Current Detection Circuit Error; Case Thermostat Operation; Discharge Temp. Error - Toshiba RAV-GM561ATP-E Service Manual

Check Outdoor
code LED display
[H03]
[H04]
[L10]
[P03]
Check and troubleshooting
(Item without special mention Indicates part of outdoor unit.)

[Current detection circuit error]

Check outdoor P.C. board.
Defect → Replace

[Case thermostat operation]

Are CN500 connection and
case thermostat correct?
YES
Short each pins of CN500.
Can compressor operate?
YES
Is there gas leak?
Is there refrigerant shortage?
NO
Is service valve fully opened?
YES
Is PMV under correct conditions?
YES
[Unset model type] : Only when service P.C. board is used
Cut jumper line according to the explanation
sheet packaged with the service P.C. board.

[Discharge temp. error]

Is there gas leak?
Is there refrigerant shortage?
NO
Is PMV under correct condition
YES
Does an abnormal overload happen
NO
Is CN601 connection correct?
Is resistance value of TD sensor correct?
YES
- 66 -
FILE NO. SVM-18043
NO
Correct connector.
Case thermostat error → Replace
NO
Check outdoor P.C. board.
Defect → Replace
YES
Repair defectives position.
Recharge refrigerant.
NO
Open service valve fully.
NO
Correct defective position.
Replace defective part.
Check crushed or broken pipe.
Defect → Correct and Replace
YES
Repair defective position.
Recharge refrigerant.
NO
Repair defective position.
Replace defective part.
YES
Remove and improve the
cause of overload.
NO
Correct connector.
Sensor error → Replace
Check outdoor P.C. board.
Defect → Replace