Heating System Repair Work: Leading 12 Heater Issues and Repairing Guide

Posted by Nelia on January 31st, 2021

An excellent gas heater repairing guide assists you in determining what is wrong with the furnace based on its signs. That's what we do here with clear, simple details.

Repairing Common Gas Heating System Issues

Every year, thousands of Calgary homeowners ask, "What's wrong with my gas furnace?" If you remain in that situation, this guide will equip you with info prior to you call a furnace company. Understanding is defense against being taken advantage of-- though the majority of repair experts have sound ethics.

Keep in mind: This guide covers the most common issues, especially those most property owners can quickly check with no tools or standard tools such as screwdrivers and a multimeter.

1. The Heater Will Not Start

If nothing occurs when the thermostat is set above the home's present temperature level, the most likely causes are these:

- The heating system switch (located on or near the heating system, looks like a typical light switch) is shut off and simply needs to be switched on, though the heating system may have a short hold-up 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 brief in the furnace

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

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

- The thermostat requires fresh batteries, if battery-powered, or it is bad and need to be changed, a concern that can be diagnosed using an electrical multimeter that shows if a circuit is total

- The filter is unclean and should be changed or cleaned up, a problem that is particularly real on newer heaters that are equipped to close down if the filter isn't enabling appropriate air circulation, a condition that can trigger severe mechanical failure

- The heating system's primary circuit board/control board is bad, an issue that can be identified by a HVAC specialist is absolutely nothing else solves the concern

2. Furnace Blowing Cold Air

If the heating system will not produce heat, you can check 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 furnace is getting power. The likely concerns then are:

- The gas is turned off, so examine the gas dick near the furnace to make sure 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 must be replaced

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

3. The Draft Motor Runs, Heating System Will Not Start

The draft motor is likewise called the inducer motor. It pulls hot combustion gases through the heater 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 manages it has stopped working and must be changed

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

- Among the issues discussed above with gas, gas valve and ignitor should be dealt with

4. The Draft Motor Won't 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 problems and what is triggering them.

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

If the burner begins making heat but quickly turns off without warming your house, the flame sensor isn't working. If the sensing unit has rust on it, sanding it might work, though replacing it is a longer-lasting repair.

6. The Blower Will Not Shut Off

If the blower motor runs all the time, there are three common problems:

- The fan switch 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 continuous supply of electricity, and the control board must be replaced.

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

7. Why Does the Heater Keep Shutting Off?

If your heater burner lights however the heating system quickly shuts off, there are a couple of typical issues that might cause this:.

- The furnace filter is unclean and ought to be cleaned or replaced.

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

- The thermostat is stopping working.

- While these prevail, there are a number of other possible causes best diagnosed by a heating system technician. This video offers thorough protection to the problem of furnace short-cycling.

8. The Heater Runs however Can't Keep your house Warm.

If your furnace is correctly sized for your house, then it must keep your home warm even in extreme cold. If furnace company near me it runs constantly but isn't offering enough heat, the likely causes are:.

- A filthy filter that need to be washed (only if the washable type) or replaced.

- The filter is the wrong type for your heating system and limits air flow, so need to be changed.

- The filter is set up backwards, an issue that can be checked by trying to find the arrows on the filter frame that reveal proper setup instructions with the flow of air.

- Air ducts are dripping, often producing obvious whistling sounds, and it is time to have them sealed as recommended by Energy Star.

9. The Heating System Makes Loud Noises.

A loud heater is usually the result of:.

- The furnace 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 should be changed.

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

- An unclean filter, which can also trigger whistling.

10. The Furnace Leaks when Air Conditioning is Running.

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

11. The Air Coming from the Heater Smells Bad.

Foul odors from the heating system are typically brought on by:.

- An extremely dirty filter that need to be cleaned, if washable, or changed.

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

12. The CO Display Going Off.

A carbon monoxide alarm need to be taken seriously. Turn the heating system off at the thermostat. Don't enter into the space where the furnace lies. Open doors and windows, and go outside. Call 911 from a mobile phone outside your home.

How to Select a Gas Heater Repair Professional.

Some property owners select the least expensive repair service in Calgary, and the outcomes are generally bad. Low-cost services are either just beginning, so lack experience or they have a bad track record, so must provide inexpensive rates to get jobs.

On the other hand, some services are overpriced. The very best way to find quality heater repair work at a fair price is to get estimates from several of the top heating system repair business in Calgary. Consult with each, learn about their history and the experience of the service technicians heat and cool that will do the work. Select a knowledgeable heater repair work contractor with sensible rates.