As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIVERTED BACK AFTER TAKEOFF, RT RED UNSAFE LG LIGHT REMAINS ON AFTER GEAR RETRACTION. UNABLE TO DUPLICATE DISCREPANCY. JACKED ACFT & APPLIED HYD POWER. CYCLED GEAR 10 TIMES WITH NO DISCREPANCIES NOTED. LOWERED INBD GEAR DOORS, CLEANED & LUBED DOOR MICRO SWITCHES. FLEXED MICRO SWITCH HARNESS WITH NO DISCREPANCIES NOTED. CYCLED GEAR 5 TIMES IAW AMM 32-30-00. OPERATIONS CHECKED NORMAL.