What was found
AIRCRAFT WAS GROUNDED: LARGE NOSE WHEEL VIBRATION AFTER TKO LANDING GEAR WOULD NOT RETRACT STUCK IN DOWN POSITION RETURNED TO PHOENIX. MAINTENANCE REPLACED GROUND SENSING MECHANISM IAW 32-21-45.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: LARGE NOSE WHEEL VIBRATION AFTER TKO LANDING GEAR WOULD NOT RETRACT STUCK IN DOWN POSITION RETURNED TO PHOENIX. MAINTENANCE REPLACED GROUND SENSING MECHANISM IAW 32-21-45.