What was found
STRONG VIBRATION FROM NLG AREA AFTER TAKEOFF. FOUND LANDING GEAR DOORS REMAINED OPEN AFTER GEAR RETRACTION. REPLACED LANDING GEAR RELAY BOX.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
STRONG VIBRATION FROM NLG AREA AFTER TAKEOFF. FOUND LANDING GEAR DOORS REMAINED OPEN AFTER GEAR RETRACTION. REPLACED LANDING GEAR RELAY BOX.