As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: NOSE GEAR DID NOT RETRACT ON TAKEOFF, NOSE GEAR WARNING LIGHT WITH HANDLE UP.AIRCRAFT AIR INTERRUPTED BACK TO AND LANDED SAFELY AT CTL. REMOVED LANDING GEAR PIN FROM NOSE LANDING GEAR AND PERFORMED BITE TEST OF PSEU. PER FIM 32-09-00-810-801.