What was found
MIA - FLT 925 - DURING CLIMB-OUT, FLAPS RETRACTED TO 2 DEGREES AND A LEADING EDGE AMBLER LIGHT ILLUMINATED. POSITION TEST INDICATED THE NR 3 LEADING EDGE FLAP WAS IN TRANSITION. FLIGHT AIR INTERRUPTED AND RETURNED TO MIA WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND NR 3 LEADING EDGE ACTUATOR SWITCH LOOSE. NR 3 LEADING EDGE SWITCH WAS TIGHTENED, ADJUSTED, AND CLEANED. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)