LM-2163H2L — LG Air Conditioner Service Manual (repair manual)

Model
LM-2163H2L
Pages
100
Size
3.77 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner
File
lm-2163h2l.zip
Date

View LG LM-2163H2L Service Manual online

- 3 -
Functions
• Room temperature sensor. (THERMISTOR)
• Maintains the room temperature in accordance with the Setting Temp. 
• Indoor fan is delayed for 5 seconds at the starting.
• Restarting is inhibited for approx. 3 minutes.
• High, Med, Low, Chaos
--- Lights up in operation
--- Lights up in Sleep Mode
--- Lights up in Timer Mode
--- Lights up in Deice Mode(for Heat pump model)
--- Lights up in Compressor operation(for Cooling model)
• Intermittent operation of fan at low speed.
• The fan is switched to low(Cooling), med(Heating) speed.
• The unit will be stopped after 1, 2, 3, 4, 5, 6, 7 hours.
• The fan is switched to intermittent or irregular operation
• The fan speed is automatically switched from high to low speed. 
• The louver can be set at the desired position or swing 
up and down automatically. 
Indoor Unit
Operation ON/OFF by Remote controller
Sensing the Room Temperature
Room temperature control
Starting Current Control
Time Delay Safety Control
Indoor Fan Speed Control
Operation indication Lamps (LED)
OUT
DOOR
Health Dehumidification Operation
• Both the indoor and outdoor fan
stops during deicing.
• Hot start after deice ends.
• The indoor fan stops until the 
evaporator piping temperature will be
reached at 28°C.
Sleep Mode Auto Control
Natural Air Control by CHAOS Logic
Airflow Direction Control
Deice (defrost) control (Heating)
Hot-start Control (Heating)
- 4 -
Remote Controller
JET COOL
Healthy Dehumidification Operation Mode.(       )
Operation Mode Selection
(Cooling 
model only)
(Heating 
model only)
Cooling Operation Mode.(       )
Heating Operation Mode.(       )
Auto Operation Mode.(       )
Sleep Operation
Fan Operation Mode
Room, Temperature Display
Setting the Time or Timer
Airflow Direction Control
Operation ON/OFF
Temperature Setting
TEMPERATURE
LOW
HIGH
Timer Selection
ON
OFF
Timer Setting
SET
Timer Cancel
CANCEL
Reset
Fan Speed Selection
(Low)
(Med)
(High)
(CHAOS)
: (High: 39°C                   LOW : 11°C)
Down to 18°C
Up to 30°C
Cooling
: 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.
Down to 16°C
Up to 30°C
Heating
Display Function 
1. Heating Model
2. Cooling Model
• Cooling, Soft Dry, Fan, Heating
•  Cooling, Soft Dry, Fan
• Sleep Mode 
•  Sleep Mode
• Timer Mode 
•  Timer Mode 
• Hot-start, Defrost
Self-diagnosis Function
Error Indicator
• The function is to self-diagnoisis airconditioner and express the troubles identifically if there is any trouble.
• Error mark is ON/OFF for the operation LED of evaporator body in the same manner as the following table.
• If more than two troubles occur simultaneously, primarily the highest trouble fo error code is expressed.
• After error occurrence, if error is released, error LED is also released simultaneously.
• To operate again on the occurrence of error code 12, be sure to pull out power cord and then re-insert.
• Having or not of error code is different from Model.
Operation Indicator
Timer Indicator 
Sleep Timer Indicator 
Defrost Indicator
-35-
Operation Indicator
Timer Indicator 
Sleep Timer Indicator
Compressor on Indicator
OUT
DOOR
1
(once)
(once)
(twice)
(twice)
(5times)
(once)
(twice)
(3times)
3sec
3sec
3sec
3sec
3sec
3sec
3sec
3sec
3sec
3sec
3sec
2
3
5
12
Error
Code
Error LED
(Indoor body operation LED)
Error contents
SVC check point
• Indoor suction temperature 
thermistor open/short.
• Indoor pipe temperature 
thermistor open/short.
• Indoor TH ass'y check
• Outdoor TH ass'y 
check
• Resetting of remocon 
operating mode
• Communication 
line/circuit check
• Primarily check 
refrigerant pressure
• Connecting pipe check
• Connecting cable check
• Outdoor suction temperature 
thermistor open/short.
• Outdoor pipe temperature 
thermistor open/short.
• Abnormal operation of multi 
product. 
(Simultanueous operation of 
cooling and heating)
• Misconnection of connecting 
cables
• Poor communication
Display Function 
1. Heating Model
2. Cooling Model
• Cooling, Soft Dry, Fan, Heating
•  Cooling, Soft Dry, Fan
• Sleep Mode 
•  Sleep Mode
• Timer Mode 
•  Timer Mode 
• Hot-start, Defrost
Self-diagnosis Function
Error Indicator
• The function is to self-diagnoisis airconditioner and express the troubles identifically if there is any trouble.
• Error mark is ON/OFF for the operation LED of evaporator body in the same manner as the following table.
• If more than two troubles occur simultaneously, primarily the highest trouble fo error code is expressed.
• After error occurrence, if error is released, error LED is also released simultaneously.
• To operate again on the occurrence of error code 12, be sure to pull out power cord and then re-insert.
• Having or not of error code is different from Model.
Operation Indicator
Timer Indicator 
Sleep Timer Indicator 
Defrost Indicator
-35-
Operation Indicator
Timer Indicator 
Sleep Timer Indicator
Compressor on Indicator
OUT
DOOR
1
(once)
(once)
(twice)
(twice)
(5times)
(once)
(twice)
(3times)
3sec
3sec
3sec
3sec
3sec
3sec
3sec
3sec
3sec
3sec
3sec
2
3
5
12
Error
Code
Error LED
(Indoor body operation LED)
Error contents
SVC check point
• Indoor suction temperature 
thermistor open/short.
• Indoor pipe temperature 
thermistor open/short.
• Indoor TH ass'y check
• Outdoor TH ass'y 
check
• Resetting of remocon 
operating mode
• Communication 
line/circuit check
• Primarily check 
refrigerant pressure
• Connecting pipe check
• Connecting cable check
• Outdoor suction temperature 
thermistor open/short.
• Outdoor pipe temperature 
thermistor open/short.
• Abnormal operation of multi 
product. 
(Simultanueous operation of 
cooling and heating)
• Misconnection of connecting 
cables
• Poor communication
Page of 100
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Download LG LM-2163H2L Service Manual (Repair Manual)

Here you can view online or download LG LM-2163H2L Service Manual in pdf. This Service Manual can help you recover, restore, fix, disassemble and repair LG LM-2163H2L Air Conditioner. Information contained in LG LM-2163H2L service manual (repair manual) typically includes:

  • Disassembly, troubleshooting, programming, maintenance, remote, adjustment, installation and setup instructions.
  • Schematics, wiring and block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Parts list (bill of materials).