As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACFT WAS ON TAKEOFF AND THE MLG WOULDN'T RETRACT, SO PILOT RETURNED TO BASE WHERE MAINTENANCE REMOVED AND REPLACED THE NLG WOW PROXIMITY SWITCH IAW AMM 32-63-02. REMOVED AND REPLACED NLG WOW CONNECTOR IAW SWPM 20-50-00. PERFORMED OPS CHECKS IAW AMM 32-63-00, OPS CHECKED.