[F02 error]
Is connection of TC sensor connector
(CN101 on Indoor P .C. board) correct?
YES
Are characteristics of
TC sensor resistance value normal?
YES
Check indoor P .C. board (MCC-1403).
Defect → Replace
[F01 error]
Is connection of TCJ sensor connector
(CN102 on Indoor P .C. board) correct?
YES
Are characteristics of
TCJ sensor resistance value normal?
YES
Check indoor main P .C. board (MCC-1403).
Defect → Replace
NO
NO
∗ Refer to TC sensor
(Temperature-Resistance value characteristic table)
NO
NO
∗ Refer to TCJ sensor
(Temperature-Resistance value characteristic table)
Correct connection of connector.
Correct connection of connector.
– 79 –
Replace TC sensor.
Replace TCJ sensor.