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Trane Trane 4TWV8X24A1 Err 67.06 Troubleshooting · TraneTrane 4TWV8X24A1 Err 67.06Suction temperature sensor fault in cooling Trane Trane 5TWX6048A1 7 Flashes Troubleshooting · TraneTrane 5TWX6048A1 7 FlashesLow ambient soft lockout Navien Navien NAZ17V6022A1 P4 Troubleshooting · NavienNavien NAZ17V6022A1 P4Compressor discharge temperature protection GREE GREE LIV18HP230V1R32AO F4 Troubleshooting · GREEGREE LIV18HP230V1R32AO F4Outdoor condenser temperature sensor open or short circuit Trane Trane 5TWX7036A1 A1000AA P Troubleshooting · TraneTrane 5TWX7036A1 A1000AA PPressure protection Trane / Mitsubishi Electric Trane / Mitsubishi Electric MUZ-FS18NA*** 3 blinks Troubleshooting · Trane / Mitsubishi ElectricTrane / Mitsubishi Electric MUZ-FS18NA*** 3 blinksOutdoor control-system nonvolatile-memory failure Carrier Carrier 38MURAQ18AB3 EC 73 Troubleshooting · CarrierCarrier 38MURAQ18AB3 EC 73Outdoor DC fan motor zero-speed failure Trane Trane 5HPL5036A1 F5 Troubleshooting · TraneTrane 5HPL5036A1 F5PFC protection Trane Trane 5TWR6036A1 9 Flashes Troubleshooting · TraneTrane 5TWR6036A1 9 FlashesLow ambient soft lockout TOSOT TOSOT TM48D6MO H4 Troubleshooting · TOSOTTOSOT TM48D6MO H4System abnormal Trane Trane 4TWV0048A1 Err 67.05 Troubleshooting · TraneTrane 4TWV0048A1 Err 67.05Discharge temperature sensor fault in heating Trane Trane 5TWV8X48A1 Err 91.03 Troubleshooting · TraneTrane 5TWV8X48A1 Err 91.03System clock communication loss