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Does float switch work?
Does drain pump work?
Is circuit wiring normal?
Is connection of TA sensor connector
(CN104 on indoor P.C. board) correct?
Are characteristics of
TA sensor resistance value normal?
∗∗
Check indoor P.C. board.
Defect → Replace
∗∗
Refer to 10-2-6. Relational graph of
temperature sensor resistance value
and temperature Characteristics-1.
Is power of
drain pump turned on?
∗
Is connection of
float switch connector
(Indoor control board CN34)
normal?
Replace TA sensor.
Correct connection of connector.
Check the drain pipe, etc.
Replace drain pump.
Check wiring.
Correct connection
of connector.
Check and correct wiring
and wire circuit.
Check indoor P.C. board.
Defect → Replace
YES
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
[P10 error]
∗ Check that voltage of 1-3 pin of CN68 on the indoor P.C. board is +200V.
[F10 error]