SiAF332111E Field Settings for Outdoor Unit (10/12 HP Models)
Part 5 Field Settings and Test Operation 149
4.2 BS Buttons and DIP Switches
1. How to operate
Turn OFF the power supply before operating the DIP switches.
When the power supply is ON, follow the instructions shown in the diagrams below; use a
plastic ball-point pen or an insulated object to operate the button switches.
1. Setting by button switches (BS1 to 3)
Functions of the button switches (on the outdoor unit PCB (A1P))
Button Button type Applications
BS1 MODE button For changing the setting mode
BS2 SET button
For field setting
BS3 RETURN button
Press and hold
BS2
SET button For test operation
Press and hold
BS3
RETURN button
For resetting the address when the wiring is changed or when an
additional indoor unit is installed
Seven-segment display
Button switches
DIP switches (DS1-1 to 4)
SEG1 SEG2 SEG3
BS1 BS2 BS3
Confirmation mode
Seven-segment display
3GES2GES1GES3GES2GES1GES3GES2GES1GES
Press the (BS1)
button once
Press the MODE button (BS1) once Press the MODE button (BS1) once
An error code is displayed
when an error occurs.
OFF OFF OFF
Press and hold the (BS1)
button for 5 seconds or more
Seven-segment display
Seven-segment display
edoM gnitteSedom lamroN
If you lose track of the setting
process part-way through,
press the MODE button (BS1)
to return to the initial status
(Normal mode).
Normal mode / Setting mode / Confirmation mode
Mode change procedure (Normal mode / Setting mode / Confirmation mode) can be performed using
the MODE button (BS1) as shown below:
Setting mode For changing items (A) to (G) in the table on the next page.
Confirmation mode For verifying items (J) and (H) in the table on the next page.
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