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CoolMasterNet HVAC Daikin Non-VRV installation guide

Yoram Dagan
Last update:

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* For Daikin non-VRV equipment, DC voltage supply by CoolMasterNet might be required for proper operation.

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  1. HVAC Communication Terminals
    HVAC Indoor connection
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    * Polarity is not required on the HVAC communication line.
    ** Centralized (group) address required.
  2. Measure DC voltage on HVAC comm. Line 1

  3. If no 14-16V DC voltage, change the dip switches as shown below:mceclip4.png
  4. Turn ON the power for CoolMasterNet and connect it to HVAC line.

  5. Connect to the communication terminals on the HVAC equipment and secure the cables in L1 line plug.

  6. Insert the plug into CoolMasterNet L1 socket
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