Looking to repair your generator at home? Get a home service pro to inspect the entire generator setup, especially the electrical wiring. If it isn't set up properly, insurance companies can dispute the claim as "faulty wiring" in the case of a fire.
Mark checked on the electrical wiring relating to the furnaces to insure that the furnaces are functioning efficiently with respect to one another.
Minor adjustments were made and both furnaces are functioning properly.
Kale suggested that the wiring should be examined by...