Example Of Checking Valve Address; Identification Of Manual Valve Id (Address); Method Of Checking The Pipe Detection Result At Outdoor Unit; Unit Pcb (Prhr**3A, ** : 08, 06, 04, 03, 02) - LG MULTI V Service Manual

6. Example of Checking Valve Address

(In case that an indoor unit of central control address "11" is connected to a valve #1 of an
HR unit)
No. Display and setup
1
2

7. Identification of Manual Valve ID (Address)

No. Display and setup
1

8. Method of checking the pipe detection result at outdoor unit

1) Wait for 5 minutes, after Pipe detection is completed.
2) Turn on the No.10,14,16 DIP S/W of Sub PCB at Outdoor unit
3) Check the data on 7- segment, switching rotary 01,02.
ROTARY 01 ROTARY 02
• Operation: Turn dip switch No.1 on.
• Display: "11" is displayed in 7-SEG
SW01M
• Operation: Turn dip switch No.1 on.
• 7-SEG disappeared
SW01M
• Operation: more than 2 dip switches turned on.
• Display: "Er" is displayed in 7-SEG
SW01M
The connected port number of HR unit
The connected HR unit number
The auto addressing number of indoor unit (digit of 1)
The auto addressing number of indoor unit (digit of 10)
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Setup and contents
Setup and contents
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HR Unit PCB