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Troubleshooting · Mitsubishi ElectricMitsubishi Electric MUZ-FS09NA*** 8 blinks / restartCompressor synchronous abnormality→ Troubleshooting · Mitsubishi ElectricMitsubishi Electric MUZ-FS12NAH*** 3 blinksOutdoor control-system nonvolatile-memory failure→ Troubleshooting · Trane / Mitsubishi ElectricTrane / Mitsubishi Electric MUZ-FS12NAH*** 16 blinksFour-way valve or pipe-temperature abnormality→ Troubleshooting · Trane / Mitsubishi ElectricTrane / Mitsubishi Electric MUZ-FS06NA*** 1 blinkOutdoor power-system abnormality→ Troubleshooting · Trane / Mitsubishi ElectricTrane / Mitsubishi Electric MUZ-FS09NA*** 2 blinks / restartOvercurrent protection→ Troubleshooting · Mitsubishi ElectricMitsubishi Electric MUZ-FS12NAH*** 16 blinksFour-way valve or pipe-temperature abnormality→ Troubleshooting · Trane / Mitsubishi ElectricTrane / Mitsubishi Electric MUZ-FS12NA*** 2 blinksOutdoor thermistor short or open circuit→ Troubleshooting · Trane / Mitsubishi ElectricTrane / Mitsubishi Electric MUZ-FS12NAH*** 13 blinks / restartInverter DC bus-bar voltage detection failure→ Troubleshooting · Mitsubishi ElectricMitsubishi Electric MUZ-FS15NA*** 10 blinks / restartOutdoor fan motor failure→ Troubleshooting · Mitsubishi ElectricMitsubishi Electric MUZ-FS12NAH*** 2 blinksOutdoor thermistor short or open circuit→ Troubleshooting · Trane / Mitsubishi ElectricTrane / Mitsubishi Electric MSZ-FS15NA*** 5 blinksOutdoor power-system abnormality→ Troubleshooting · Trane / Mitsubishi ElectricTrane / Mitsubishi Electric MSZ-FS12NA*** 14+ blinksOther outdoor or thermistor abnormality→