As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR HANDLE FAILED TO RETRACT ABOVE OFF POSITION AFTER TAKEOFF, ACCOMPANIED BY ILLUMINATION OF ALL LIGHTS ON GEAR ANNUNCIATOR LIGHT PANEL UP FRONT AND RT MAIN GEAR DOOR LIGHT ON S/O PANEL. RAN QRH BUT FAILED 1ST TEST STEP. RECONFIGURED FOR LANDING WITH NORMAL INDICATIONS. UNEVENTFUL LANDING. REPLACED LANDING GEAR ACCESSORY UNIT AND TEST GOOD IAW MM 32-09-122-5.