3/9 THRU 3/17 MORE WORK ON BAFFELS. RECEIVED THE GRETZ PCB BACK FROM THEM AND REINSTALLED IT AND IT TESTED GOOD THIS TIME. THE INDICATOR LIGHT ON THE PANEL WAS RED INDICATING HEAT WAS ON THEN IT WENT TO YELLOW THEN GREEN WHEN HEAT WAS NOT NEEDED. SINCE THERE WAS PLENTY OF SNOW OUTSIDE, I USED SNOW IN A BAG TO COOL THE HEATER AND WATCHED THE LIGHTS AND HEATER DO THEIR JOB. BACK TO THE BAFFEL KIT, OH BOY!