78
No
Yes
No
Yes
No
Yes
No
Yes
Yes
No
No
Yes
[A0] Exhaust temperature sensor (TD1) circuit
Whether the
TD1 sensor and connectors have
disconnection and broken
wiring (CN01)
Repair connecting wire of connectorwiring
Whether the
resistance value/temperature
characteristic of TD1 sensor
is normal
Replace TD2 sensor
Replace outdoor PCB
[A1] Exhaust temperature sensor (TD2) circuit
Whether the
TD2 sensor and connectors have
disconnection and broken
wiring (CN02)
Repair connecting wire of connectorwiring
Whether the
resistance value/temperature
characteristic of TD2 sensor is
normal
Replace outdoor PCB
[A2] Exhaust temperature sensor (Ts) circuit
Whether the
Ts sensor and connectors have
disconnection and broken
wiring (CN03)
Replace Ts sensor
Repair connecting wire of connectorwiring
Whether the
resistance value/temperature
characteristic of Ts sensor
is normal
Replace outdoor PCB
Replace TD1 sensor
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