50 Multi Air Conditioner
Function
Saving Power Consumption Current level.
Night Quiet Mode operation lowers the noise level of the outdoor unit by changing the comp fre-
quency and fan speed. This function is operated all night long.
Setting Procedure
1. Set the Dip Switch as follow after shutting the power source down.
2. Reset the power.
Night Quiet Mode with Mode Lock.
Saving Power Consumption with Mode Lock.
Phase 1Ø
Model 18/24k 36k 54k
Step1(A) 9 13 26
Step2(A) 8 11 22
Saving Power
Consumption (step 1)
+ Mode Lock (Cooling)
Saving Power
Consumption (step 2)
+ Mode Lock (Cooling)
Saving Power
Consumption (step 1)
+ Mode Lock (Heating)
Saving Power
Consumption (step 2)
+ Mode Lock (Heating)
Mode Lock (Cooling)
+ Night Quiet Mode (step 1)
Mode Lock (Cooling)
+ Night Quiet Mode (step 2)
Step 1 Step 2
h Noise level :Step 1 > Step 2
Night Quiet Mode
CAUTION
• If comp frequency and fan speed are down, the cooling capacity may de-
crease accordingly.
• This function is only available for Cooling Mode.
• If you want to stop the Night Quiet Mode, Change the Dip Switch.
• If operating indoor unit is set by the fan speed “Power”, Night Quiet
Mode will be stopped until fan speed “Power” is changed.
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