Furnace is INOPERABLE. We have been struggling with this problem for about a year now. The furnace initiates it's starting sequence, The inducer motor starts, there is a lot of clicking and finally it fails with ERROR CODE 42. The inducer motor has been replaced THREE TIMES. ALL other parts on the front of the furnace have also been replaced. Carrier Infinity ICS 58MVC080-10120 Warranty Registration 1112001352c