Daikin Aurora Series, Service Manual, Page: 127 / 333

SiUS341802E Field Setting from Outdoor Unit
Field Settings and Test Operation 114
2. Field Setting from Outdoor Unit
To continue the configuration of the VRV IV heat pump system, it is required to give some input to the logic board
of the unit. This chapter will describe how manual input is possible by operating the BS buttons/DIP switches on
the logic board and reading the feedback from the 7 segment displays.
For
VRV IV heat pump system it is alternatively possible to make several commissioning field setting through a
personal computer interface (for this, option EKPCCAB1 is required). The installer can prepare the configuration
(off-site) on PC and afterwards upload the configuration to the system.
2.1 DIP Switch Setting
2.1.1 COOL/HEAT Selection
For factory mounted board only use DIP switch DS1-1 if required.
DIP switch
Setting item Description
No. Setting
DS1-1
ON
COOL/HEAT
select
Set to ON when using optional COOL/HEAT switch
(KRC19-26A) to select cooling/heating/fan only.
OFF (Factory setting)
DS1-2
~DS1-4
ON
Not used Do not change the factory settings.
OFF (Factory setting)