(ECOi-Geräte)
1. Error Detection Method
It is judged an error when open circuit or short circuit.
2. Error Diagnosis
| 1 Sensor | 1-1 | Sensor connector is connected to PC board properly. | Yes | 1-2 |
| No | Reconnect and check | |||
| 1-2 | Resistance between sockets is infinity or 0 ohm. | Yes | Replace sensor | |
| No | 2-1 | |||
| 2 PC board | 2-1 | Replace PC board because of outdoor control PC board failure. | ||