Comfort Cooling (Id10) - LG Multi V5 Service Manual

Comfort Cooling (Id10)

When comfort cooling is on, the indoor unit cooling coil target superheat value is
increased in steps as the space temperature approaches the setpoint temperature (rate
of outdoor temperature change and humidity influence the superheat adjustment). This
results in warmer chilled air coming from the indoor unit. The function extends cooling
operation run time. Comfort Cooling must be set on an indoor unit to indoor unit basis
unless the apply to all option is selected.
For use on both heat pump and heat recovery systems.
Figure 27: Setting the Comfort Cooling Operation Mode.
Power up the system, including all outdoor unit(s), indoor units, and heat recovery units (in Heat Recovery Systems only).
Turn OFF all indoor units where Comfort Cooling will be applied. Comfort Cooling cannot be applied to any indoor unit that is ON.
Select which indoor units will operate in Comfort Cooling. Select "ALL" if Comfort Cooling is to be applied to all indoor units. Select "EACH"
if Comfort Cooling is to be applied to some indoor units. After the selection is made,
If "EACH" was selected, the indoor units that are to be operating in Comfort Cooling must be identified. Use
The maximum amount of superheat reset that Comfort Cooling allows must be selected. Range is displayed in °C, and the higher the value
resent the current Comfort Cooling range assigned to that indoor unit. (See the "Setting Comfort Cooling Operation" table for the available options.)
Use
Repeat previous three (3) steps for all indoor units chosen for Comfort Cooling operation. Use
units on the system. Use
The Comfort Cooling Operation mode is set. No outdoor unit PCB reset or power cycle required.
Access the outdoor unit SSD display on the main PCB.
Turn No. 5 on the master outdoor unit PCB DIP switch bank SW01 to ON.
Use LGMV to identify the addresses of the indoor units on the system.
chosen, the higher the leaving air temperature will be allowed in Comfort Cooling.
selection is made,
Turn No. 5 on the master outdoor unit PCB DIP switch bank SW01 to OFF.
Due to our policy of continuous product innovation, some specifications may change without notification.
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OTHER CONTROLS
Setting Optional Modes
Table 38: Setting Comfort Cooling Operation.
Settings Function
OFF, Default;
00
Cooling on the Selected Indoor Unit.
01 4°C (7.2°F)
02 2°C (3.6°F)
03 1°C (1.8°F)
Do Not Use Comfort
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75