Toshiba RAS-18N2AX - Page 58

FILE NO. SVM-06006
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[19 outdoor TD sensor error]
[1E Discharge temp. error]
Is TD sensor
connected properly?
YES
NO
Is TD sensor resistance value
(50 kΩ at 25°C) normal?
Connect connector
properly.
NO
YES
YES
YES
NO
YES
NO
NO
NO
Is protective controller
such as discharge
thermostat normal?
Is charged amount
of refrigerant normal?
Is overload relay normal?
Is TD sensor resistance value
(50 kΩ at 25°C) normal?
Are wires connected to
connector properly?
Outdoor P.C.board is defective.
Connect wires to
connector properly.
Check and modify charged
amount of refrigerant.
Unit operates normally.
Replace TD sensor.
Replace P.C. board.
YES
NO
Replace TD sensor.
Replace P.C. board.
Indoor P.C. board is defective.