Toshiba RAV-SM563UT-E Service Manual/Integration page 98

[P04 error]
NO
Check TE, TC, TS sensors.
Replace electron expansion valve.
Check charged refrigerant amount.
Check liquid/gas valves.
Check abnormal overload.
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Is high-voltage
protective operation by
TE sensor normal?
YES
Is connection of cabling
Does cooling outdoor fan
normally operate?
YES
Is fan motor normal?
Does PMV normally operate?
YES
Do not TD and TO sensors
come off the detection part?
Are characteristics of
TD, TO, TC sensor resistance
* For RAV-SM563AT-E, SM803AT-E, replace control P.C. board.
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NO
NO
connector normal?
YES
NO
NO
Is connection of
connector normal?
YES
NO
YES
NO
YES
NO
values normal?
YES
* Refer to Characteristics-3 and 4.
®
Check CDB.
Defect Replace
– 98 –
Revised : Mar. 2007
Correct connection of
cabling connector.
®
Check TE sensor.
Defect Replace
Correct connection of
connector.
Replace fan motor.
Correct coming-off.
Replace TD, TO,
and TC sensors.
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