CUSTOMER CALLED STATING THERE WAS A POWER SHUT OFF AND EDISON TURNED IT BACK ON. SO NOW HIS FURNACE BLOWER FAN WILL NOT TURN OFF. WE WERE OUT LAST IN MARCH 2015. CUSTOMER HAS NO IDEA HOW OLD IS THE SYSTEM. LOOK AT LAST DIAG. REPAIRS VS REPLACEMENT. IN ORDER TO BOOK SERVICE CALL FOR TOMORROW I WAIVED DIAG FEE. CALL CUSTOMER WHEN TECH IS ON HIS WAY.