As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CHS - AFTER TAKEOFF, CREW WOULD NOT GET THE MAIN GEAR TO RETRACT. THE GEAR WAS CYCLED TWICE. FLIGHT RETURNED TO CHS AND LANDED WITH NO FURTHER INCIDENT. AIRCRAFT FERRIED TO CLT FOR REPAIR. MAINTENANCE REPLACED THE RIGHT GEAR DOOR SEQUENCING 'A' VALVE. GEAR SWING COMPLETED. (M)