As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR AIR/GND FAIL ON TAKEOFF. COULD NOT RAISE GEAR. RETURNED TO FIELD AND MADE NORMAL LANDING. INSP MLG PROX SWITCH CLEARANCES. ALL WITHIN. INSP NLG PROX SWITCHES AND FOUND TO BE OUT OF LIMITS. ADJUSTED AS PER AMM 32-63-05-700-803A. PERFORMED GEAR RETRACTION AND NO DEFECTS NOTED. AIRCRAFT RETURN TO SERVICE.