Check Point 2 : Check Point 2 : Check Connector (CN15) / Wire
Check Point 1 : Check Float Switch
Check Point 3 : Replace Controller PCB
ONON OFFOFF
OKOK
OKOK
Trouble shooting 6
INDOOR UNIT Error Method:
Indicate or Display:
Outdoor Unit : No indication
ERROR CODE : E : 09
Detective Actuators:
Detective details:
Forecast of Cause :
Water Drain Abnormal
Indoor Unit Controller PCB Circuit
Float Switch
When Float Switch is ON for more than 3 minutes.
1. Float Switch failure 2. Shorted connector/ wire 3. Controller PCB failure
Check operation of float switch. (any blocking by dust, etc.)
Remove Float switch and check ON/OFF switching operation
by using a meter.
>>If Float switch is detective, replace it.
Check loose contact of CN15 /shorted wire (pinched wire).
>>Replace Float switch if the wire is abnormal
If Check Point 1 & 2 do not improve the symptom, change Controller PCB.
07-10
Indoor Unit : Operation LED: 2 times blink, Timer LED: 6 times blink,
Filter LED : OFF
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