Field Settings SiBE18-821_C
136 Test Operation and Field Settings
2. Field Settings
2.1 Outdoor Unit
2.1.1 Setting by Dip Switches
The following field settings are made by dip switches on PCB.
Dipswitch
Setting item Description
No. Setting
DS1-1
ON
Cool / Heat
change over
setting
Used to set cool / heat change over setting by remote
controller equipped with outdoor unit.
OFF (Factory setting)
DS1-2
ON
Not used Do not change the factory settings.
OFF (Factory setting)
A B C
A B C
A4P
A2P
DS1-1
switch knob
(R9205)
OUT
IN
ON/OFF
DS1 1 2
Cool/heat selector connection procedure
Cool/heat
selector
C/H
SELECTOR
• Set the remote controller only when changing over the operation mode between
cooling and heating using the remote controller installed in the outdoor.
1. Connect the cool/heat selector (optional accessory) to the terminals (A, B and C)
on the outdoor PCB (A4P).
2. Set the cool/heat selector switch DS1-1 from “IN (inside) ” (which is selected at the
factory before shipment) to “OUT (outside) ”.
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