LG PQRCFCS0C Quick start guide

ENGLISH
LG
Simple Wired Remote Controller
LG
IMPORTANT
• Please read this installation manual completely
before installing the product.
• Installation work must be performed in
accordance with the national wiring standards
by authorized personnel only.
• Please retain this installation manual for future
reference after reading it thoroughly.
Owner's & Installation Manual
Visit us at : http://www.lgservice.com
P/No.: 3828A20860W
Models: PQRCFCS0C
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2Simple Wired Remote Controller
Simple Wired Remote Controller Ownerʼs & Installation Manual
TABLE OF CONTENTS
nSafety Precautions..............................................................3~4
nPart Description ......................................................................5
nWired remote controller switch information.........................6
nInstallation Method .................................................................7
nNecessary functions before using .................................9~12
• Trial Operation..........................................................................................9
• Celsius/Fahrenheit Switching ...............................................................10
• Setting the Central Control Address ....................................................11
• ESP Function ..........................................................................................12
nHow to use the Mode Selection Button.........................13~19
• Cooling Operation ..................................................................................13
• Heating Operation ..................................................................................14
• Auto-Operation .......................................................................................15
• Dry(Dehumidification) Operation ..........................................................16
• Fan Operation .........................................................................................16
• Fan Speed Selection ..............................................................................17
• Indoor Temperature Display..................................................................18
• Child Lock ...............................................................................................19

Safety Precautions
Ownerʼs & Installation Manual 3
ENGLISH
Entrust installation of the
product to the service center
because improper installation
may cause fire, an electric
shock, explosion, and physical
injury.
Use the original parts in
order to prevent fire, an
electric shock, explosion,
and product breakdown.
Keep combustible and/or
inflammable materials away
from the product in order to
prevent fire or product
breakdown.
Do not disassemble, repair, or
modify the product at your
discretion in order to prevent fire
or an electric shock.
Do not install the product in wet
and humid areas in order to
prevent product breakdown.
Do not expose the product to the
sun in order to prevent product
breakdown.
nInstallation
Safety Precautions
• The installation requires expert skills, and it should be installed by the service center or other shops specialized
in the installation and recognized by our company.
• For all the problems arising after installation by someone who has no relevant qualifications, LG will not provide
free service.
• The following safety cautions are provided to prevent unexpected dangers or losses.
: If the user does not follow the mandatory items, it may result in serious injury or death.
: If the user does not follow the mandatory items, it may cause personal injury or property
damage.
: Warning and Caution are to call the userʼs attention to the possible danger. Read and follow
them carefully in order to prevent a safety accident.
: Warning and Caution are indicated in this guide and the product itself to help protect the users
from danger.
WARNING
CAUTION
WARNING

Safety Precautions
4Simple Wired Remote Controller
Do not modify or lengthen the
power cable at your discretion.
It may cause fire or an electric
shock.
Do not place a heating device
near the product. It may cause
fire.
Do not drop water on to the
product. It may cause an electric
shock or product breakdown.
Do not place something heavy on
the power cable. It may cause fire
or an electric shock.
Do not place a heavy thing on the
product. It may cause product
breakdown.
If the product was submerged
under water, ask the service
center for instruction. It may
cause fire or an electric shock
unless you do that.
nIn-use
nIn-use
Make sure children or senor
citizens use the product under
proper observation in order to
prevent safety accident.
Do not subject the product to
shock. It will cause product
breakdown.
Do not pick the product with a
sharp tool. It may cause
product breakdown with the
damage to its parts.
Do not clean the product with strong cleanser such
as solvent. Use soft clothes in order to prevent fire
or product deformation.
Do not touch the product with a wet hand. Do not
pull the lead cable. It may cause product breakdown
or an electric shock.
CAUTION

Part Description
Ownerʼs & Installation Manual 5
ENGLISH
Part Description
Accessory
Connecting Cable
(1EA)
Fixing Screw (2EA) User / Installation
Manual
Installation Paper
Simple Wired Remote Controller
PQRCFCS0C
FAN
SPEED
ROOM
TEMP
TEMP
TEMP
Cooling Heating Auto Dry Fan
Defrost Preheat Out door
Slo
Lo
Med
Hi
Po
Room Temp
Total on
Central Run
1
2
3
4
5
°C
°F
Each function will be shown on the display panel for three second or so when the power is applide at
first.
1. Operation Display Panel
2. On/Off Function
3. Fan Speed Button
4. Temperature Control Button
5. Room Temperature Check
Button

Wired remote controller switch information
6Simple Wired Remote Controller
SWGR
SWHI
Room Temp. Sensing
Ceiling Height/Default E.S.P
Group Control
3
1
2
2
SWPD
SWTH
Select Product
2
1
1
321
Group control switch
1. For individual control/Master use
2. For group control/Slave use
Ceiling height selection switch
1. Low ceiling
2. Standard ceiling
3. High ceiling
Product selection switch
1. Cooling Only product
2. Heat Pump product
Indoor temperature sensor
selection switch
1. Use the temperature sensor on the remote
controller.
2. Use the temperature sensor on the product.
3. Use the sensors on the product and remote
controller.
Wired remote controller switch information
• When changing the product selection switch and group control switch, the power must be reconnected to reflect
the changes.
• The central control could operate inappropriately depends on indoor unit type, when the remote controller is set
as slave.

Ownerʼs & Installation Manual 7
ENGLISH
Installation Method
CN-REMO
LO2K
J15
LO1K LO1D C07D
C01K
J14
CN-DISP
CN-M CN-ZONEC
IC01A
2cm
The position of the fixing screws
Main
indoor unit
Red Yellow Brown
Main frame
Fixing the
remote controller
Side of
remote Controller
Side of
Indoor Unit
1
Put the installation paper on the place and determine the
position and height of the fixing screws of the wired remote
controller.
• Refer to the printed side of the installation paper.
2
Plug the connecting cable into the indoor unit.
• The product is being shipped with the cable
connected only to the remote controller.
Fix the connecting cable with the cable rack.
3
Remove the installation paper before installing
the remote controller so that it can fit at the right
place.
* Do not embed the remote controller into the wall. (It may cause the breakdown of the temperature
sensor.)
* If you want to install a number of remote controller at the same place in a vertical line, install them at
regular intervals of 2cm. (It may cause the breakdown of the temperature sensor.)
* Do not install the cable with a distance of 50 m or longer. (This can cause communication error.)
* When installing the cable, check whether the connector between the remote controller and the
product is installed properly. The connector will not be connected when installed in opposite sides.
pSupply the power after connecting wired remote controller.
When you need to change wired remote controller, switch off the main power and change it.
If the wired remote controller is changed before switching off the main power, the option function of
the indoor unit can't be used. (option function like "slo" fan speed selection)
Installation Method

Installation instruction
8Simple Wired Remote Controller
GND
GND
12V
Signal wire
Signal wire
PQRCUCS0C
FAN
SPEED
MODE
TEMP
TEMP
Cooling Heating Auto Dry Fan
Defrost Preheat Out door
Slo
Lo
Med
Hi
Po
RoomTemp
Totalon
CentralRun
GND
12V
B Y R B Y R
MASTER SLAVE
Signal wire GND
12V
Signal wire
PQRCUCS0C
FAN
SPEED
MODE
TEMP
TEMP
Cooling Heating Auto Dry Fan
Defrost Preheat Out door
Slo
Lo
Med
Hi
Po
RoomTemp
Totalon
CentralRun
PQRCUCS0C
FAN
SPEED
MODE
TEMP
TEMP
Cooling Heating Auto Dry Fan
Defrost Preheat Out door
Slo
Lo
Med
Hi
Po
RoomTemp
Total on
CentralRun
Group control
1. When installing more than 2 units of air
conditioner to one wired remote controller,
please connect as the right figure.
• If it is not event communication indoor unit, set
the unit as slave.
• Check for event communication through the
product manual.
• Refer to regarding page on how to set the slave.
2. When installing more than 2 wired
remote controllers to one air conditioner,
please connect as the right picture.
• When installing more than 2 units of wired
remote controller to one air conditioner, set one
wired remote controller as master and the others
all as slaves, as shown in the right picture.
• Refer to Installer setting section on how to
set master/slave.
• You cannot control the group as shown in
the right for some products.
<When simultaneously connecting
2 sets of wired remote controller>
j Some products do not use 'Group control'. It depends on the product type.
For more detail, refer to the product manual.
When controlling multiple indoor units with event communication function with one remote
controller, you must change the master/slave setting from the indoor unit.
- Indoor units, the master/slave configuration of the product after completion of indoor unit power
ʻOFFʼ and then ʻONʼ the power after 1 minutes elapsed sign up.
- For ceiling type cassette and duct product group, change the switch setting of the indoor PCB.
For wall-mount type and stand type product, change the master/slave setting with the wireless
remote controller. (Refer to wireless remote controller manual for detail)
hWhen installing 2 remote controllers to one indoor unit with event communication function, set
the master/slave of the remote controller. (Refer to remote controller master/slave selection)
When controlling the group, some functions excluding basic operation setting, fan level
Min/Mid/Max, remote controller lock setting and time setting may be limited.
#3 switch OFF: Master (Factory default setting) #3 switch ON: Slave
1
ON
2345678
1
ON
2345678

Ownerʼs & Installation Manual 9
ENGLISH
Necessary functions before using
Necessary functions before using
Out door
Room Temp"
Total on"
Central Run
Defrost Preheat
PQRCFCS0C
FAN"
SPEED
ROOM"
TEMP
TEMP
TEMP
1
If you want to set the trial operation mode, press the
Room Temperature button and the fan speed button
same time for three seconds.
2
Then the product will begin the trial operation and the
display will be like as shown on left side picture.
3
If you want to cancel the trial operation mode, just
press the On/Off button.
4
The trail operation will shut down automatically after
18 minutes and system will go to the standby mode.
Trial Operation
The trial operation is to check the installation status of the product. The temperature will not be controlled during
trial operation. Instead the product will operate in several modes such as cooling, strong wind, comp-on.
* This function might not be available for Multi Product like Multi V system.

10 Simple Wired Remote Controller
PQRCFCS0C
FAN
SPEED
ROOM
TEMP
Room Temp
Total on
Central Run
Defrost Preheat Out door
Out door
Room Temp
Total on
Central Run
Defrost Preheat
Room Temp
Total on
Central Run
Defrost Preheat Out door
Out door
Room Temp
Total on
Central Run
Defrost Preheat
<Setting as Celsius> <Setting as Fahrenheit>
TEMP
TEMP
Celsius/Fahrenheit Switching
Necessary functions before using
1
If you want to change the temperature unit as the
Celsius or Fahrenheit, press the Temperature control
button(▼) and the Fan speed button same time for
three seconds to enter the setting Mode.
2
Press the temperature control button to change the
unit.
Ex) Setting unit as Fahrenheit.
3
After setting, press the Temperature control button(▼)
and the Fan speed button same time for three seconds
to exit the setting Mode.
The system will automatically release without input
after 60 seconds.

Ownerʼs & Installation Manual 11
ENGLISH
Necessary functions before using
Out door
Room Temp
Total on
Central Run
Defrost Preheat
PQRCFCS0C
FAN
SPEED
ROOM
TEMP
FAN
SPEED
MODE
Group No.
Indoor Unit No.
TEMP
TEMP
TEMP
TEMP
1
If you want to set the address on the display panle,
press both temperature control buttons (s/t) same
time for three seconds.
2
Press the temperature-increasing button to change the
group number. Press the temperature-decreasing
button to change the indoor unit number.
e.g. As shown on the left side panel, it displays 23.
Group No. : 2
Indoor Unit No. : 3
3
Set the address by pressing both temperature control
buttons again (s/t) at the same time for three
seconds.
• If you connect the indoor unit to the central controller, you should set the network
address of the indoor unit so that the central controller could recognize it.
• The center-control address is composed of the group number and the indoor-unit
number.
Setting the Central-Control Address
Please set the address while using the central controller.
You don't need to set address if you don't use central controller.
hNote : The remote controller displays 'HL' if central controller has locked the remote controller .

12 Simple Wired Remote Controller
Necessary functions before using
Out door
Room Temp
Total on
Central Run
Defrost Preheat
PQRCFCS0C
FAN
SPEED
ROOM
TEMP
Lo
Med
200 100
Setting the Low wind to 210 Setting the Medium wind to 175
TEMP
TEMP
1
Press the room temperature button and temperature
incrreasing button ssame time for three seconds
2
Set the volume of each fan speed(Low, Medium, Hi)
by using the temperature control button. Press the fan
speed button to select the fan speed.
The value of E.S.P can be adjusted from 1 to 255.
3
If you press the On/Off button while setting the ESP
function, it will be canceled. (The picture on the left
side is the example of setting the Hi wind to ESP 10.)
4
Press the room temperature button and the
temperature increasing button (s) at the same time for
three seconds. Then the ESP setting will be activated
after the temperature display flashes three times.
E.S.P function is setting the volume of each fan speed. It is for the convenience of installation. It is
recommended that you should not use this function while using the remote controller.
EX)
* The E.S.P value is set at the proper value at the factory. So it is highly recommended that you should do not
change the E.S.P value at your discretion.
ESP Function

Ownerʼs & Installation Manual 13
ENGLISH
How to use the Mode Selection Button
How to use the Mode Selection Button
Defrost Preheat
PQRCFCS0C
FAN
SPEED
ROOM
TEMP
Out door
A click of the button will increase the desired temperature by 1°C or 2°F.
A click of the button will decrease the desired temperature by 1°C or 2°F.
TEMP
TEMP
TEMP
TEMP
1
If you want to start the cooling operation, press the
On/Off button. The cooling mode can be set from
Central Controller only.
2
Press the temperature button and set the desired
temperature lower than the current room temperature.
(18~30°C)
* If the desired temperature is set higher than the current
room temperature, the cooling function will not begin and
just the fan operation will continue.
3
If you want to change mode during the operation, the
operation mode will be changed by only Central
Controller.
4
If you press On/Off button again, the cooling operation
will stop.
Cooling Operation

14 Simple Wired Remote Controller
How to use the Mode Selection Button
Room Temp
Total on
Central Run
Defrost Preheat
PQRCFCS0C
FAN
SPEED
ROOM
TEMP
Out door
A click of the button will increase the desired temperature by 1°C or 2°F.
A click of the button will decrease the desired temperature by 1°C or 2°F.
TEMP
TEMP
TEMP
TEMP
1
If you want to start the heating operation, press the
On/Off button. The heating mode can be set from
Central Controller only.
2
Set the desired room temperature higher than the
current room temperature. (16~30°C)
* If the desired temperature is set lower than the current
room temperature, the heating function will not begin.
3
If you want to change mode during the operation, the
operation mode will be changed by Central Controller.
4
If you press On/Off button again, the heating operation
will stop.
Heating Operation

Ownerʼs & Installation Manual 15
ENGLISH
How to use the Mode Selection Button
Room Temp"
Total on"
Central Run
Defrost Preheat
PQRCFCS0C
FAN"
SPEED
ROOM"
TEMP
Out door
TEMP
TEMP
1
Set the operation mode to auto-operation by central
controller after pressing the On/Off button.
2
When the room temperature is lower than the desired
temperature: Heating Operation starts
[For Heat Pump Models only]
When the room temperature is higher than the desired
temperature: Cooling Operation starts
3
If you want to change Mode during the operation, the
operation mode will be changed by central controller.
Auto-Operation
hThis auto-operation is not related to "Auto Change Over" function.

16 Simple Wired Remote Controller
How to use the Mode Selection Button
Out door
Room Temp"
Total on"
Central Run
Defrost Preheat
PQRCFCS0C
FAN"
SPEED
ROOM"
TEMP
Out door
Room Temp"
Total on"
Central Run
Defrost Preheat
PQRCFCS0C
FAN"
SPEED
ROOM"
TEMP
TEMP
TEMP
TEMP
TEMP
1
If you want to start the dry operation, press On/Off
button. The dry operation can be set from Central
Controller only.
2
When the dry operation is selected, “dh” will be shown
on the display panel as shown on the left side.
3
If it is used during rainy season or high humidity, you
can have both effective dehumidifying and air
conditioning effect.
* Temperature control is not available during the dry
operation.
1
If you want to start the fan operation, press the On/Off
button. The fan operation can be set from Central
Controller only.
2
When the fan operation is selected, "Fn" will be
displayed on the display panel.
3
• Fan operation does not give cold air, but just the fan
air.
• By giving out air that has no difference of
temperature with the indoors, it allows circulation of
the room.
* Temperature control is not available in the fan operation.
Dry(Dehumidification) by lowering temperature slightly
Dry(Dehumidification) Operation
Fan Operation

Ownerʼs & Installation Manual 17
ENGLISH
How to use the Mode Selection Button
Room Temp
Total on
Central Run
Defrost Preheat
PQRCFCS0C
FAN
SPEED
ROOM
TEMP
Out door
Po
Hi
Hi
Med
Fan Speed Selection in Cooling Operation
Med
Lo
Fan Speed Selection in Heating, Dry, Fan and
Auto-Operation
Lo
TEMP
TEMP
1
Select the proper fan speed which you want by
pressing the fan speed button on the remote
controller.
• If you press the fan speed button, the fan speed will
change in the order of Low>Medium>Hi>Power.
• The initial fan speed is "Hi"
• If the product is not compatible with the fan speed
control, it will not function as per your selection.
You can easily control the fan speed.
Fan Speed Selection

18 Simple Wired Remote Controller
How to use the Mode Selection Button
Defrost
PQRCFCS0C
FAN"
SPEED
ROOM"
TEMP
Room Temp"
Q
TEMP
TEMP
1
When the room temperature button is pressed on the
remote controller, the indoor temperature will be
displayed for about 5 seconds, then goes back to the
previous screen.
Indoor Temperature Display

Ownerʼs & Installation Manual 19
ENGLISH
How to use the Mode Selection Button
Out door
Room Temp"
Total on"
Central Run
Defrost Preheat
PQRCFCS0C
FAN"
SPEED
ROOM"
TEMP
TEMP
TEMP
1
You can use the child lock function by pressing both
temperature increasing button and fan speed button
for three seconds. In the initial setting of the child lock
function, "CL" will be displayed on the display panel
and then it will come back to the original mode. Now a
click of another button will not be recognized and the
"CL" is being shown on the display panel for three
seconds due to child lock.
2
If you want to cancel the child lock mode, press the
temperature increasing button and the fan speed
button again for three seconds.
This is a function to prevent tampering of settings by children or others.
Child Lock

20 Simple Wired Remote Controller
Memo