Setting Up Option Switches - Samsung IDH4400A Service Manual

2-8 Setting Up Option Switches

IMPORTANT : Before setting up the option switches, always make sure that you have turned off the main power.
Main PCB in the Indoor Unit
Rotary Switch(SW1)
A user can operate up to sixteen air conditioners by using the wired remote
controller. Before controlling more than one air conditioner, you should
connect the air conditioner each other. And you must assign addresses to the
air conditioners. For further details on connecting air conditioners.
If the user would like to controller only one air conditioner, make sure that
the arrow is at "0" position.
Turn the arrow to the desired position referring to the table below.
Number of
Switch No.
indoor unit(s)
0 One
1 Two
2 Three
3 Four
4 Five
5 Six
6 Seven
7 Eight
DIP Switch(SW2)
Adjust the switch to the desired position referring to the table below.
Switch
Option Item
No.
1
Ventilator Fan
2
Drain Pump
3
Float Switch
4
Filter Cleaning Cycle
5 Indoor Fan Motor Speed
Caution :
• If you do not adjust the switch when not installing the drain pump, " 9" error
will occurs. If this happens, adjust the No.2 and No.3 switches to the "OFF"
position.
Samsung Electronics
Number of
Switch No.
indoor unit(s)
8 Nine
9 Ten
A Eleven
B Twelve
C Thirteen
D Fourteen
E Fifteen
F Sixteen
Switch Position
ON OFF
Not installed Installed
Installed Not installed
Installed Not installed
1,000 hours 2,000 hours
Normal High speed
Note
Not supplied
Optionally
supplied
2-9