What was found
ENGINE FIRE R RED CAS INTERMITTENT - DESCENDING THROUGH 7000FT, RED ENGINE FIRE R CAS ILLUMINATED FOR ABOUT 1 SECOND WITH ASSOCIATED AUREL MESSAGE RECOMMEND SWAPPING THE NC208 AND NC108 PCB'S. GAINED ACCESS TO PCB'S AND, REMOVED THE LJH PCB P/N: 6918632-12, S/N: 0401 AND INSTALLED THE SERVICABLE R/H PCB P/N: 6918632-12, S/N: 0387 IN THE LJH ENCLOSURE. REMOVED THE R/H PCB P/N: 6918632-12, S/N: 0387 AND INSTALLED THE SERVICABLE L/H PCB P/N: 6918632-12, S/N: 0401 IN THE R/H ENCLOSURE. PERFORMED OPS CHECK OF SYSTEM, CLEANED AND INPSECTED CONNECTOR PLUG ON R/H ENGINE, RAN ENGINES AND NO DEFECTS NOTED. ALL WORK IAW MM 24-60-00 AND 71-00-00.