As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNABLE TO RETRACT LANDING GEAR AFTER TAKEOFF. HANDLE WOULD NOT RAISE ABOVE NEUTRAL DETENT EITHER SYS 1 OR 2. LANDING GEAR CONTROL HANDLE MODULE REPLACED AS AMM 3, 2-31-11-4. GEAR NORMAL EXTENSION/RETRACTION TEST CARRIED OUT AS PER AMM 32-31-005. FOUND SATISFACTORY. LANDING GEAR ELECTRO VALVE INSPECTION/CHECK CARRIED OUT FOUND SATISFACTORY. WORK CARRIED OUT BY L3885, OFF MFG 224TS05Y.