Is the limit switch getting power? Is it supplying that power to the
fan? Is the heat exchanger getting hot?
One service call I had this year, the blower motor had gone defective.
So, it may be a good limit switch but a burnt out motor.
Good luck, and please let us know how things work out.
Christopher A. Young
You can\'t shout down a troll.
Click to see the full signature.