What was found
LEFT CHIP DETECT LIGHT ILLUMINATED AFTER TAKEOFF FROM DTW. RETURNED TO DTW. MAINTENANCE INSPECTED CHIP DETECTOR FOR DEBRIS, DEBRIS WAS MINIMAL AND ALLOWABLE IAW GE MM CHAP 72-00-00 PG 198. INSPECTED CHIP DETECTOR CANNON PLUG, NO DEFECTS NOTED. GROUND RAN ENGINE, NO ILLUMINATION OF LIGHT NOTED. LEAK CHECKS GOOD. ALL WORK DONE IAW GE MM CHAP 72-00-0 TROUBLE 10.