Troubleshooting code
Back to all 5TDM5B04AC31 error codes
Evaporator outlet pipe temperature sensor error. Use this page to document the issue and prepare for service. GreenFlow should handle diagnosis for electrical, refrigerant, lockout, or recurring conditions.
What the code means
Trane AHR-SVX008A-EN LED indicator system-failure table for 5TDM5 air handlers identifies running indicator light out for 6 seconds then flashing five times as an evaporator outlet pipe temperature sensor error.
Call GreenFlow if the code repeats, the system is locked out, heating or cooling is not restored, there is ice buildup, electrical odor, unusual noise, or any issue involving pressure switches, sensors, wiring, refrigerant, reversing-valve operation, or warranty coverage.
Share the visible code, model and serial number if available, photos, current symptoms, and whether the issue affects heating, cooling, or both.
Trane AHR-SVX008A-EN LED indicator system-failure table for 5TDM5 air handlers identifies running indicator light out for 6 seconds then flashing five times as an evaporator outlet pipe temperature sensor error.
Check thermostat status, filter condition, visible outdoor-unit obstructions, and take photos of the flash pattern and nameplate. Do not open electrical panels or refrigerant-side components.
Call GreenFlow if the code repeats, the system is locked out, heating or cooling is not restored, there is ice buildup, electrical odor, unusual noise, or any issue involving pressure switches, sensors, wiring, refrigerant, reversing-valve operation, or warranty coverage.
GreenFlow can review the code, photos, equipment access, and symptoms before scheduling the right next step.
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HVAC technician was punctual, followed up well, completed quick repairs, ensured the issue was resolved, and provided helpful recommendations.
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