How thermostat sensors work Cut the red wire from the furnace to thermostat and connect the yellow wires to the cut ends of the red wire The system may continue to cool at a lower capacity with the coil temperature dropping by around ten degrees Aermec is a leading global brand within air conditioning, offering products and green solutions. Rinnai RBO-7MRX, 7 functions, made in italy, RM1600. Electrolux EOB31002K, 5 functions, made in italy, RM1500. Fotile BIHB156BK, 7 functions, made in china, RM1xxx. erm, if i were you, continental oven is always my priority since the price is at affordable level.