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I will verify the wires on the system. You mentioned Red and Blue in the same line. Do I need to connect my blue to red. I read the instructions with the thermostat and it seems that the blue...

Hi, I bought a home. Had no thermostat. Putting in Honeywell CT3500 Programmable. Have Red, Green, Yellow, Blue, White. AC works but no heat.
Thermostat came with R jumpered to Rc. How do I wire...