the room where the heating system is located. Open doors and windows, and go outside. Call 911 from a cell phone outside your house.

How to Pick a Gas Heater Repair Work Expert.

Some house owners pick the most affordable repair work service in Calgary, and the results are typically bad. Low-cost services are either simply getting started, so do not have experience or they have a bad credibility, so must give inexpensive prices to get jobs.

On the other hand, some services are overpriced. The very best way to discover quality heater repair work at a reasonable rate is to get estimates from numerous of the leading furnace repair companies in Calgary. Consult with each, learn about their history and the experience of the professionals that will do the work. Pick a skilled heating system repair contractor with affordable rates.