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CODE
No.
[L29]
(Continued)
Outdoor
LED display
<Display 1> <Display 2>
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Check and troubleshooting
(Item without special mention Indicates part of outdoor unit.)
[EEPROM error] → Refer to [F31] column.
[Unset model type] → Refer to [L10] column.
[Heat sink overheat error] → Refer to [P07] column.
[Gas leak detection] → Refer to [P15] column.
[4-way valve inverse error] → Refer to [P19] column.
Check outdoor P.C. board.
Defect → Replace
Correct connector.
Sensor error → Replace
Correct and clear the cause.
Repair defective position.
Replace defective part.
Repair defective position.
Recharge refrigerant.
Is it not abnormal overload?
Is PMV normal?
Is CN603 connection normal?
Is resistance value of TD sensor normal?
Is there no gas leak?
Is refrigerant charge amount adequate?
YES
YES
NO
YES
NO
NO
NO
YES
<Display 1> <Display 2>
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[Discharge temp. error][P03]