A rattling sound from inside a gas furnace could be a sign the heat exchanger is cracked. How do you guys diagnose cracked or bad heat exchangers. A co detector will not always find a crack in a heat exchanger. Carrier settles class action lawsuits on high efficiency. Carrier common furnace problems premature heat exchanger. Should i replace my furnaces heat exchanger or get a new. Combustion pollutants, such as carbon monoxide, nitrogen dioxide and sulfur dioxide, can cause eye and nose irritation, disorientation, sleepiness and nausea. Carrier high efficiency gas furnace heat exchanger issues one the most common issues found in carrier high efficiency gas furnaces is corrosion or blockage is their secondary heat exchangers in approximately 5 to 10 years after the original installation date or in other words premature secondary heat exchanger failure. Theres a strong acrid smell coming out the pvc exhaust.
Nowadays, checking for a cracked heat exchanger is way more scientific. Carbon monoxide detector by carrier how does this happen. Im not advocating that we shouldnt replace defective furnaces we should. Are heat exchanger problems common with carrier units. A shady repair technician may try to trick you into believing the heat exchanger in your furnace is cracked and leaking deadly amounts of carbon monoxide into your home. Heat exchanger problem with the carrier 398aaw youtube. A burner with a moving yellow flame can mean that the burner is dirty or that the heat exchanger is cracked. Signs and symptoms of a cracked gas furnace heat exchanger. Cracked carrier heat exchanger green energy efficient homes.
Even though your furnace may look and seem fine, dangerous gases could. Weve been without heat in that part of the house for a week, and it will be another 4 or 5 days before the new heat exchanger. A cracked heat exchanger could allow exhaust gas from the furnace to contaminate the household air with carbon monoxide. Carrier 58gs125 heat exchanger inspection cracked youtube. Carrier corporation agrees to compensate consumers for. Finding a cracked exchanger on a carrier 58zav070 link to ridged camera ridgid 37888 model micro ca300 handheld. This trips a safety switch and shuts down the furnace. Carrier enterprise is the expert in everything hvac. A cracked heat exchanger might allow products of combustion to enter the air stream. The complaints specified that carrier manufactured more than three million units with an inferior material in the secondary heat exchangers that may cause premature corrosion and failure.
The heat exchanger absorbs energy from the burner flame and transfers it to airflow in the furnace plenum. We have an 18yearold weathermaker furnace with what i think is a cracked carrier heat exchanger. N ormal wear and tear will cause every heat exchanger to crack after about 15. Factory authorized parts 48ej403571 heat exchanger.
Proper diagnosis of a failed or cracked heat exchanger. A cracked heat exchanger in a gas furnace is a serious safety issue. But we also know that if your heat exchanger truly is cracked, you dont have much time to sit around and waita cracked heat exchanger will leak potentially fatal carbon monoxide into your breathing air as it heats your home. The cause of cracked heat exchangers avoid this common scam. If there ever happens to be a crack, or break in the venting, then there is a chance the co can get inside the house. Finding a cracked exchanger on a carrier 58zav070 youtube. Cracked or corroded gas furnace heat exchangers leak co and other poisonous gasses into the home living area though air ducts. A cracked heat exchanger allows air from the furnace blower to interfere with the flame causing it to flutter or even roll out. Many furnaces with cracks support proper combustion just fine. A cracked heat exchanger isnt going to cause carbon monoxide that leaks into the home, because of how the hot air flows through the house. The your heat exchanger is cracked so your furnace must be replaced scam duration. Popped rings or cracked faceplates on a lot of models. The carrier highefficiency gas furnace tradeinallowance program is designed to offer homeowners an alternative to replacing only the heat exchanger under the terms of their limited lifetime heat exchanger warranty on a first generation carrier condensing furnace, if their furnace experiences a heat exchanger failure.
A cracked heat exchanger is a serious failure in your gasfired furnace. I definitely have a cracked primary heat exchanger and will be replacing our furnace. Noises from a bryant twostage furnace home guides sf gate. The tubular ones will crack on the outlet near the inducer motor or on the curves themselves. Carrier heat exchanger failure home comfort canada.
The reason a crack in a heat exchanger is such a cause for concernand reason to think about replacing a furnaceis because it creates a major health hazard. Looking for a furnace repair or replacement in new jersey. If you ask 100 technicians what they do with cracked heat exchangers you will get 100 different answers. If it cracks after the warranty is up, usually at least 20 years, consider replacing the entire furnace. Hi, our carrier furnac e has a cracked heat ex changer, and we need to buy a replacement furnace in a rush. Brian schutt december 21, 2011 chances are if youre reading this, youve had a technician out to your home and theyve told you you have a crack or rupture in your heat exchanger. When a furnace has a cracked heat exchanger, can it be. Gas furnace heat exchanger clogged problem what it looks. Failed secondary heat exchanger in surrey, langley, delta, white rock or abbotsford. Most cracks will be where there is a curve in the metal. In some rare cases, it can cause flame impingement when air from the blower enters the heat exchanger. A cracked plugged heat exchanger can produce more then 5000 ppm in the exhaust. If your furnaces heat exchanger is damaged or cracked, it could be causing carbon monoxide to leak into your home, which can lead to co poisoning.
However, professional hvac technicians always check heat exchangers for damage during their preseason maintenance inspection. Indianapolis hvac cracked heat exchanger diagnosis furnace. Leaving a customer with no heat is a tough situation, especially if its cold outside, their unit was working and heating the building, and the mechanic shows up to do a pm and finds a cracked heat exchanger and disables the unit. Cracked heat exchanger diagnosis for your furnace in indianapolis by. Hvac heating components hvac heat exchanger carrier hvac. Flat rate allowance to cover the replacement of a failed secondary heat exchanger.
A cracked heat exchanger is pretty serious, as far as safety for your home goes. Flames that flicker or lean more as the house fan comes on a couple of minutes after ignition, are possible signs of a cracked heat exchanger. In an attempt to sell new furnaces, numerous heating contractors will lie about cracked heat exchangers. Pressure switch is the safety device that proves the ventor motor is working motor above burners connected to vent. In our small city there is exactly one excellent local hvac company, and it only sells carrier. Attached is the official carrier bryant payne 90% furnace heat exchanger inspection procedure. Avoid these 4 common furnace repair scams oconomowoc. Should i replace my heat exchanger or buy a new furnace.
Diagnosis of a heat exchanger crack typically starts with a noheat service call. Perhaps the most common furnace repair scam is the cracked heat exchanger scam. Cracked heat exchangers pose a risk of carbon monoxide poisoning carbon monoxide is produced by combustion but is typically vented safely from the furnace out of the home, but if the heat exchanger is cracked, carbon monoxide can leak into the home. Carrier high efficiency gas furnace heat exchanger issues one the most common issues found in carrier high efficiency gas furnaces is corrosion or blockage is their secondary heat exchangers in approximately 5 to 10 years after the original installation date or in other words premature secondary heat exchanger. Call 4143496664 now to learn more our heat exchangers, or to place your. Hvac businesses in minnesota lock out furnaces when cracked heat exchangers are found. I wouldnt want that furnace in my home but a crack in a heat exchanger doesnt always burn dirty and cause carbon monoxide.
This procedure should be utilized to properly diagnose a heat exchanger failure once preliminary. The furnace is a carrier thatunder a settlement carrier agreed to either pay the labor and parts to replace the secondary heat exchanger, including labor, or to give a credit to a new furnace installation. We use it to check co levels given in parts per million, or ppm and determine for sure whether theres a crack in. This one shows flame failure on the carrier 398aaw model gas furnace made from approximately 19871990. The furnace heat exchanger is the one of the main components inside the gas furnace and its used to transfer the heat. On top of everything, carrier is completely out of stock on the replacement. The program offers consumers an alternative to replacing a cracked secondary heat exchanger with significant allowances on select carrier model furnaces. If you own or owned a high efficiency gas furnace, you. Monetary credit allowance toward the purchase of a new piece of equipment. A damaged heat exchanger can leak dangerous carbon monoxide into your home. This is one of the many several why we recommend an annual inspection of your heating. Carrier 48ss heat exchanger rupture hvac contractor talk.
So on the lennox duracurve heat exchanger its on the bottom curve in the back. Can you repair a cracked heat exchanger on a gas furnace. If you need heat exchanger repair or maintenance work, we can handle that, too. If a heating contractor finds a cracked heat exchanger and says the furnace needs to be replaced, theyre not pulling a scam unless theyre just outright lying to you about finding a crack. Is there a way to claim labor costs to repair against carrier. It is important that the heat exchanger is taken care of as hazards can build from a faulty exchanger. This can be caused by burners that are improperly adjusted or a cracked heat exchanger.
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. Unusual aromas a faulty heat exchanger will produce a strong and unpleasant odor that smells similar to. Its not hard to see a furnace has a cracked heat exchanger by the naked eye. Our carrier furnace has a cracked heat exchanger, and we. At its outset, a cracked heat exchanger is a problem that will go unnoticed by most homeowners. The heat exchanger on a furnace is the section that keeps the combustion chamber and the breathing air separate 3. Check out our heat exchangers and heating components in stock at carrier enterprise. Safety notice carrier secondary heat exchangers airco heating. Located in the center of the furnace, it is where fire, gas and heat connect. The heat exchanger is a key part of the furnace and is responsible for the actual heating of air. More commonly, the cause of a cracked heat exchanger is misapplication or poor maintenance of the furnace. If theres a crack in this component, the gases being burned off, such as carbon monoxide, sulfur dioxide, and nitrous oxide, could leak into your home, causing illness or, in extreme cases, death. Carrier heat exchanger armstrong pump, thermostat, modine heater parts, nordyne parts, lochinvar products, weil mclain, rheem products, reznor products, diversitech, bell and gossett, parts specials, ptac products, trane equipment, goodman equipment, hvac parts, lennox equipment, carrier.