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74 Outdoor Unit
◆
Setting the DIP switch
• If you set the Dip switch when power is on, the changed setting will not be applied immediately.
The changed setting will be enabled only when Power is reset or by pressing Reset button.
CAUTION
1. ‘X’ mark within the table means that the dip switch must be pulled down. If not, the function may not work properly.
2. If the applicable dip switch is not set properly, the product may not work properly.
3. When executing the test operation, check the operating condition of the indoor unit and only execute the operation
when all indoor units are stopped.
4. Auto test operation function does not work for the product where only one indoor unit is connected for use.
Electrical Wiring
Index 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
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●
●
● ● ●
●
●
●
ⅹ
●
ⅹ
● ● ⅹ
●
ⅹ ⅹ
ⅹ
● ⅹ
● ●
ⅹ
●
ⅹ
●
●
ⅹ ⅹ
● ●
ⅹ
●
ⅹ
●
● ● ●
●
ⅹ
●
ⅹ
ⅹ ⅹ ⅹ ⅹ ⅹ ⅹ
●
ⅹ
●
ⅹ ⅹ ⅹ ⅹ
●
ⅹ ⅹ
●
ⅹ ⅹ ⅹ
●
ⅹ
● ●
ⅹ ⅹ ⅹ
●
●
ⅹ
● ●
ⅹ
● ●
ⅹ
●
● ● ● ●
● ●
ⅹ
●
ⅹ ⅹ
● ●
ⅹ
● ● ●
●
ⅹ
● ●
● ●
● ● ●
● ⅹ
● ●
ⅹ ⅹ
● ⅹ
ⅹ
●
● ●
Function
ODU
setting
Inverter backup
Const. 1 backup
Const. 2 backup
Unit backup
Night low noise operation(cooling, heating)
Night low noise operation(cooling only)
Snow removal function
Forced defrost
Snow removal + Forced defrost
Non-operation indoor unit EEV adjustment
Indoor unit target subcooling/overheating adjustment
Operation indoor unit EEV adjustment
Real-time sensor monitoring
Only overall defrost
Static pressure mode
Pump out
Pump down
Vacuum mode
Forced oil return operation
4way valve manual operation-upper, low OFF
4way valve manual operation-upper ON, low OFF
4way valve manual operation-upper OFF, low ON
4way valve manual operation-upper, low ON
Auto pipe detection mode 1
Auto pipe detection mode 2
Indoor unit pipe display
No. Indoor unitàs connected a branch of HR Unit
Auto charging
Refrigerant Checking Function
Intergrated test operation function (Heating)
Intergrated test operation function (Cooling)
Heating Capacity up
IDU Fan RPM Control
ODU Address setting
Master unit
Slave1 unit
Slave2 unit
Slave3 unit
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