Toshiba RAV-SM2242DT-E Service Manual page 44

[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 CN068 on the indoor P .C. board is 220–240V.
[P01 error]
Is there no connection error or
disconnection of CN083 connector?
Is condenser normal?
Is there no mechanical lock of the fan motor?
Check indoor P.C. board (MCC-1403).
Defective → Replace
NO
NO
Is circuit wiring normal?
Check and correct wiring
NO
Is power of
drain pump turned on? ∗
YES
Replace drain pump.
Check wiring.
NO
YES
NO
YES
NO
and wire circuit.
Are connector pins 1 and 3
NO
at drain pump unit side shorted
(Resistance value 0)?
YES
Replace drain pump
and indoor P.C. board
(MCC-1403).
YES
NO
YES
– 44 –
Correct connection
of connector.
NO
Check indoor P.C. board
(MCC-1403).
Defect → Replace
Connect connector.
Correct the wiring circuit.
Replace condenser.
Replace fan motor.