As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GEAR DISAGREE AFTER ROTATION, NOSE GEAR WOULD NOT RETRACT FOR 20 SECONDS, SPEED APPROX 160 KTS. GEAR SELECTED DOWN, 3 GREEN LANDED WITHOUT INCIDENT. R & R CENTERING SWITCH BRACKET & WOW NR 2 CENTERING HARNESS IAW AMM 32-61-25. PERFORMED EXTENSION & RETRACTION CHECK IAW AMM 32-30-00. ALL CHECKED GOOD SEE NRCC N68317 & N70806 FOR WORK PERFORMED.