Specifications

Field Setting from Outdoor Unit SiBE341027
70 Test Operation
2.1.2 Setting by DIP switches
(1) Setting of factory set
Using DIP switches on the PCB enables field setting shown below. However, make no changes of factory
settings except for DS1-1.
(2) Setting at replacement by spare PCB
DIP switch
Setting item Description
No. Setting
DS1-1
ON
Cool / Heat select
COOL/HEAT select setting is made with the use of a Cool/Heat
selector equipped with the outdoor unit.
OFF
(Factory setting)
DS1-2
~DS1-4
ON
Not used Do not change the factory settings.
OFF
(Factory setting)
Caution
DIP switch Setting after replacing the main PCB (A1P) to spare PCB
After the replacement by the spare PCB, be sure to make settings shown below.
When you replace the main PCB (A1P) to spare PCB, please carry out the following setting.
DS No. Item Contents
DS1-1 Cool/Heat select
setting
ON
COOL/HEAT select setting is made with the use of a
Cool/Heat selector equipped with the outdoor unit.
OFF
(Factory
setting of spare
PCB)
COOL/HEAT select setting is not made with the use
of a Cool/Heat selector equipped with the outdoor
unit.
DS1-2 Power supply
specification
ON 220V
OFF
(Factory
setting of spare
PCB)
380V
DS1-3 Cooling Only/
Heat-Pump setting
ON Cooling Only setting
OFF
(Factory
setting of spare
PCB)
Heat Pump setting
DS1-4 Check operation
ON
(1) If check operation was not performed during
installation → Do not change the setting. (Leave it
OFF.)
(2) If check operation was completed or normal
operation is in progress → Change the setting
(OFF → ON).
OFF (Factory
setting of spare
PCB)
DS2-1 Unit allocation
setting
(Domestic /
Overseas)
ON
Do not change factory setting of the spare part (OFF).
OFF (Factory
setting of spare
PCB)
DS2-2 Model setting
DS2-3
DS2-4
1 2 3 4 1 2 3 4
DS1 DS2
ON
OFF
ON
OFF
Initial conditions of DIP switches  Locating switch
Make the following settings according to models of outdoor units.
RQYQ8PY1B RQYQ10PY1B RQYQ12PY1B RQYQ14PY1B RQYQ16PY1B
DS2-2 OFF ON OFF ON OFF
DS2-3 ON ON OFF OFF ON
DS2-4 OFF OFF ON ON ON