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How to fix Trane Error Code List?

Alton Alexander
By Alton AlexanderUpdated on June 4th, 2022

The Trane error code list is a comprehensive list of all the error codes that can occur on a Trane system. This list can be used to help troubleshoot and repair Trane systems. The most common error codes are listed first, followed by less common error codes.

1. Check the thermostat to see if it is set to the correct temperature

  1. Locate the thermostat.
  2. Look for a label on the thermostat that tells you the temperature setting.
  3. Look for a number on the thermostat that corresponds to the temperature setting.
  4. Compare the number on the thermostat to the temperature setting on the furnace.
  5. If the thermostat is not set to the correct temperature, adjust the temperature setting on the furnace.

2. Check the furnace filter and clean or replace it if necessary

  1. Open the furnace filter cover and remove the filter.
  2. If the filter is dirty, clean it with a vacuum cleaner and a bucket of water.
  3. Replace the filter if necessary.

3. Check for blockages in the vents and ductwork

  1. Check the filter. if it is dirty or not installed properly, it can cause the air conditioning system to malfunction.
  2. Check for blockages in the ductwork by using a flashlight and a probe.
  3. If blockages are found, use a vacuum cleaner to remove the obstruction.
  4. Use a duster to clean the ductwork.
  5. Check the filter again to ensure that it is clean.
  6. If the problem persists, call a professional.

4. Check the furnace itself for any problems

  1. Check to see if the furnace is turned on by checking the breaker or fuse.
  2. If the furnace is not turned on, check to see if the power is coming from the correct breaker. If it is not coming from the correct breaker, turn off the power to the furnace and check to see if the breaker for the furnace is tripped.
  3. If the breaker for the furnace is tripped, turn on the power to the furnace and check to see if the furnace is on. If the furnace is on, check to see if the furnace is getting power from the power supply. If the furnace is not getting power from the power supply, check to see if the power cord is plugged in properly.
  4. If the power cord is plugged in properly, check to see if the furnace is getting power from the power supply. If the furnace is getting power from the power supply, check to see if the furnace is getting power from the circuit breaker. If the furnace is not getting power from the circuit breaker, check to see if the furnace is getting power from the main power supply.
  5. If the furnace is getting power from the main power supply, check to see if the furnace is getting power from the power supply transformer. If the furnace is not getting power from the power supply transformer, check to see if the power cord is plugged in properly.
  6. If the power cord is plugged in properly, check to see if the furnace is getting power from the power supply. If the furnace is not getting power from the power supply, check to see if the power cord is plugged in properly.
  7. If the power cord is plugged in properly, check to see if the furnace is getting power from the power supply. If the furnace is not getting power from the power supply, check to see if the furnace is getting power from the furnace board. If the furnace is getting power from the furnace board, check to see if the furnace is getting power from the control board.
  8. If the furnace is getting power from the control board, check to see if the furnace is getting power from the power supply. If the furnace is not getting power from the power supply, check to see if the furnace is getting power from the digital control board. If the furnace is getting power from the digital control board, check to see if the furnace is getting power from the computer.

Some users might also have success with the following opitons:

  1. Call a professional to service the furnace.