Cool Automation CoolPLug - Connecting CoolPlug MH (Mitsubishi Heavy); Option 2 - [1] [2]

CoolPlug CooLinkHUB HVAC Bridge Connecting CoolPlug MH (Mitsubishi Heavy)
QIG Version 2.2 15 CoolPlug CooLinkHUB
8. Connecting CoolPlug MH (Mitsubishi Heavy)
8.1 Option 2 – [1] [2]
1 Connecting the CoolPlug HVAC Line to the Mitsubishi Indoor Unit
Connect the CoolPlug’s HVAC [1], HVAC [2] terminals to the [1], [2] terminals on the
indoor unit. Consult the HVAC manufacturer’s installation manual for the location of the
[1] and [2] terminals.
2 Connecting the CoolPlug to the CooLinkHUB
Connect the signal wires of the PBUS cable, using the [VDC-], [1] and [2] terminals on
the CooLinkHUB to the corresponding [-], [1] and [2] terminals on the CoolPlug.
3 Optional: Connect the Wired Remote Controller (W.R.C.).