LG Multi V PRHR033 Installation Manual page 47

Mode Function Option
Content Display1 Content Display2 Content
Cool & Heat
oFF op1~op2
Selector
Outdoor unit
-
address
Airflow
Adjusting for
on oFF
IDU (Heating
capacity up)
Target
pressure oFF op1~op6
Adjusting
Compressor
Max. Frequency oFF op1~op9
Limit
Central Control
Connection at
on oFF
Indoor Unit
side
Compressor
Input Current oFF op1~op10
Limit mode
Geometrical
on oFF
mode setting
Sol. Valve 200
on oFF
V output
Variable water
on oFF
flow control
* Functions save in EEPROM will be kept continuously, though the
system power was reset.
To cancel the function you need to set OFF.
Group Number setting
Group Number setting for Indoor Units
- Confirm the power of whole system(Indoor Unit, Outdoor Unit) is
OFF, otherwise turn off.
- The communication cables connected to CEN.A and CEN.B terminal
should be connected to central control of Outdoor Unit with care for
their polarity (A-A, B-B).
- Turn the whole system on.
- Set the group and Indoor Unit number with a wired remote control.
- To control several sets of Indoor Units into a group, set the group ID
from 0 to F for this purpose.
Outdoor Units (External PCB)
SODU.B SODU.A IDU.B IDU.A CEN.B
B A B(D)
Example) Group number setting
1 F
Group Indoor unit
st
1 number indicate the group number
2nd number point out indoor unit number
Value Action
Display3 Content Display4 Implement Display5
Selected
- -
the option
Set the
- - 0~254
value
Selected
- -
the option
Selected
- -
the option
Selected
- -
Change
the option
the set Blank
value
Selected
- -
the option
Selected
- -
the option
Selected
- -
the option
Selected
- -
the option
Selected
- -
the option
CEN.A DRY1 DRY2 GND 12 V
A(C)
Group recognizing the central controller
Remarks
Saving in
EEPROM
WARNING
!
• Valve address and central control address of its corresponding
indoor unit should be set identical in manual addressing.
EX)
HR unit
Cool & Heat selector (Fn 1)
Mode setting method
Master unit PCB DIP switch on : No.5
Select the mode using '▶', '◀' Button :
"Func" Push the '●' button
Select the Function using '▶', '◀' Button :
"Fn1" Push the '●' button
Select the Option using '▶', '◀' Button :
"oFF","op1","op2" Push the '●' button
Cool & Heat Selection mode is set
Function setting
Switch Control
Switch Switch
(Up) (Down)
Right side Left side
(On) (On)
Right side Right side
(On) (On)
Left side
-
(Off)
No.0 group (00~0F)
No.1 group (10~1F)
No.2 group (20~2F)
No.3 group (30~3F)
No.4 group (40~4F)
No.5 group (50~5F)
No.6 group (60~6F)
No.7 group (70~7F)
No.8 group (80~8F)
No.9 group (90~9F)
No. A group (A0~AF)
No. B group (B0~BF)
No. C group (C0~CF)
No. D group (D0~DF)
No. E group (E0~EF)
No. F group (F0~FF)
Valve (04) Indoor unit (04)
Valve (03) Indoor unit (03)
Valve (02) Indoor unit (02)
Valve (01) Indoor unit (01)
Central control address
Function
oFF op1(mode)
Not operate Cooling
Not operate Heating
Not operate Fan mode
47
op2(mode)
Cooling
Heating
Off