What was found
DURING CRUISE FLIGHT AT 8,500, NR 2 FIRE LIGHT ILLUMINATED WITH AUDIO. COURSE WAS ALTERED TO WEST AND A DESCENT MADE TO 6,500. ENGINE SECURED AND FIRE LIGHT REMAINED ILLUMINATED WITH AUDIO. FIRE BOTTLE WAS SELECTED AND FIRE LIGHT AND AUDIO EXTINGUISHED. DIVERTED, AN UNEVENTFUL SINGLE ENGINE LANDING PERFORMED. MX FOUND NO EVIDENCE OF FIRE DURING POST FLIGHT INSPECTION. MX REPLACED THE FLAME DETECTOR AND REPLACED THE AFT, RT FIRE DETECTION HARNESS, PN 92552-04112-042.