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[P03]
<Indication 1> <Indication 2>
[Abnormal outlet temperature]
[P04] * Any of the following abnormality may occur.
Seeing the LED on the outside board can determine which abnormality occurs.
Power source failure (Vdc), Hi pressure protection operation, Case thermostat operation
<Indication 1> <Indication 2>
[Case thermostat operation] → See [H04] details
<Indication 1> <Indication 2>
[Power source failure (Vdc)] → See [P05] details
<Indication 1> <Indication 2>
[Hi pressure protection operation] → See [P20] details
[P05]
<Indication 1> <Indication 2>
[Power source failure (voltage defective, open phase)]
Check code
Outdoor LED
indication
Check and Action procedure
(No specific description indicates outdoor unit parts.)
No gas leakage.
Appropriate refrigerant amount.
Correct defective portion
Re-charge refrigerant
Check outdoor control board
If defective, replace it
No
Yes
Pulse motor valve is normal.
Correct defective portion
Replace defective parts
No
Yes
Abnormally over loaded
Deal with or remove
causes
Yes
No
CN603 connector is normal.
TD sensor resistance is normal
Correct connector
Replace sensor
No
Yes
Check outdoor control board
If defective, replace it
Power voltage abnormally
drops or rise (230ACV
±
23V)
Check electric work
Yes
No
+00A09-002_01EN_SVM_ALL_Air_to_Water.book Page 94 Monday, October 5, 2009 2:09 PM