LG Multi V ARWN Series Installation Manual page 27

DIP-SW01 7 - Segment
Mode Function Option
Content Display1 Content Display2 Content
Cool & Heat oFF op1~
Selector op2
Geothermal
mode set- on oFF
ting
Sol. Valve
200 V out- on oFF
put
Variable
water flow on oFF
control
In-
stal-
lation
Outside unit
-
address
Target
oFF op1~
pressure
op4
adjusting
Use Sump
on oFF
Heater
IDU capacity
adjusting
on oFF
* 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, Outside Unit) is
OFF, otherwise turn off.
- The communication cables connected to CEN.A and CEN.B terminal
should be connected to central control of Outside 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.
Outside 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
SW04C ( : cancel)
SW03C ( : forward)
SW02C ( : backward)
SW01C ( : confirm)
SW01D (reset)
Value Action
Remarks
Display3 Content Display4 Implement Display5
Change
Save in
Selected
- - the set Blank
the option
EEPROM
value
Change
Selected Save in
- - the set Blank
the option
EEPROM
value
Change
Save in
Selected
- - the set Blank
the option
EEPROM
value
Change
Save in
Selected
- - the set Blank
the option
EEPROM
value
set Change
Save in
- 0~254 the the set Blank
EEPROM
value value
Change
Selected Save in
- - the set Blank
the option
EEPROM
value
Change
Save in
Selected
- - the set Blank
the option
EEPROM
value
Selected
Change
Save in
the option
- - the set Blank
EEPROM
value
CEN.A DRY1 DRY2 GND 12V
A(C)
Group recognizing the central controller
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)
Cool & Heat selector
How to set the mode
Turn on DIP switch No.5 of the master unit PCB
Use '▶' and '◀' button to mark "Func" in the 7 seg-
ment, and press '●' button.
Use '▶' and '◀' button to mark "Fn1" in the 7 seg-
ment, and press '●' button.
Use '▶' and '◀' button to select one from "OFF",
"op1", "op2" in the 7 segment, and press '●' button.
Cool & Heat selection mode is set
Function setting
Switch control
Switch(Phase) Switch(Bottom)
Right Left Not operate
Right Right Not operate
Left - Not operate
Right side
Left side
Switch (Phase)
Switch (Bottom)
! CAUTION
• Request the function settings to the installation specialist during
the outside unit installation.
• When the function is not used, set it to OFF.
• If use a function, first install a Cool & Heat selector.
Function
OFF op1(mode) op2(mode)
Cooling Cooling
Heating Heating
Fan mode Off
27