As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NOSE GEAR DISAGREE WARNING, NOSE GEAR DOOR OPEN WARNING, QRH COMPLETED, RETURN TO DEPARTURE. REPLACED THE PROXIMITY SENSOR BRACKET IAW AMM 32-21-01. R & R THE TOW COLLAR IAW 32-21-00-H235-1, SERVICED THE NOSE STRUT IAW 12-710-002. GEAR SWINGS CHECKED GOOD IAW AMM 32-30-00.