As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF WHEN RETRACTING FLAPS FROM 5 DEGREES THE PILOTS L/E FLAP AMBER LIGHT ILLUMINATED. S/O PANEL SHOWED THE NR 1 L/E FLAP WAS AMBER. RAN RED TABS RETURNED TO MEM AFTER DUMPING APPROX 4000 LBS FUEL. R&R NR 1 L/E FLAP SWITCH REF B727 MM 27-82-001-4.