CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE

13.2.1. BREAKDOWN SELF DIAGNOSIS FUNCTION13.2.1.1. Self Diagnosis Function (Three Digits Alphanumeric Code)

••Once abnormality has occurred during operation, the unit will stop its operation, and Timer or both Timer and ION LEDs blink. (The unit does not stop under ION abnormality.)

••Although Timer LED goes off when power supply is turned off, if the unit is operated under a breakdown condition, the LED will light up again.

••In operation after breakdown repair, the Timer LED will no more blink. The last error code (abnormality) will be stored in IC memory.

••To make a diagnosis

1.Timer LED or both timer and ION LEDs start to blink and the unit automatically stops the operation.

2.Press the CHECK button on the remote controller continuously for 5 seconds.

3.“- - “ will be displayed on the remote controller display.

Note: Display only for “- -”. (No transmitting signal, no receiving sound and no Power LED blinking.)

4.Press the “TEMP” or button on the remote controller. The code “H00” (no abnormality) will be displayed and signal will be transmitted to the main unit.

The power LED lights up. If no abnormality is stored in the main unit memory, beep sound (3 beeps) will be heard.

5.Every press of the button (up or down) will increase abnormality numbers and transmit abnormality code signal to the main unit.

6.When the latest abnormality code on the main unit and code transmitted from the remote controller are matched, power LED will light up for 30 seconds and a beep sound (continuously for 4 seconds) will be heard. If no codes are matched, power LED will light up for 0.5 seconds and no sound will be heard.

7.The breakdown diagnosis mode will be canceled unless pressing the CHECK button continuously for 5 seconds or operating the unit for 30 seconds.

8.The LED will be off if the unit is turned off or the RESET button on the main unit is pressed.

••To display memorized error (Protective operation) status:

1.Turn power on.

2.Press the CHECK button on the remote controller continuously for 5 seconds.

3.“- - “ will be displayed on the remote controller display.

Note: Display only for “- -”. (No transmitting signal, no receiving sound and no Power LED blinking.)

4.Press the “TEMP” or button on the remote controller. The code “H00” (no abnormality) will be displayed and signal will be transmitted to the main unit.

The power LED lights up. If no abnormality is stored in the memory, three beeps sound will be heard.

5.Every press of the button (up or down) will increase abnormality numbers and transmit abnormality code signal to the main unit.

6.When the latest abnormality code on the main unit and

code transmitted from the remote controller are matched, power LED will light up for 30 seconds and a beep sound (continuously for 4 seconds) will be heard. If no codes are matched, power LED will light up for 0.5 seconds and no sound will be heard.

7.The breakdown diagnosis mode will be canceled unless pressing the CHECK button continuously for 5 seconds or operating the unit for 30 seconds.

8.The same diagnosis can be repeated by turning power on again.

••To clear memorized error (Protective operation) status after repair:

1.Turn power on.

2.Press the AUTO button for 5 seconds (A beep receiving sound) on the main unit to operate the unit at Forced Cooling Operation mode.

3.Remove the battery cover of the remote controller and short-circuit the SET terminals. (A beep receiving sound)

••Temporary Operation (Depending on breakdown status)

1.Press the AUTO button (A beep receiving sound) on the main unit to operate the unit. (Remote control will become possible.)

2.The unit can temporarily be used until repaired.

Error Code

Operation

Temporary items

 

H23

Cooling

Emergency

Operation

with

H27, H28

Cooling, Heating

limited power

 

H26

Cooling, Heating

Emergency

Operation

without

 

 

power limit.

 

 

70