7.Self Diagnosis
A. About Self Diagnosis
When the air-conditioner is stopped due to malfunction detected by itself, the operation can be restarted using AUTO Switch
on the indoor unit. In forced operation, the frequency for compressor and fan speed can not be changed and the signal
receiving sound is different.
Normal Operation ON: “Pep”
Forced Operation ON: “Pep”, “Pep”, “Pep”, “Pep”
Stop: “Pep”
Note: Refer to the Diagnosis Code Table for the malfunction when forced operation is not available.
B. Display of Error Code
1. Keeping the CHECK button on the remote controller depressed for 5 seconds, error code ranging from H11 to H99 can
be displayed on the remote controller.
2. The error code is changed and diagnosis signal is transmitted to the indoor unit by pressing the Temp Up button on the
remote control.
3. When the malfunction of the air-conditioner matches the error code on the remote control, four beeps can be heard from
the indoor unit and the operation indicator will light up.
4. Keep the CHECK button depressed continuously for 5 seconds to cancel the diagnosis function.
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CS-PE9CKE / CU-PE9CKE / CS-PE12CKE / CU-PE12CKE
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