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102 Outdoor Unit
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.
Max. RPM setting method
Example of Max. RPM Setting
Setting Method for Fan Max. RPM
RPM / Time Settings
Noise
CAUTION
1. Request installer to set the function during installation.
2. In case the function is not used, set the dip S/W OFF and reset the power.
3. If ODU RPM changes, cooling capacity may go down.
Reset the power
Setting the Fan Max. RPM
Setting Complete
Set the DIP S/W
Note 1)
DIP Switch Settings
Warning : Please reset SUB PCB before starting this function
Step Black Button Red Button
1 1 time 1 time
2 2 time 1 time
3 3 time 1 time
4 4 time 1 time
5 5 time 1 time
6 6 time 1 time
7 7 time 1 time
8 8 time 1 time
9 9 time 1 time
Capacity
Judgment
Time
(hr)
Operation
Time
(hr)
Capacity(Hp)
8 10~14
Step Fan Maximum RPM
1
①
790 900
8 9
2 6.5 10.5
3 5 12
4
②
680 800
8 9
5 6.5 10.5
6 5 12
7
③
620 780
8 9
8 6.5 10.5
9 5 12
Capacity
Capacity(HP) 8 10~14
Step Max. RPM Noise(dB)
Standard 58 62
①
55 59
②
52 56
③
49 53
Night Low Noise Function
Test Run
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