Brown covered bundle with Green, white, red/orange & blue----only Green & Red/Orange used.
Green wire to G (which connected to green on old t-stat)
Red/Orange? wire to Y (which connected to yellow on old t-stat)
Blue & White---connected to Grey not used.......tape them off
Blue is 12V (-)
Grey is Fan Low Speed (Green is High Speed)
Single Red wire to Rh with jumper wire between Rh and Rc. (which connected to Red on old t-stat)
Single White wire to W (which connected to white on old t-stat)
This should give you Heat and A/C with High Fan
