Initial Setting - Daikin VRV IV Series Installation Manual

7. INITIAL SETTING

7-1 Settings in the field
Follow the instructions below to set the DIP switches as necessary.
WARNING
Electric shock hazard! Before performing work, be sure to disconnect any power source con-
nected to the unit.
Procedure
1. Disconnect the power source.
2. Set the DIP switches (DS1, DS2) for the corresponding branch ports based on the following table.
3. Once work is complete, be sure to close the control box cover.
DS1
ON
ON
OFF
OFF
1 2
3 4
DIP switch
<Setting>
1. Setting for branch ports to which no indoor unit is connected
Setting
DIP switch setting
DIP switch No.
BS4Q54TVJ
BS6Q54TVJ
BS8Q54TVJ
Target branch port
BS10Q54TVJ
BS12Q54TVJ
17
Piping branch port number
DS2
1
2 3 4
Terminal No. to which to
connect transmission
wiring
Setting for branch ports to which no indoor unit is connected
DS1
(A1P)
1 2 3 4
.......... ..........
A B C D
..................
A1P
A B C D
..........
(Example 1)
ON (Not connected)
OFF (Factory default)
DS1 DS1
(A2P) (A3P)
1 2 3 4 1 2
I J K L
A3P
I J K L
(Example 1)
When not connecting the
indoor unit to the A and B
branch circuits
3 4
DS1 (A1P)
ON
OFF 1
2
3 4
3P405106-9 English