12
Install of ducted type indoor unit
●
Function description of functional dial switch S7
☆
Before power on of the main board, 4-bit dial switch must be set to decide running status of indoor
unit.
☆
Function description is as below:
The DIP switch setting showed in above illustration is the default setting after manufactured.
Dial switch
Silk-screen
Function description
Dial ON
Dial OFF
1
（
S/R
）
Selection of memory mode:
A. Selection between recovery mode after
power on and standby mode after power on
B. This function is effective without wired
controller.
Standby
after
power on
Recovery
after power on
2
（
L/I
）
Selection between receiver and manual
controller:
A.
If
manual
controller
is
selected;
remote-control function of receiver will be
shielded.
B .If receiver is selected, manual controller
will be ineffective.
Select
wired
controller
to
operate
Select
receiver
to operate
3
（
M/S
）
Setting of master unit and slave indoor
unit
A. Used to solve modes conflict
B. This function is effective without wired
controller.
Master unit
Slave unit
4
（
I/O
）
Selection of ambient temp. sensor:
A. selection between ambient temp. sensor
(T amb.) of main board and ambient temp.
sensor (T amb.1) of receiver
This function is effective without wired
controller.
Select
ambient
temp. sensor of
main board
Select
ambient
temp. sensor of
receiver
5
（
L/H
）
Select to choose high E.S.P or low E.S.P
fan speed
Select low
E.S.P fan
speed
Select high
E.S.P fan speed
Summary of Contents for OV-R224P/Na-M
Page 35: ......
