Toshiba RAS-18UKHP-ES2 - Page 52

FILE NO. SVM-03009
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[0C Indoor TA sensor error]
[0d Indoor TC sensor error]
[18 outdoor TE sensor error] (Heat pump model)
NO
NO
YES
YES
Is CN04 (TA sensor connector)
connected properly?
Is TA sensor resistance value
(10 kΩ at 25°C) normal?
Indoor P.C. board is defective.
Connect CN04 properly.
Replace TA sensor.
Replace P.C. board.
NO
NO
YES
YES
Is CN05 (TC sensor connector)
connected properly?
Is TC sensor resistance value
(10 kΩ at 25°C) normal?
Indoor P.C. board is defective.
Connect CN05 properly.
Replace TC sensor.
Replace P.C. board.
NO
NO
YES
YES
Is TE sensor connector
connected properly?
Is TE sensor resistance value
(10 kΩ at 25°C) normal?
Indoor P.C. board is defective.
Connect connector
properly.
Replace TE sensor.
Replace P.C. board.