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Trane Trane 5TWR7048A1 F6 Troubleshooting · TraneTrane 5TWR7048A1 F6MOC high temperature fault GREE GREE LIV12HP230V1R32AO F5 Troubleshooting · GREEGREE LIV12HP230V1R32AO F5Outdoor discharge temperature sensor open or short circuit Navien Navien NAZ17V3622A1 L1 Troubleshooting · NavienNavien NAZ17V3622A1 L1Outdoor control board EEPROM error Mitsubishi Electric Mitsubishi Electric MUZ-FS18NA*** 4 blinks / restart Troubleshooting · Mitsubishi ElectricMitsubishi Electric MUZ-FS18NA*** 4 blinks / restartFin or control-board temperature overheat protection Trane Trane 4TWV0X24A1 Alert 80.02 Troubleshooting · TraneTrane 4TWV0X24A1 Alert 80.02High pressure reduced-capacity restart Trane Trane N5HP5060A1 7 Flashes Troubleshooting · TraneTrane N5HP5060A1 7 FlashesLow ambient soft lockout Trane Trane 4TWV8X36A1 Alert 191.00 Troubleshooting · TraneTrane 4TWV8X36A1 Alert 191.00Outdoor fan phase loss Trane Trane 5TWV8X36A1 Alert 184.08 Troubleshooting · TraneTrane 5TWV8X36A1 Alert 184.08Universal hard lockout Trane Trane 5TWR6024A1 9 Flashes Troubleshooting · TraneTrane 5TWR6024A1 9 FlashesLow ambient soft lockout Trane Trane 5TWX6042A1 3 Flashes Troubleshooting · TraneTrane 5TWX6042A1 3 FlashesLow pressure switch is open Trane Trane 4TWV8X60A1 Err 91.02 Troubleshooting · TraneTrane 4TWV8X60A1 Err 91.02System communication loss Trane / Mitsubishi Electric Trane / Mitsubishi Electric MUZ-FS09NA*** 3 blinks Troubleshooting · Trane / Mitsubishi ElectricTrane / Mitsubishi Electric MUZ-FS09NA*** 3 blinksOutdoor control-system nonvolatile-memory failure