Unit Pcb; Switch For Setup Of Hr Unit - LG MULTIV III Service Manual

HR Unit PCB
#1 valve housing
#1 cooling valve LED(green)
#1 heating valve LED(red)

1. Switch for Setup of HR Unit

1. Main function of SW02M
SW02M
1) Selection of the method for pipe detection of an HR unit (Auto/Manual)
Switch No.1 Off
2) Setting the zoning control
Normal
control
Zoning
control
Copyright ©2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
(Dip switch for setup of
the function of HR unit)
ON S/W
No.1 Method for pipe detection of an HR unit (Auto/Manual)
No.2
No.3
No.4
No.5
No.6
No.7 Use only in factory production (preset to "OFF")
No.8 Use only in factory production (preset to "OFF")
Auto
DIP S/W setting
- 21 -
#4 valve housing
SW02M
SW01M/SW03M/SW04M
(Switch for manual valve
SW03M SW04M
addressing)
Selection
Model of HR unit
Model of HR unit
Model of HR unit
Valve group setting
Valve group setting
Switch No.1 On
SW01M
Turn the dip switch of the zoning
branch on.
EX) Branch 1,2 are zoning control.
SW01M
HR Unit PCB
7-SEG
SW05M
(Switch for
addressing
HR unit)
SW01M
Zoning setting ("ON")
Manual
LGE Internal Use Only