Oil Furnace Troubleshooting

What you can do before picking up the phone!

Oil Furnace Troubleshooting

Oil furnace problems? We may be able to help! Before you pick up the phone, you can inspect, verify and do some troubleshooting. If, however, you're not able to solve the issue on your own, call your local Trane Comfort Specialist™. A certified technician will come to your home to help identify and resolve the issue.

Disclaimer: The following information is for educational purposes only. Tampering with your system may void your warranty. If you have any questions about your system, call a Trane Comfort Specialist™.

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If this is an emergency, then please contact a local Trane Comfort Specialist™ for assistance regarding your oil furnace.

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Before you call for service, check the following:
Low airflow
Possible cause The air filters may be clogged.
Recommended Action Clean or replace the filters. You can use the owner’s manual to find where the air filters are located.
Possible cause The air ducts may be blocked.
Recommended Action You will need to contact your local Trane Comfort Specialist™ to inspect and clean the ductwork.
Low heat output
Possible cause The thermostat might not be calibrated properly or has been set too low.
Recommended Action Set your thermostat to the desirable temperature. If this does not change the heat output, contact your local Trane Comfort Specialist™.
Possible cause The air and oil filters could be clogged.
Recommended Action Clean or replace the filters. You can use the owner’s manual to find where the air and oil filters are located.
Possible cause The blower assembly is clogged with dirt.
Recommended Action If you determine this to be the cause, you will need a Trane specialist to clean the assembly.
Furnace is making too much noise
Possible cause The explanation for a noisy furnace could range from a loose access panel to an unlubricated belt.
Recommended Action If your furnace is making more noise than usual, you should take note of when it occurs and make sure you can describe the sound. Then, contact your local Trane Comfort Specialist™ with the details.
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