What was found
ON FLIGHT 7326 BUF-IND WITH AIRCRAFT 821FX, THE FLIGHT CREW WAS UNABLE TO RETRACT THE MAIN LANDING GEAR ON CLIMB OUT AND DUE TO THIS, COMPLETED AN AIR RETURN TO BUF, DECLARING NO EMERGENCY AND LANDING UNEVENTFULLY. AIRCRAFT IS TO BE FERRIED TO HEAVY MAINTENANCE FACILLITY FOR FURTHER TROUBLESHOOTING.