Cracked Oil Furnace Heat Exchanger

Remove it from the furnace and examine it in the light.

Cracked oil furnace heat exchanger.

So you need to get a replacement ready to avoid inconveniences if it breaks. A damaged heat exchanger in a gas furnace is potentially dangerous to a home s occupants and should not be ignored. Proper diagnosis of a failed or cracked heat exchanger. There are certain signs to look for to determine if the heat exchanger has been.

In some cases owners discover they have a cracked heat exchanger because the furnace shut down. Operating a furnace with a cracked heat exchanger can be very dangerous. Combustion gasses and carbin monoxide can be. Consequently air temperature becomes hotter.

If a heat exchanger becomes cracked then your heating system will not perform as it should. Here is a video of a crack in a heat exchanger we found during a oil furnace cleaning and tune up in yardley pa. The heat exchanger on a furnace is the section that keeps the combustion chamber and the breathing air separate 3. Furnaces are equipped with a safety feature called a flame rollout limit switch.

Examine the crack itself. This trips a safety switch and shuts down the furnace. Even though your furnace may look and seem fine dangerous gases could leak into your home and seriously affect even kill your family members. Diagnosis of a heat exchanger crack typically starts with a no heat service call.

Look for signs that the metal has been overheated or symptoms of long term metal fatigue. 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. When a heat exchanger becomes damaged and the combustion fumes and gases mix with the clean air. Step 1 check the furnace heat exchanger.

A cracked heat exchanger allows air from the furnace blower to interfere with the flame causing it to flutter or even roll out. Before you can do any repairs you should make sure that you check over your furnace heat exchanger thoroughly. If the flames come outside the proper area like in the video above the flame rollout limit switch senses it and shuts the furnace down to protect itself. Potential dangers of a cracked heat exchanger.

If your gas furnace is about that age the chances are high that the heat exchanger can crack. A cracked heat exchanger in a gas furnace is a serious safety issue.