DOWNLOAD LG AS-H126U / LS-C126U / LS-H126U Service Manual ↓ Size: 8.66 MB | Pages: 127 in PDF or view online for FREE

Model
AS-H126U LS-C126U LS-H126U
Pages
127
Size
8.66 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner
File
as-h126u-ls-c126u-ls-h126u.zip
Date

LG AS-H126U / LS-C126U / LS-H126U Service Manual ▷ View online

16
Safety Precautions
Operating Instructions
Care and Maintenance
Troubleshooting Tips
Care and Maintenance
Operating Instructions
Safety Precautions
Auto Clean
• Open the door on the remote control. Press the Auto Clean Button. 
Close the door on the remote control. Now each time that you press the start/stop
button, the Air conditioner operates clean function automatically.
Display Luminosity
• The Display Luminosity can be adjusted by using the remote control. 
Press the start/stop button to start the unit. Open the door on the remote control, press
the 2ndF button and, press display luminosity button. Display will be dark. Press the
button again to set bright display.
17
Safety Precautions
Operating Instructions
Care and Maintenance
Troubleshooting Tips
Power
button
Operation procedures when the remote
control can't be used.
The operation will be started if the power
button is pressed.
If you want to stop operation, re-press
the button.
Forced Operation
Auto restart
In case the power comes on again after a power failure, Auto Restarting Operation is the function to
operate procedures automatically to the previous operating conditions.
So there is no need of activating this function by pressing any key or button.
In the initial mode, the fan operates at a low speed and the compressor starts 2.5~3 minutes later.
As the compressor starts, the fan speed also resumes its previous setting mode.
Heat pump Model
Cooling Model
Room Temp. 
24°C
21°C 
Room Temp. < 24°C
Room Temp. < 21°C
Operating mode
Cooling
Cooling
Healthy Dehumidification
Heating
Indoor FAN Speed
High
High
High
High
Setting Temperature
22°C
22°C
23°C
24°C
Helpful information
Fan speed and cooling capacity.
The cooling capacity indicated in the specification is the
value when the fan speed is set to high, and the capacity will
be lower at low or medium fan speed.
High fan speed is recommended when you wish to cool the
room quickly.
High
Speed
Test operation
During the TEST OPERATION, the unit operates in cooling mode at high speed fan, regardless of
room temperature and resets in 18 minutes.
During test operation, if remote controller signal is received, the unit operates as remote controller sets.
If you want to use this operation, open the front panel upward and Press the power button let it be
pressed for about 3 seconds.
If you want to stop the operation, re-press the button.
ENGLISH
18
Safety Precautions
Operating Instructions
Care and Maintenance
Troubleshooting Tips
Care and Maintenance
Operating Instructions
Safety Precautions
Front panel
Panel hook
Air filters
Air filters
Gasoline
Powder
Indoor Unit
Care and maintenance of the air conditioner
CAUTION: Before performing any maintenance, turn off the main power to the system.
Never use any of the followings:
• Water hotter than 40°C
Could cause deformation and/or discoloration.
• Volatile substances
Could damage the surfaces of the air conditioner.
1. Lift the front access panel and pull the filter tab
slightly forward to remove the filter.
2. Clean the filter with a vacuum cleaner or warm,
soapy water.
• If dirt is conspicuous, wash with a solution of
detergent in lukewarm water.
• If hot water (40°C or more) is used, it may be
deformed.
3. After washing with water, dry well in the shade.
4. Re-install the air filter. 
1. After removing the air filters, pull slightly forward to
remove the PLASMA filter.
2. Dip the PLASMA filter into the water mixed with
neutral detergent, for 20~30 minutes.
3. Dry the PLASMA filter in the shade for a day
(Especially, the humidity must be removed
perfectly on this parts).
4. Note the cuts of electric discharge lines.
5. Re-install the PLASMA filter to the original position.
Open the upside of Front Panel
1
Relocate dried air filters at the shade and then
close the panel.
5
Put up the Front panel.
The hook of panel comes off.
2
Come down the panel and then remove 
air filters.
3
Do cleaning by soft brush and a vacuum
cleaner. If it has hard pollution, wash by
water.
4
Don’t touch this PLASMA Filter within 10
seconds after opening the inlet grille, it may
cause an electric shock.
19
Safety Precautions
Operating Instructions
Care and Maintenance
Troubleshooting Tips
Front panel
Panel
hook
Plasma
filters
(Side)
(Rear)
Air intake
vents
Air outlet
vents
(Side)
(Rear)
Drain Hose
Air intake vents
Air outlet vents
Piping
(Side)
(Rear)
Piping
Drain Hose
Air intake
vents
Air outlet
vents
Piping
Drain Hose
Outdoor Unit
The heat exchanger coils and panel vents of the
outdoor unit should be checked regularly. If clogged
with dirt or soot, the heat exchanger and panel 
vents may be professionally steam cleaned.
NOTE:
Dirty or clogged coils will reduce the 
operating efficiency of the system and cause
higher operating costs.
Cleaning of Purifying Filter
• Recomended use period : About 3 months
Open the upside of Front
panel.
Put up the front panel.
The hook of panel comes off.
Remove air filters and then
pull out plasma filter
3
2
1
Put in plasma filters in the
neutral detergent for 1~2
hours and then raise them.
Relocate dried plasma filters
at the shade and then put in
air filters.
5
4
ENGLISH
Page of 127
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