As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR FAILED TO RETRACT AFTER TAKEOFF. 3 GREEN INDICATIONS WITH GEAR HANDLE IN THE UP POSITION, WITH NO RED UNLOCK LIGHT. ALL HYD SYS NORMAL. INSTALLED ONE REPAIRED LANDING GEAR CONTROL HANDLE IAW MM 32-30-01. OPS CHECKS NORM IAW MM 52-80-20.