The good news is that most furnace manufacturers offer an extended parts warranty for a heat exchanger that lasts anywhere from 10 years to a limited lifetime warranty.
Replacement heat exchanger for lennox furnace.
Labor alone runs an average of 500.
However if a key component such as the heat exchanger or control module fails you re probably better off replacing the furnace especially if the unit is more than about 15 years old.
Every time your furnace turns on the thin metal of the heat exchanger heats up.
Repair your lennox furnace for less.
Furnace heat exchanger replacement cost.
Why cracks occur in a heat exchanger.
Replacing a furnace heat exchanger costs 1 500 on average with a typical range between 1 000 and 2 000.
Understanding the risks of a cracked heat exchanger and considering certain factors can help you make this important decision.
Although you could replace a heat exchanger all of the other parts on the furnace are aged as well.
If your lennox furnace is past its warranty it may be best to consider a furnace replacement.
Jose de la portilla technical training manager at hvac learning solutions discusses a simple and easy way to test a furnace heat exchanger that may be crac.
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Your furnace works by using combustion to heat a series of coiled pipes.
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The average cost of a lennox heat exchanger replacement is between 1500 2500.
This video is to shows homeowners what a cracked heat exchanger looks like the replacement heat exchanger and the labor intensity to change out a heat excha.
Two types of furnace warranties come into play here.
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Most have a warranty of 10 to 20 years which usually only covers the price of the exchanger which typically ranges from 500 to 2 000.
Supplements the 20 year limited warranty coverage on heat exchangers to provide a limited lifetime warranty on lennox merit series ml195df and ml195uh gas furnaces.
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