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Model
LS-Q076ABL_BBG_BEL_ABG LS-Q096ABL_BBG_BEL_AEL LS-Q096ACG_ADG_ADL_BDL LS-Q096AHG_ABG_ABM LS-Q096BAG_BDG LS-Q096ACL_AAG LS-Q082BAG_BAM LS-Q082AAL_ACG_ACL_ACM
Pages
127
Size
7.78 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner
File
ls-q076abl-bbg-bel-abg-ls-q096abl-bbg-bel-ael-ls-q.zip
Date

LG LS-Q076ABL_BBG_BEL_ABG / LS-Q096ABL_BBG_BEL_AEL / LS-Q096ACG_ADG_ADL_BDL / LS-Q096AHG_ABG_ABM / LS-Q096BAG_BDG / LS-Q096ACL_AAG / LS-Q082BAG_BAM / LS-Q082AAL_ACG_ACL_ACM Service Manual ▷ View online

-48-
6. When Heating does not operate
Operate “Heating Mode(     )” by setting the desired temperature of the
remote control is higher than one of the indoor temperature by 2°C at
least.
In heating Mode, the indoor fan operates in case the pipe temperature
is higher than 28°C.
Check the connector of intake and pipe sensor(thermistors)
• Check the related circuit of RY-4WAY
• Check the indoor room temperature is disconnected or not (about
10K
/at 25°C).
• Check the indoor pipe temperature is disconnected or not (about
5K
/at 25°C).
Turn ON Main Power
Check the DC voltage on the PWB ASSEMBLY
• The details of check are as followings
Check point
Between Micom
(NO.59) and GND
Between IC01M
(NO.11) and GND
Comp ON
DC 5V
Below DC 1V
Comp OFF
DC 0V
About DC
12V
Check point
Between Micom
(NO.51) and GND
Between IC02M
(NO.11) and GND
4 way ON
DC 5V
Below DC 1V
4 way OFF
DC 0V
About DC 12V
Check point
Between Micom
(NO.53) and GND
Between IC02M
(NO.12) and GND
Fan ON
DC 5V
Below DC 1V
Fan OFF
DC 0V
About DC 12V
• Comp Relay.
• 4 way Relay
• Outdoor fan Relay
-49-
Turn off Main Power
• Check the electrical wiring diagram of outdoor side.
• Check the abnormal condition for the component of Compressor/Out-
door Fan Motor, 4 way.
• Check the "open" or "short" of connecting wires between indoor and
outdoor.
-5-
Healthy Dehumidification Operation Mode.(       )
Remote Control
Operation ON/OFF
Reset
Operation Mode Selection
Temperature Setting
Timer Selection
Timer Setting
JET COOL
Timer Cancel
Sleep Operation
Airflow Direction Control
(Cooling 
model only)
(Heating 
model only)
TEMPERATURE
LOW
HIGH
Cooling Operation Mode.(       )
Heating Operation Mode.(       )
Auto Operation Mode.(       )
Fan Operation Mode
Horizontal Airflow Direction Control Button(Optional)
Room, Temperature Display
Setting the Time or Timer
PLASMA(Optional)
ON
OFF
SET
PLASMA
CANCEL
Fan Speed Selection
(Low)
(Med)
(High)
(CHAOS)
: (High:39°C
Low:11°C)
: OFF, ON, OFF                ON
: Cancel Sleep Mode, Timer ON or Timer OFF
: 1, 2, 3, 4, 5, 6, 7,  Off Timer
: Fan Operates without cooling or heating.
Cooling
Down to 18°C
Up to 30°C
Heating
Down to 16°C
Up to 30°C
-50-
Electronic Control Device 
(1) MAIN P.W.B ASSEMBLY (AC PART)
• TOP VIEW
(1) MAIN P.W.B ASM (AC)
• BOTTOM VIEW
Page of 127
Display

LG LS-Q076ABL_BBG_BEL_ABG / LS-Q096ABL_BBG_BEL_AEL / LS-Q096ACG_ADG_ADL_BDL / LS-Q096AHG_ABG_ABM / LS-Q096BAG_BDG / LS-Q096ACL_AAG / LS-Q082BAG_BAM / LS-Q082AAL_ACG_ACL_ACM Service Manual ▷ Download