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44
Flow chart of auto pipe detection process
Confirm indoor unit's address setting
Outdoor unit is operated for 5~60 minutes.
Turn No.1 DIP switch of SW02E of
HR unit PCB off.
status satisfy indoor unit's
Confirm that the setting of No.2, 3, 4
DIP switch of SW02E corresponds with the
valveconnection type .
Reset the power of HR unit PCB
Master Outdoor unit's PCB DIP switch on :
The number of indoor units detected is
No.5
displayed for 30 seconds on the outdoor
unit PCB after outdoor unit stopped
Select the mode using ' ', ' ' Button :
"Idu" Push the ' ' button
indoor units connected
Select the "Id 5" function using ' ', ' '
Button :"Ath" or "Atc" Push the ' ' button.
Outdoor temperature is over 15 °C(59 °F) :
Select "Ath" (If fails, use "Atc")
Outdoor temperature is below 15 °C(59 °F) :
Select "Atc"(If it fail, use "Ath")
Completion of auto pipe detection process
Select the mode using ' ', ' ' Button :
"Idu" Push the ' ' button
Select the "Id 6" function using ' ', ' '
Button :"StA" Push the ' ' button
88' is displayed on 7-SEG of the outdoor
unit main PCB
* It is possible to be generated mode changing noise of
heating and cooling which is normal.
There is no mode changing noise at normal operation.
DIP-SW01
7-Segment
SW04C (X : cancel)
SW03C ( : forward)
SW02C ( : backward)
SW01C ( : Confirm /
Automatic Addressing)
SW01D (reset)
Flow chart of manual addressing for pipe
detection
Execute in case of Auto pipe detection
failure
Wait for about 5 minutes.
Turn No.1 of SW02E of HR unit PCB on.
The number of the indoor units connected
is displayed.
Ex) HR
Reset the power of HR unit PCB.
indoor units
Input the central control address at each
indoor unit using wired remote controller.
of indoor units connected with the
outdoor unit and displayed
Set the address of each valve manually
by referring indoor unit's central control
address connected with.
Reset the power of outdoor unit PCB.
Completion of manual pipe detection
process
Dose the setting
NO
configuration properly
during operation?
Display error on outdoor unit PCB
Display error on HR unit PCB
YES
Outdoor unit PCB : HR
number
Valve number
HR unit : '200'
Check the HR unit and indoor unit
Is the number of
NO
and displayed
one equal?
Pipe detection error occurs for 30
YES
seconds.
Check the installation of status of
outdoor, indoor, HR unit
Retry auto pipe detection process
after Fixing wrong installation
Incompletion of auto detection
process
The number of connected
Is the number
NO
number equal?
Check the central control address of
indoor and HR unit.
YES
Make sure that reset the outdoor
unit's power after setting central
control address of indoor units.
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
HR unit
from 0 to F for this purpose.
Outdoor Units (External PCB)
SODU.B SODU.A
IDU.B
IDU.A
Example) Group number setting
1 F
Group Indoor unit
st
1
number indicate the group number
2nd number point out indoor unit number
Group recognizing the central controller
WARNING
!
• Valve address and central control address of its corresponding
indoor unit should be set identical in manual addressing.
EX)
HR unit
CEN.B
CEN.A
DRY1
DRY2
GND
B(D)
A(C)
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
12V
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