Recent content by JameyB

Look on the back of the tstat for a bent pin. If not you might have a blown transformer. Thats the danger of working on HVAC control voltage, its easy to short out and blow a fuse or worse, the transformer. Jumping R to G will let you know.

It looks like you have a goodman air handler with a heatpump. Use Bottom terminal guide labeled "heatpump" on tstat NOT the top labeled "conventional". Red= 24volts, goes to either RC/RH on tstat. Don't remove jumper. Green= Fan, goes to G on tstat orange= changeover valve, goes to O/B on...