Daikin REYQ-AATJA, Service Manual

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SiUS372201EA Field Settings for Branch Selector Unit
Part 5 Field Settings and Test Operation 258
Warning
3.2 Field Settings for Multi Branch Selector Unit (Standard
Series)
Follow the instructions below to set the DIP switches as necessary.
Electric shock hazard! Before performing work, be sure to disconnect any power source connected
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.
Setting
1. Setting for branch ports to which no indoor unit is connected
ON
OFF
ON
OFF
1
A1P A3P
2 3 4
1 2
DS1
DS2
3 4
A B C D I J K L
..................
..........
.......... ..........
A B C D I J K L
Branch port number
Terminal No. to which to
connect transmission
wiring
DIP switch
Setting
Setting for branch ports to which no indoor unit is connected
(Example 1)
DIP switch setting
ON (Not connected)
OFF (Factory default)
DIP switch No.
DS1
(A1P)
DS1
(A2P)
DS1
(A3P)
1 2 3 4 1 2 3 4 1 2 3 4
BS4Q54TVJ
BS4Q54TAVJ
Target branch port
Unit A Unit B Unit C Unit D
BS6Q54TVJ
Unit E Unit F
BS8Q54TVJ
Unit G Unit H
BS10Q54TVJ
BS10Q54TAVJ
Unit I Unit J
BS12Q54TVJ
BS12Q54TAVJ
Unit K Unit L
(Example 1)
When not connecting the
indoor unit to the A and B
branch circuits
ON
OFF 1 2
DS1 (A1P)
3 4