LG ARUB115BT2 Installation Manual - Page 54

ual pipe detection

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HR Unit PCB WARNING 1. Execute auto addressing and auto pipe detection again whenever the indoor PCB and HR unit PCB is replaced. • Operation error occurs unless power is applied to the indoor and HR units. 2. Error No.200 occurs if the number of connected indoor units and that of scanned indoor units are different. 3. When auto pipe detection fails, complete it with manual pipe detection (see Manual pipe detection). 4. When auto pipe detection addressing is completed normally, manual pipe detection is not required. 5. If you want to do auto pipe detection again after auto pipe detection fails, do after reset of outdoor unit by all means. 3) Manual pipe detection • Enter the central control address into each indoor unit using its wired remote control. • Turn No.1 of SW02M of HR unit PCB on. • Reset the power of HR unit PCB. • On the HR unit PCB, manually set address of each valve of the HR unit to the central control address of the indoor unit connected to the valve. • Turn No.6 of SW03M of outdoor unit PCB on. • Reset the power of outdoor unit PCB. • The number of the indoor unit installed is displayed after about 5 minutes. ex) Ex) HR ➠ The number of the indoor • Turn No.6 of SW03M of outdoor unit PCB off. • Reset the power of outdoor unit PCB, HR unit. • Manual pipe detection is completed WARNING • In case that central controller is not installed, remain the address data after installer sets central control address as he wants • In case that central controller is installed, there would be central control address in wired remote control of indoor unit. • In this case, set the HR unit manual pipe address according to central control address of indoor unit. • Pipe which is not connected with indoor unit should be set different address with pipe Connected with indoor unit. (If addresses are piled up, corresponding valve is not working. • If you want to change the setting of manual pipe, you should do it on HR unit PCB. • If an error occurred, it means that manual pipe setting is not completed. 54 Outdoor Unit

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54
Outdoor Unit
54
Outdoor Unit
HR Unit PCB
3) Man
ual pipe detection
•
Enter the central control address into each indoor unit using its wired remote control.
•
Turn No.1 of SW02M of HR unit PCB on.
•
Reset the power of HR unit PCB.
•
On the HR unit PCB, manually set address of each valve of the HR unit to the central control address of the
indoor unit connected to the valve.
•
Turn No.6 of SW03M of outdoor unit PCB on.
•
Reset the power of outdoor unit PCB.
•
The number of the indoor unit installed is displayed after about 5 minutes.
ex) Ex) HR
➠
The number of the indoor
•
Turn No.6 of SW03M of outdoor unit PCB off.
•
Reset the power of outdoor unit PCB, HR unit.
•
Manual pipe detection is completed
WARNING
•
In case that central controller is not installed, remain the address data after installer sets central
control address as he wants
•
In case that central controller is installed, there would be central control address in wired remote
control of indoor unit.
•
In this case, set the HR unit manual pipe address according to central control address of indoor unit.
•
Pipe which is not connected with indoor unit should be set different address with pipe Connected
with indoor unit.
(If addresses are piled up, corresponding valve is not working.
•
If you want to change the setting of manual pipe, you should do it on HR unit PCB.
•
If an error occurred, it means that manual pipe setting is not completed.
WARNING
1. Execute auto addressing and auto pipe detection again whenever the indoor PCB and HR unit PCB
is replaced.
•
Operation error occurs unless power is applied to the indoor and HR units.
2. Error No.200 occurs if the number of connected indoor units and that of scanned indoor units are
different.
3. When auto pipe detection fails, complete it with manual pipe detection (see Manual pipe detection).
4. When auto pipe detection addressing is completed
normally, manual pipe detection is not
required.
5. If you want to do auto pipe detection again after auto pipe detection fails, do after reset of outdoor
unit by all means.