Connecting To One Indoor Unit - Lennox V0STAT51P-3 Installation & Operation Instructions

Connecting to One Indoor Unit

Connect the controller to one indoor unit main control board using 4-conductor shielded 18 GA
cable. Connect to terminals 12V,COM,HA,HB. See Figure 1.
HB
HA
Figure 1. Connect Controller to Single Indoor Unit Wiring Connections
COM 12V
NOTE - 1. Connect up to 16 indoor units
2. Ground cable shielding at indoor unit
3. All wiring is polarity sensitive
HB
HA
5
COM 12V