LG ATNW18GTLP1 Engineering Product Data Book page 74

Single Indoor Unit Ceiling Cassette 4-Way Product Data
4. ATNW48GMLP1
- Auto Intensity Control(Cooling Only Outdoor Unit)
■ * : These functions need to connect the wired remote controller.
■ ** : This functions need to connect to the Standard II / III wired remote controller.
■ *** : This functions need to connect to the Standard III wired remote controller.
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