Heater Repair: Top Twelve Heater Problems and Troubleshooting How to Guide
An excellent gas heating system repairing guide helps you in determining what is wrong with the heating system based upon its signs. That's what we do here with clear, straightforward information.
Troubleshooting Common Gas Furnace Problems
Every year, countless Calgary house owners ask, "What's wrong with my gas heating system?" If you're in that circumstance, this guide will equip you with information prior to you call a furnace business. Understanding is protection against being taken advantage of-- though a lot of repair experts have sound principles.
Note: This guide covers the most common problems, particularly those most property owners can easily talk to no tools or standard tools such as screwdrivers and a multimeter.
1. The Heating System Won't Start
If nothing happens when the thermostat is set above the house's current temperature, the most likely causes are these:
- The heater switch (located on or near the heating system, looks like a common light switch) is turned off and just requires to be turned on, though the heater may have a short delay prior to starting
- The breaker is off, and if the circuit continues to journey after it is turned back on, there is likely a circuitry short in the heater
- The thermostat isn't set to "heat," which is easy to check and remedy
- The thermostat isn't working, and this is sometimes triggered by a wire coming loose, so inspect the circuitry connections
- The thermostat requires fresh batteries, if battery-powered, or it is bad and need to be replaced, a concern that can be diagnosed using an electrical multimeter that reveals if a circuit is total
- The filter is dirty and must be replaced or cleaned, a concern that is specifically true on more recent heaters that are geared up to close 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 problem that can be diagnosed by a HEATING AND COOLING technician is nothing else resolves the concern
2. Furnace Blowing Cold Air
If the furnace won't 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 heater is getting power. The likely issues then are:
- The gas is turned off, so examine the gas cock near the heater to make certain it is parallel to the gas line
- The gas control valve isn't opening and need to be replaced
- The ignitor is failing and should be replaced
- The draft motor isn't working or the fresh-air consumption is blocked, possibly by snow or particles, and needs 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 heating system and out the exhaust stack. If it starts and after that the heater closes down, the cause might be:
- The motor or the board that controls it has actually stopped working and must be changed
- An obstructed air intake or obstructed exhaust chimney (snow, debris and bird's nests prevail causes) need to be cleared
- Among the problems talked about above with gas, gas valve and ignitor should be attended to
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 troubleshooting draft motor issues and what is triggering them.
5. The Flame Starts, but the Heating system Shuts Down
If the burner begins making heat but soon shuts off without warming your house, the flame sensor isn't working. If the sensor has corrosion heating and cooling companies near me 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 typical concerns:
- The fan turn on the thermostat is set to "on" instead of "car".
- Relays in the control panel are stuck in the closed position, so the blower is getting a consistent supply of electrical energy, and the control board should be replaced.
- The thermostat also has contacts that manage power to the furnace, and they can be used, so the thermostat should be changed.
7. Why Does the Heating System Keep Turning Off?
If your heating system burner lights but the heating system soon shuts down, there are a few common issues that might trigger this:.
- The heating system filter is filthy and must be cleaned or changed.
- The flame sensing unit isn't working and should be changed.
- The thermostat is failing.
- While these prevail, there are a number of other prospective causes best diagnosed by a heater technician. This video provides extensive coverage to the problem of furnace short-cycling.
8. The Heating System Runs however Can't Keep your house Warm.
If your furnace is correctly sized for your home, then it needs to keep your house warm even in severe cold. If it runs continuously however isn't offering adequate heat, the most likely causes are:.
- A dirty filter that should be washed (just if the washable type) or replaced.
- The filter is the wrong type for your heater and limits air flow, so need to be replaced.
- The filter is installed backwards, an issue that can be examined by trying to find the arrows on the filter frame that reveal proper installation instructions with the circulation of air.
- Duct are dripping, often producing obvious whistling sounds, and it is time to have them sealed as suggested by Energy Star.
9. The Heater Makes Loud Noises.
A noisy heater is most often the result of:.
- The furnace being a single-stage design 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 furnace cabinet, sheet metal plenum or ductwork near the heating system that must be tightened up.
- An unclean filter, which can also cause whistling.
10. The Heater Leaks when A/C is Running.
Water hvac company calgary condenses on the evaporator coil in your heater, and if it leakages onto the flooring, the issue is probably a clogged drain pan or drain line.
11. The Air Coming from the Heater Smells Bad.
Foul odors from the heating system are generally caused by:.
- A very filthy filter that should be washed, if washable, or replaced.
- A dead rodent or bird someplace in the system, generally a job for an expert heating system technician.
12. The CO Monitor Going Off.
A carbon monoxide alarm should be taken seriously. Turn the heating system off at the thermostat. Don't go into the space where the heating system lies. Open doors and windows, and go outside. Call 911 from a cellular phone outside your home.
How to Pick a Gas Heater Repair Work Professional.
Some house owners pick the least expensive repair service in Calgary, and the outcomes are typically bad. Cheap services are either simply getting started, so do not have experience or they have a bad reputation, so must give cheap pricing to get jobs.
On the other hand, some services are overpriced. The best method to discover quality heating system repair work at a reasonable cost is to get price quotes from several of the leading heater repair work business in Calgary. Meet each, find out about their history and the experience of the technicians that will do the work. Select an experienced furnace repair specialist with affordable rates.
