What was found
MIA - ON TAKEOFF WITH LANDING GEAR POSITION DETECTOR SWITCH IN NR 2 COULD NOT RAISE GEAR. SWITCHED TO DETECTOR 1 AND GEAR WAS RAISED. REPLACED PROXIMITY DETECTOR UNIT. SYSTEM GROUND CHECKED NORMAL OPERATION.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MIA - ON TAKEOFF WITH LANDING GEAR POSITION DETECTOR SWITCH IN NR 2 COULD NOT RAISE GEAR. SWITCHED TO DETECTOR 1 AND GEAR WAS RAISED. REPLACED PROXIMITY DETECTOR UNIT. SYSTEM GROUND CHECKED NORMAL OPERATION.