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Back to Trane 5HPL5024A1

Trane 5HPL5024A1 troubleshooting and error codes

Use this table to identify what the visible code may mean and what information to share when scheduling service. Keep checks simple and visible; do not open electrical, refrigerant, gas, or sealed equipment compartments.

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Error-code table

Search codes for 5HPL5024A1

Code Meaning System area Safe first step Action
E3 Coil temperature sensor error Outdoor coil sensor Document the flash pattern, check thermostat, filter, and visible outdoor-unit obstruction status, and schedule service if the condition remains. View details
E7 Ambient temperature sensor error Outdoor ambient sensor Document the flash pattern, check thermostat, filter, and visible outdoor-unit obstruction status, and schedule service if the condition remains. View details
E8 Exhaust temperature sensor error Compressor discharge sensor Document the flash pattern, check thermostat, filter, and visible outdoor-unit obstruction status, and schedule service if the condition remains. View details
E9 IPM or compressor driving control error Compressor drive Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
EA Current sampling error Outdoor control board Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
EB Main PCB and operating board communication failure Outdoor communication Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
EC Outdoor main PCB and operating PCB communication failure Outdoor communication Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
EE EEPROM error Outdoor control board Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
EF DC fan motor failure Outdoor fan motor Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
P0 IPM module protection Compressor drive protection Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
P1 Over-voltage or under-voltage protection Supply voltage Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
P4 Exhaust pipe over-temperature protection Compressor discharge temperature Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
P5 Subcooling protection in cooling Refrigerant circuit protection Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
P6 Overheating protection in cooling Refrigerant circuit protection Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
P7 Overheating protection in heating Refrigerant circuit protection Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
P8 Outdoor over-temperature or under-temperature protection Outdoor temperature protection Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
P9 Compressor drive or load abnormal Compressor drive Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
F5 PFC protection Power factor correction circuit Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
F6 Compressor phase or anti-phase protection Compressor phase protection Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
F7 IPM over-temperature protection Compressor drive temperature Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
F8 4-way valve reversing error Reversing valve Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
FA Phase-current test circuit error Compressor current sensing Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
H1 High pressure switch error Pressure safety circuit Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
H2 Low pressure switch error Pressure safety circuit Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
H3 High pressure sensor error Pressure sensor Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details
H4 Low pressure sensor error Pressure sensor Record the flash pattern, avoid repeated reset attempts, and schedule GreenFlow service. View details

Safety note

What is safe to check before service

These pages are meant to help document the issue, not replace diagnosis. GreenFlow should handle pressure-switch, electrical, refrigerant, lockout, recurring, and warranty-related conditions.

Safe visible checks

  • Thermostat display and settings
  • Filter condition and return-air path
  • Visible outdoor-unit obstruction
  • Photos of the code, unit, and nameplate

Stop and call

  • Repeated lockouts or recurring faults
  • Pressure-switch or sensor faults
  • Electrical odor, unusual noise, or ice buildup
  • Any sealed cabinet, refrigerant, gas, or warranty issue

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Anna F.

They showed up within an hour of me making the call on a Sunday. They fixed our system and taught us how to replace the fuse in the future. We would definitely call again.

Ray

Just had a service call because my tankless water heater stopped working with E110 code. Andrey located the root cause real quick and fixed the issue within half an hour, also gave reasonable recommendations for further maintenance.

Sharad W.

Green Flow and the people who work there are terrific. Vlad and Andre are excellent. Andre was very helpful. He was punctual, respectful, efficient and knowledgeable. He did not try to sell me something I didn’t need ( as others have done before). I was charged $99 which...

Randy J.

Thanks to Andrey for an amazingly quick response to my request for a service call. He diagnosed and fixed my issue within 24 hours of my asking for help. Excellent service. Thanks.

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