Self-diagnostic function – Daewoo DPB-280LH User Manual
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(1) Cooling Mode
* When the room temperature is higher than 22˚C or
equal to 22˚C
1
Fan Speed: high speed (Fixed)
2
Air discharge direction: The control is available.
3
Set temperature: 18°C (Fixed)
(1) Heating Mode
* When the room temperature is lower than 22˚C
1
Fan Speed: high speed (Fixed)
2
Air discharge direction: The control is available.
3
Set temperature: 32°C (Fixed)
Dehumidification Mode
Air Discharge Direction
Quick Mode(Powerful Cooling & Heating)
1
DT+1˚C
<
RT
Outdoor Fan, Compressor : ON
Indoor Fan : Low speed
2
DT-1˚C RT DT+1˚C
Outdoor Fan, Compressor : 3 min/ON, 5 min/OFF
Indoor Fan : Low speed
3
DT-1˚C > RT
Outdoor Fan, Compressor : OFF
Indoor Fan : Low speed
<
<
1. Press fan direction button to select fan direction
• Press desired fan direction button, "UP • DOWN" or "LEFT • RIGHT" control louver moves, press
again to stop
FAN DIR.
FAN DIR.
Self-Diagnostic Function
The control will contain diagnostic test to verify the integrity of the system.
(1) Error Code Display : RT (Room Temperature) LED
ERROR CODE
DISPLAY
ERROR CONTENTS
1
“E2”
Indoor unit sensor open or short
2
“E2”
Outdoor unit sensor open or short
3
“ E3 ”
Compressor, Electrical parts of
comp. Gas leak