As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DISCREPANCY: CREW REPORTED LANDING GEAR WOULD NOT RETRACT, ATC DECLARED EMERGENCY. CREW STATED THEY HAD 3 GREEN LIGHTS, REFERENCED P.O.H. AND LANDED NORMALLY AT KYIP CORRECTIVE ACTION: USA JET MAINTENANCE AT KYIP REMOVED AND REPLACED NOSE LANDING GEAR DOOR ACTUATOR SWITCH IAW DA20 AMM 32-60-10. OPS AND LEAK CHECKS GOOD IAW DA20 MM 32-30-0