how to fix thermo king code 86 repair?

Thermo King Code 86 can be a frustrating issue to deal with, especially if you are not familiar with the troubleshooting process. But fear not, because we’re here to help you! In this article, we will guide you through the steps to fix Thermo King Code 86 and get your unit back up and running smoothly.

Thermo King Code 86 is an error code that indicates a problem with the unit’s operation. It can occur in various Thermo King units, including truck, trailer, CR, DAS, and DSR units. The code 86 may exist with other alarm codes, such as code 84. It is important to record all alarms that occur to assist the technician in resolving the issue. In order to fix Thermo King Code 86, it is necessary to troubleshoot and diagnose the specific problem causing the error.

Key Takeaways:

• Thermo King Code 86 indicates a problem with the unit’s operation.
• It is important to record all alarms that occur to assist in troubleshooting.
• Troubleshooting requires a systematic approach to pinpoint the specific cause of the error.
• Common causes of Thermo King Code 86 include sensor malfunctions, temperature inconsistencies, engine-related issues, and circuit problems.
• By following the troubleshooting steps and addressing the underlying issues, it is possible to fix Thermo King Code 86 and restore the unit’s normal operation.

Common Causes of Thermo King Code 86 Error

When encountering the Thermo King code 86 error, it’s crucial to understand its underlying causes. Several factors can trigger this error, including:

1. Sensor malfunctions: The accuracy and proper functioning of sensors such as the evaporator coil sensor, return air sensor, and discharge air sensor should be checked and verified.
2. Temperature inconsistencies: Problems with load temperature, ambient temperature, or coolant temperature can lead to the occurrence of code 86.
3. Engine-related issues: Low engine oil pressure, high engine coolant temperature, or engine failure to start may trigger the code 86 error.
4. Circuit and sensor problems: Issues with the modulation circuit, refrigeration capacity, or water valve circuit can be responsible for code 86.

Understanding these common causes of the Thermo King code 86 error allows for a more effective troubleshooting process and helps in resolving the issue promptly.

Troubleshooting Thermo King Code 86

Fixing Thermo King code 86 requires a systematic troubleshooting approach. Here are some steps to diagnose and repair the error:

1. Inspect sensors: Check the evaporator coil sensor, return air sensor, and discharge air sensor for any signs of damage or improper readings.
2. Monitor temperature: Manually monitor the load temperature and compare it with the setpoint to identify any inconsistencies.
3. Check engine-related components: Verify the engine’s oil pressure, coolant temperature, and RPM sensor to ensure they are within the specified ranges.
4. Test circuits and sensors: Use appropriate diagnostic tools to check the modulation circuit, refrigeration capacity, water valve circuit, and other related components.
5. Address identified issues: Repair or replace any faulty sensors, circuits, or components that are causing the code 86 error.

By following these troubleshooting steps, you can effectively diagnose and repair Thermo King code 86 errors. However, if the issue persists or if you are unsure of the troubleshooting process, it is recommended to seek assistance from a qualified technician or Thermo King service center.

Conclusion

To fix Thermo King Code 86 and restore the normal operation of your unit, it is crucial to utilize proper diagnostics and troubleshooting techniques. By identifying the specific cause of the error and addressing the underlying issues, you can resolve the Code 86 problem effectively.

If you encounter difficulties during the troubleshooting process or if the error persists, it is highly recommended to seek assistance from a qualified technician or Thermo King service center. They have the expertise and knowledge to diagnose and rectify complex issues related to Thermo King units, including Code 86 errors.

Remember, accurate diagnostics and meticulous troubleshooting are key to successful repairs. By following a systematic approach and addressing the factors linked to Code 86, your Thermo King unit can be brought back to optimal performance.

Source Links

• https://www.thermoking.com/na/en/alarm-codes.html
• https://thermokingmichigan.com/common-error-codes/
• https://www.foilpoint.ee/docs/files/tkcode.pdf