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• Request installer to set the function during installation.
• If ODU RPM changes, cooling capacity may go down.
Master unit PCB DIP switch on : No.5
Select the mode using ‘▶’, ‘◀’ Button :
“Func” Push the ‘●’ button
Select the Function using ‘▶’, ‘◀’ Button :
“Fn3” Push the ‘●’ button
Select the Option using ‘▶’, ‘◀’ Button :
“oP1~oP15” Push the ‘●’ button
Start the Night low noise function :
Save the selected option value in EEPROM
Time Settings
Step Judgement Time(Hr) Operation Time(Hr)
oP1 8 9
oP2 6.5 10.5
oP3 5 12
oP4 8 9
oP5 6.5 10.5
oP6 5 12
oP7 8 9
oP8 6.5 10.5
oP9 5 12
oP10 continuous operation
oP11 continuous operation
oP12 continuous operation
oP13 6.5 10.5
oP14 6.5 10.5
oP15 6.5 10.5
Master unit PCB DIP switch on : No.5
Select the mode using ‘▶’, ‘◀’ Button :
“Func” Push the ‘●’ button
Select the Function using ‘▶’, ‘◀’ Button :
“Fn5” Push the ‘●’ button
Select the Option using ‘▶’, ‘◀’ Button :
“0” ~ “254” Push the ‘●’ button
ODU address is set
• Ask an authorized technician to setting a function.
• If use a function, first install a Central controller.
Master unit PCB DIP switch on : No.5
Select the mode using ‘▶’, ‘◀’ Button :
“Func” Push the ‘●’ button
Select the Function using ‘▶’, ‘◀’ Button :
“Fn8” Push the ‘●’ button
Select the Option using ‘▶’, ‘◀’ Button :
“oFF”, “oP1” ~ “oP4” Push the ‘●’ button
Target pressure is set
Select the Option using ‘▶’, ‘◀’ Button :
“hEAt” , “cooL” Push the ‘●’ button
• Ask an authorized technician to setting a function.
• If do not use a function, set an off-mode.
• Change a power consumption or capacity.
Setting
Master unit PCB DIP switch on : No.5
Select the mode using ‘▶’, ‘◀’ Button :
“Func” Push the ‘●’ button
Select the Function using ‘▶’, ‘◀’ Button :
“Fn6” Push the ‘●’ button
Select the Option using ‘▶’, ‘◀’ Button :
“oFF”,“oP1” ~ “oP3” Push the ‘●’ button
Mode is set
• Ask an authorized technician to setting a function.
• If do not use a function, set an off-mode.
Mode setting
setting Mode
oFF Not setting
oP1 Snow removal mode
oP2 Rapid defrost mode
oP3 Snow removal mode. + Rapid defrost mode.
Target pressure adjusting
Mode setting method
Snow removal & rapid defrost
Mode setting method
Setting the ODU address
Mode setting method
Night Low Noise Function
In cooling mode, this function makes the ODU fan operate at low RPM
to reduce the fan noise of ODU at night which has low cooling load.
Night low noise function setting method
Mode Cool Heat
Setting Low pressure High pressure
oFF 778 kPa 2 990 kPa
oP1 699 kPa 3 121 kPa
oP2 739 kPa 2 827 kPa
oP3 843 kPa 2 696 kPa
oP4 908 kPa 2 565 kPa
oP5 961 kPa 2 435 kPa
oP6 1 026 kPa 2 304 kPa
CAUTION
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CAUTION
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CAUTION
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CAUTION
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