As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON GEAR RETRACTION, NOSE GEAR CYCLED BACK TO "IN TRANSIT" THEN BACK TO "UP" SIX TIMES. RETURNED TO CMH AND EXTENDED LANDING GEAR NORMALLY. REMOVED AND REPLACED LANDING GEAR SELECTOR VALVE IAW EMB 170 MM 32-33-03. PERFORMED OPS CHECK MULTIPLE TIMES, NO DEFECTS NOTED.