thermostat - Wire going between O terminal and B terminal - Home Improvement Stack Exchange
Nest Wiring - Question about C vs O/B : r/Nest
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The RiteTemp Support Site - Y, O, B, G, R, C* Wiring Steps
Dometic 3313107.134 OB, Single Zone Control Box Thermostat Wire Assembly | eBay
What am I doing wrong? AC won't cool. Labels of cables match old thermostat. Settings match (heat pump / 2 stage / OB wire on cool). : r/smarthome
Thermostat Wire Color Codes You Need to Know | AireServ
Dometic 3313107.134 OB, Single Zone Control Box Thermostat Wire Assembly | eBay
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Thermostat Wiring Explained! How To, Color Coding, Types & More
O/B wire question for new thermostat - DoItYourself.com Community Forums
My Nest isn't detecting my OB wire and is blowing hot air, but our outdoor heat pump is blowing cold air. Any ideas for next steps? Pic of wires for reference :
W/O-B wire from Honeywell thermostat : r/ecobee
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Issue Resolved: heat pump unit with no dedicated OB wire. : r/Nest
Thermostat Wire Color Codes You Need to Know | AireServ
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That time we cranked up the heat in the CNET Smart Home to 105 degrees - CNET
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Nest thermostat not seeing the C wire but it's there... | Terry Love Plumbing Advice & Remodel DIY & Professional Forum
Can anyone help with figuring out wiring for the Thermostat? O/B vs O and B separate - Home - Wyze Forum