Unit Pcb (Prhr042A, Prhr032A, Prhr022A); Switch For Setup Of Hr Unit - LG Multi V ARWM072CAS5 Service Manual

HR Unit PCB (PRHR042A, PRHR032A, PRHR022A)
#1 valve housing
SW02M
(Dip switch for setup of
The function of HR unit)

1. Switch for Setup of HR Unit

1. Main function of SW02M
SW02M
1) Selection of the method for addressing valves of an HR unit (Auto/Manual)
2) Setting the zoning control
Normal
control
Zoning
control
SW03M
ON switch
No.1
No.2
No.3
No.4
No.5
No.6
No.7
No.8
DIP S/W setting
#4 valve housing
SW04M
Selection
Method for addressing valves of an HR unit (Auto/Manual)
Model of HR unit
Model of HR unit
Valve group setting
Valve group setting
Valve group setting
Use only in factory production (preset to "OFF")
Use only in factory production (preset to "OFF")
SW01M
Turn the dip switch of the zoning branch on.
Ex) Branch 1,2 are zoning control.
SW01M
- 57 -
Copyright © 2020 LG Electronics. Inc.
All right reserved. Only for training and service purposes
HR Unit PCB
7-SEG
SW05M
SW01M
SW01M/SW03M/SW04M
(Switch for manual valve
addressing)
Zoning setting
("ON")