As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF GEAR RETRACTED. THE NOSE INDICATOR SHOWED RED HASHES, MAINS WHITE. AFTER RUNNING CHECKLIST, GEAR WAS LOWERED AND ALL SHOWED GREEN. FOUND TOWING ADAPTOR STICKING IN THE UP POSITION. REMOVED AS REPLACED NOSE GEAR STRUT ASSY. WORK DONE IAW CMP 322016. PERFORMED OPS CHECKS WITH NO DEFECTS NOTED. WORK DONE IAW CMP 323001.