What was found
FLT 473 - MIA-GHB - NORTH OF BIMINI, RIGHT CHIP DETECTOR LIGHT ILLUMINATED, PERFORMED PRECAUTIONARY ENGINE SHUTDOWN, DECLARED AN EMERGENCY AND RETURNED TO MIA. INSPECTED NR 1 CHIP DETECTOR FOUND ONE SMALL SLIVER, CLEANED CHIP DETECTOR. INSPECTED NR 1 OIL FILTER NO DEFICIENCIES NOTE, CHANGED OIL FILTER. RAN AIRCRAFT FOR 20 MINUTES NO CHIP DETECTOR ANNUNCIATION AIRCRAFT RELEASED. (Z)