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LG VRF – CoolMaster Outdoor line connection

Last update:

This article applies to the following CoolMaster products:

  • CoolMaster
  • CoolMasterPro
  • CoolMasterNet
  • CloudBox

LG VRF – Outdoor line connection

Maximum systems per line: 16

Maximum indoor per line: 128

  • Supported device line number: L7 (Default) , L4 , L5 , L6 (using L6 require dip switch configuration)
  • Line polarity consideration is required. If L6 was not enabled, L7 does not require polarity consideration
  • Cable type – Follow LG's installation instructions
  • Set line type in the CoolMaster device to:  LG
  • Set dip switch P according to drawing , 
    dip switch Q,R,S are not applicable for lines 3,4,5,6,7,8
  • Follow LG's instruction on how to address the units
  • Each Indoor must be set with unique address
  • In case outdoor service data is required , set systems address (not mandatory 
    by default)

 

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