Even though your furnace may look and seem fine, dangerous gases could leak into your home and seriously affect, even kill, your family members. Cracks in the heat exchanger are a serious problem and one that should not be ignored both for the safety of your home and for the longevity of your furnace. This video is about the your heat exchanger is cracked so your furnace must be replaced scam. Trane xe90 replace heat exhcange or the whole furnace. The heat of the combustion gas raises the temperature of the metal, and as the air from the blower passes around it, heat transfers to it. Basically, the heat exchanger is where the furnace heats the air. The bad part is the customers that decided to repair the furnace are replacing the heat exchangers with the same one that failed early. Because it allows the exhaust fumes inside the exchanger to leak into the air. Beware of an unethical technician who finds a crack with a camera on a furnace that seems to be running just fine. Located in the center of the furnace, it is where fire, gas and heat connect. The correct airtofuel ratio is critical for clean burning.
When air flows over the heat exchanger, hot gases are pulled through the channel by an induction vent fan. Trane xr90 heat exchanger warranty repairs hvactalk. The extra air will cause the oxygen reading to change notably. As air is circulated through the hvac system, it passes over the heat exchanger and absorbs thermal energy. Cpsc, trane company announce recall of voyager heating and. A warning about cracked heat exchangers in gas furnace. We did replace old bad heat exchanger with a new one in trane rooftop unit.
Inefficient combustion causes soot to build up on the heat exchanger. Theres a lot of good info on there, but some of it is misleading and there are a lot of straw man arguments made. Exc01872 trane heat exchanger rating select rating 1 star worst 2 stars 3 stars average 4 stars 5 stars best name. The american gas association has even put this in writing they say any visible crack or hole is reason. It is important that the heat exchanger is taken care of as hazards can build from a faulty exchanger. Trane xe90 replace heat exhcange or the whole furnace our service company was here today and told us there is a hole in our heat exchange. A furnace with undersized ductwork will lack proper airflow and suffer a similar fate as that of a clogged filter.
Once the thermal expansion has damaged the metal, it cannot be reweldedetc. Should i replace my heat exchanger or buy a new furnace. A damaged or cracked heat exchanger is the cause of the leading cause of carbon monoxide poisoning in north america. This video is part of the heating and cooling series of training videos made to accompany my websites. Carrier common furnace problems premature heat exchanger. The problem i am having is the burner and fan will not start. Screw goodman, i am having this piece of junk removed from my home and having a trane put in.
If an electrical component then fails and short circuits, the unit poses a shock hazard. However, if a crack develops in your units heat exchanger, then you might be looking at either an expensive repair or replacement. Does the actual stainless heat exchanger have to be cracked for warranty coverage, or is this collector box considered a part of the. This video is about the your heat exchanger is cracked so your furnace must be replaced. What causes excess soot buildup in a propane furnace. Not only is furnace performance an issue, but heat exchanger malfunctions can pose serious health and fire risks. Als sells and installs new hvac systems from american standard made by the same company as trane, ameristar made by same company as. Many hvac contractors find cracked heat exchangers using visual analysis and use the results to recommend furnace replacement.
What could cause a trane furnace to not start heating. The heat exchanger on a furnace is the section that keeps the combustion chamber and the breathing air separate 3. If the furnace has a soot buildup inside of it, then chances are that the heat exchanger is damaged. This gas furnace has a patented heat exchanger that is designed with a serpentineshaped channel. The ground wire in the furnaces junction box can become loose. The furnace in this video was condemned by a contractor informing the homeowner that they have a cracked heat exchanger.
Pour a little bit of the chemical on the hole, and leave it to dry until it seals around the exchanger. Furnace heatexchanger crack signs your furnace has one. Trane will completely replace the heat exchanger end plate and internal flue gas tube assemblies in all recalled units at no cost to the consumer. Ct monday through friday, or visit the firms web site at. If someone informs you that your heat exchanger is cracked, call the. We want to caution you about the most common cause for a gas furnace to become unsafe. We have hounded trane for months and the do not admit there is a problem with their product. Dangerous cracked heat exchangers in furnaces fossil fuels and cracked heat exchangers anyone who has an oil or gas boiler, oil or gas furnace, gas logs whether they be propane or natural gas, a gas stove or oven, or any woodburning appliance or fireplace, or appliance or heating device that burns fossil fuels you need a carbon monoxide.
Were you recently told that your furnace heat exchanger is cracked and needs to be replaced. Broken and leaking heat exchangers are responsible for about 1,500 deaths per year in the united states, and many more people are poisoned by exposure to toxic gasses that go unfiltered by defective heat exchangers. Read our blog to learn what to do if this happens to you. The heat exchanger is the most important part of your heating and cooling system, allowing heat to transfer between mediums to keep your home at the optimal temperature. This is a sign that the burner is not burning properly and needs to be fixed. A cracked heat exchanger allows air from the furnace blower to interfere with the flame causing it to flutter or even roll out. By reuben saltzman in furnace certifications, hvac on october 6, 2009. The thermostat is set at 67 degrees and shows it is calling for heat but no heat. Older furnaces can develop major issues, such as a cracked heat exchanger. I have a trane xe80 system and it appears there is an air flow problem in or above the heat exchanger. The your heat exchanger is cracked so your furnace must be. A gas furnaces heat exchanger is another potential source of leaked carbon monoxide.
Cracked or corroded gas furnace heat exchangers leak co and other poisonous gasses into the home living area though air ducts. Trane recalls furnaces due to shock hazard recall alert name of product. This trips a safety switch and shuts down the furnace. So here are my suggestions on how to find cracked heat exchangers and other furnace safety issues. Typical residential warm air heating furnace heat exchanger life factors that impact.
Even though your furnace may look and seem fine, dangerous gases could. A damaged heat exchanger in a gas furnace is potentially dangerous to a homes occupants and should not be ignored. This one is about a crack i found in a heat exchanger that caused no symptoms. One of the most common reasons a gas furnace can be taken out of service, is when the repair technician finds to a cracked heat exchanger. Press this onto the furnace heat exchanger, and allow it to dry. For assistance in locating a local independent dealer, contact trane at 800 94044 between 7.
Our 365day return policy guarantees youll always get the right part. More commonly, the cause of a cracked heat exchanger is misapplication or poor maintenance of the furnace. Heat exchanger cracks are a serious furnace repair issue. A look at a heat exchanger crack that cant be found youtube. When a heat exchanger becomes damaged and the combustion fumes and gases. All too often, furnaces are grossly oversized or used incorrectly which causes the heat exchanger to fail prematurely. A cracked heat exchanger in a gas furnace is a serious safety issue. The soot insulates the heat exchanger causing less heat to pass through the heat exchanger and more to go up the chimney. In the video above the furnace techs says the oxygen reading could rise as high as. This is because air is leaking through the crack in the heat exchanger into the combustion chamber. The trane xe 90 furnace has an afue rating of more than 90 percent, meaning that 90 percent of the fuel you use is directly turned into heat. Trane furnace warranty, gas furnaces, limited lifetime.
The cause of cracked heat exchangers avoid this common scam. If a heat exchanger develops a leak through rust perforation or by cracking due to metal. Can you repair a cracked heat exchanger on a gas furnace. If the heat exchanger is cracked, the oxygen reading will change a lot when the blower turns on. Replaced trane gas furnace warranty heat exchanger duration. Replacing cracked heat exchanger in trane rooftop unit. The heat exchanger is covered under warranty, but we would have to pay labor. A heat exchanger is made of thin metal, and as it heats up from the combustion of the furnace, it transfers the heat to the air being distributed through the house by the blower 3. The cause can be anything from tilted burners to cracks in the heat exchange itself. The heat exchanger is aptly named it collects air through the ventilation system and exchanges it to heat with the help of the furnace burners. The service tech told us this was the second gms9070 hed found with a cracked heat exchanger in the past week.
I have a trane xe80 system and it appears there is an air. Weve met with lots of homeowners looking for a second opinion about a supposedly cracked heat. Carbon monoxide is a byproduct of incomplete combustion of fuels such as petroleum and wood. Signs and symptoms of a cracked gas furnace heat exchanger. The heat exchanger contains the gas combustion chamber. If the heat exchanger is cracked, byproducts of the combustion process that takes place within the component can spill out. A furnace heat exchanger begins at the burner assembly of the furnace, and goes to the spot where the chimney vent connects with the furnace. This passageway, combined with a metal chamber, allows for the safe distribution of heated air throughout your home.
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