Toshiba RAV-GM302ATP-E Service Manual page 61

Check Outdoor
code LED display
—
[H03]
—
[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
[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
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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