What was found
SHORTLY AFTER TAKEOFF, THE CREW REPORTED THE FLAPS WILL NOT RETRACT. AFTER CONSULTING WITH DISPATCH AND MAINTENANCE, THE CREW PERFORMED AN AIR-TURN-BACK. MAINTENANCE FOUND A CHAFED WIRE AT THE LT SAFETY SWITCH. MAINTENANCE REPAIRED THE WIRE, OPS CHECKED THE SYSTEM AND WITH NO FURTHER DEFECTS RETURNED THE AC TO SERVICE. (K)