Toshiba RAV-SM2802DT-TR, RAV-SM2802DT-E, RAV-SM2242DT-TR service manual P10 error, P01 error, 44

[P10 error]

Is connection of

float switch connector NO (Indoor control board CN34)

normal?

YES

NO YES

Correct connection

of connector.

Does float switch work?			Is circuit wiring normal?
YES				NO
		NO	Check and correct wiring
Does drain pump work?			and wire circuit.
YES
				NO	Are connector pins 1 and 3	NO
		Is power of
					at drain pump unit side shorted
	drain pump turned on? ∗
					(Resistance value 0)?
		YES			YES
					Replace drain pump
Check the drain pipe, etc.
					and indoor P.C. board
					(MCC-1403).

Replace drain pump.	Check indoor P.C. board
	(MCC-1403).
Check wiring.
	Defect → Replace

∗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?

NO

Is condenser normal?

YES

Is there no mechanical lock of the fan motor?

NO

Check indoor P.C. board (MCC-1403).

Defective → Replace

YES

NO

YES

Connect connector.

Correct the wiring circuit.

Replace condenser.

Replace fan motor.

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