As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NLG GEAR DISAGREE. PROBLEM OCCURRED ON TAKEOFF NOSE GEAR WOULD NOT RETRACT. NOSE GEAR NEVER MOVED FROM THE DOWN AND LOCKED POSITION AS VERIFIED BY CODES. S35 SHOWED DOWN AND NEAR AND S21 SHOWED DOWN AND NEAR. CODE 23 SHOWED DOWN AND FAR WHICH IS FOR THE OLEO EXTENSION. BRACKET APPEARS TO BE IN GOOD CONDITION. COMPLIED WITH PA, 05-018F DUE TO GEAR DISAGREE MESSAGE MAINT & INSPECTION COMPLIED WITH IAW AMM 32-61-05. NO DEFECTS NOTED. OK FOR SERVICE.