**IF SOONER CALL TO JUST LET THEM KNOW. THEY ARE RETIRED SO THEY ARE HOME MOST OF THE TIME.** WOULD LIKE TO DO THE TUNE UP SPECIAL OF **$69** ON HIS AC AND DUCT WORK INSPECTION. HE STATED THAT ON SUNDAY HIS SYSTEM STARTED TO ICE UP. HE STATED THAT A NEIGHBOR DID SOME TYPE OF WORK. NOT QUITE SURE WHAT. BUT NOW ITS NOT ICED UP. I NOTIFIED HIM TO NOT RUN HIS SYSTEM THAT WAY WE ARE ABLE TO DIAG IT. -AK