Toshiba RAV-SM1603AT-E Service Manual page 100

[P10 error]
Is connection of
float switch connector
(Indoor control board CN34)
normal?
YES
Does float switch work?
YES
Does drain pump work?
YES
Check the drain pipe, etc.
∗ Check that voltage of 1-3 pin of CN68 on the indoor P .C. board is +200V.
[F10 error]
Is connection of TA sensor connector
(CN104 on indoor P .C. board) correct?
YES
Are characteristics of
TA sensor resistance value normal?
YES
Check indoor P .C. board.
Defect → Replace
NO
NO
Is circuit wiring normal?
NO
Check and correct wiring
and wire circuit.
NO
Is power of
drain pump turned on?
YES
Replace drain pump.
Check wiring.
NO
NO
∗∗
– 100 –
Correct connection
YES
NO
∗
Check indoor P .C. board.
Defect → Replace
Correct connection of connector.
Replace TA sensor.
∗∗
Refer to 10-2-6. Relational graph of
temperature sensor resistance value
and temperature Characteristics-1.
of connector.