121
Pre-Commissioning
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Setting the Optional Modes
To access and set the different modes, first turn No. 5 on the master
outdoor unit PCB DIP switch bank SW01 to ON. Then, select the
“Func”, “Idu”, or “SvC” mode by using the SW03C forward ►button
and the SW02C backward ◄ button, and then press the SW01C
confirm ● button.
DIP-SW01
SSD
SW01C
(Confirm / Automatic
Address Setting Button)
SW01D
(Reset Button)
SW02C
(
◄
Backward
Button)
SW03C
(
►
Forward
Button)
SW04D
(x Cancel
Button)
1 2
7
6
5
4
3
1 2
7
6
5
4
3
ON
OFF
• To set the optional modes / functions, all indoor units must be OFF.
Mode / function settings won’t save, nor will operate unless all
indoor units are OFF.
• If system power was reset, some modes / function settings will be
automatically saved in the EPROM. Other modes / functions will re-
set when power is cycled off. See next pages for details on specific
modes / functions.
Mode Selection
Selection
Selection
Notes
Content
Display
Mode / Function Name
Display
Default
Options
Fault Detection
and Diagnostics
Fdd
Integrated Test Run
Fd7
-
-
Function
Func
Cool / Heat Selector Switch (Installed)
Fn1
oFF
oFF, oP1~oP2
Saved in EPROM;
Off = Not Installed
Static Pressure Compensation
Fn2
oFF
oFF, oP1~oP3
Used for ducted discharge
Night Low Sound
Fn3
oP10
oP1~oP12
Overall Defrost
Fn4
oFF
on, oFF
Off = Split Coil / Frame
Allowed
Outdoor Unit Addressing
Fn5
0
0~254
Snow Removal Assist / Rapid Defrost
Fn6
oFF
oFF, oP1~oP3
Low Ambient Kit
Fn9
oFF
on, oFF
High Efficiency Mode (Cooling Operation)
Fn10
oFF
on, oFF
High Efficiency Mode Cooling Operation
(Auto Dust Throw)
Fn11
oFF
oFF, oP1~oP5
Smart Load Control
Fn14
oFF
oFF, oP1~oP3
Can use in all applications
except DOAS. Energy
saving feature.
Humidity Reference
Fn16
oFF
on, oFF
Central Control Connection at the
Indoor Unit Side
Fn19
oFF
oFF, on
Power Consumption Display on Wired
Remote Controllers
Fn21
oFF
oFF, Pd10, Pd11
Overall Defrost Operating in Low
Temperature (Heating)
Fn22
oFF
on, oFF
Base Pan Heater (Optional Accessory)
Fn23
oFF
on, oFF
User
Idu
Comfort Cooling
Id10
EAch
Saved in EPROM
Service
SvC
Vacuum Mode
Se3
vACC
-
One Time / One Selection
Location of DIP Switches and Setting Buttons on the Outdoor Unit PCB.
No. 5 on DIP Switch Bank SW01 ON.
Table 45: Optional Modes.
Setting the Optional Modes
PRE-COMMISSIONING
