LG MULTI V 5 Manual Book page 114

4.13 ODU Fan Max. RPM Limit
It is a function to limit the maximum RPM of ODU.
■ Setting the function
Function
ODU Fan Max. RPM Limit
■ Option Selection
Normal Operation / Low Ambient or Overheat Operation (RPM)
Setting
UXA
oFF 880 / 1000
op1 860 / 980
op2 840 / 960
op3 820 / 940
op4 800 / 920
op5 780 / 900
op6 760 / 880
op7 740 / 860
■ Detailed information
• This function is used to limit the maximum speed of the outdoor unit fans in applications where the
building owner desires to reduce the noise generated by the fans. The maximum fan speed limit set
by this function is ignored for defrost operation.
• This function is used with heat pump and heat recovery.
• Heating, Cooling and Dry modes is a change in the setting impact.
• The operating symptoms that might be corrected using this function
No adverse operating conditions are solved using this function. The function is for convenience to
provide a method to address any possible noise complaints.
· Ask an authorized technician to setting a function.
· This option does not limit the speed of the fans during defrost operation.
· The 'ODU Fan Max. RPM Limit' and 'Night Low Noise Function' functions can be set simultaneously.
MAX RPM is set to a smaller value among the set values.
· Efficiency or capacity can be changed according to option.
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Option
Fn 13 oFF, op1~op7
Max ODU Fan Speed
UXB
1000 / 1150
950 / 1100
900 / 1050
850 / 1000
800 / 950
750 / 900
700 / 850
650 / 800
4.14 Smart Load Control
Smart Load Control function enables comprehensive understanding of environmental conditions in order to
optimize energy efficiency. This technology allows active control of discharge refrigerant temperature which
eventually increases the efficiency for average outdoor unit in comparison to the previous models.
■ Setting the function
Function
Smart Load Control
■ Option Selection
Setting Start-up
oFF Basic operation
op1 Smooth
op2 Normal
op3 Peak
※ Outdoor temperature Range : (Cooling) 35 ~ 20℃ / (Heating) -10 ~ 5℃
• Smooth Mode (Op1) : Maximize energy savings, rate of temperature change less important.
• Normal Mode (Op2) : Balance the rate of temperature change with energy consumed.
• Peak Mode (Op3) : Quickly cool/heat the building, energy consumption less important
※ Outdoor temperature Range : (Cooling) 35 ~ 20℃ / (Heating) -10 ~ 5℃
Option
Fn 14 oFF, op1~op3
Detail of function
SLC not selected
Slowly controlled to become target pressure
Normally controlled to become target pressure
Quickly controlled to become target pressure
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