Trouble Shooting
| FAILURE CODE |
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TROUBLE SHOOTING | (TIMER LED OF INDOOR | POSSIBLE REASONS | |
| RECEIVER BOARD FLASHES |
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| TIMES) |
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Faulty temperature sensor Tai | ONCE | Sensor disconnected, or broken, or at wrong | |
position, or short circuit | |||
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Faulty temperature sensor Tc1 | TWICE | Sensor disconnected, or broken, or at wrong | |
position, or short circuit | |||
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Faulty temperature sensor Tc2 | 3 TIMES | Sensor disconnected, or broken, or at wrong | |
position, or short circuit | |||
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Faulty temperature sensor Tm | 4 TIMES | Sensor disconnected, or broken, or at wrong | |
position, or short circuit | |||
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Faulty EEPROM on indoor | 5 TIMES | Faulty indoor unit PCB | |
unit PCB | |||
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Abnormal communication |
| Wrong connection, or the wires be disconnected, | |
6 TIMES | or wrong address setting of indoor units, or faulty | ||
between indoor and outdoor unit | |||
| power supply or faulty PCB | ||
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| Abnormal communication | 7 TIMES | Wrong connection, or use the wired controllerbe | |
| between wired controller and | |||
| disconnected, faulty PCB | |||
| indoor unit PCB |
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| Pump motor disconnected, or at wrong | |
| Drainage system abnormal | 8 TIMES | position, or the float switch broken down | |
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| or the float switch disconnected,or at | |
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| wrong position | |
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| Indoor unit address repeated | 9 TIMES | Wrong setting of indoor unit address | |
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| Central control address repeated | 10 TIMES | Wrong setting of centralized control indoor unit | |
| address | |||
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| Faulty indoor unit fan motor | 11 TIMES | Fan is blocked, or the terminal is disconnected | |
| from the PCB, or faulty indoor unit PCB | |||
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| Faulty driver of indoor unit | 12 TIMES | Faulty indoor unit PCB | |
| fan motor | |||
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| Abnormal communication | 14 TIMES | Faulty indoor unit PCB | |
| between chip TMP/807 and | |||
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| chip TMP/846 |
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Malfunction on outdoor unit
20 TIMES
Check the outdoor unit failure code
Note:
1.Please contact the installers or distributors when trouble happens to repair it.
2.Turn the power off and power on again, if the failure code recurs, please inform the franchiser.
3.Failrue codes maked with 
are resumable.
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