As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NOSE GEAR DID NOT EXTEND FOR 5 MINUTES, GEAR DISAGREE EICAS APPEARED.CREW THEN ABORTED APPROACH (AAP). AND WENT AROUND , NOSE GEAR EXTENDED AFTER ABOUT 5 MINUTES.MTX GROUNDED A/C. MTX DEFERRED LANDING GEAR RETRACTION IAW MEL ABX-32-30-1. AND RETURNED A/C TO SERVICE , AC FLEW TO BASE WITH GEAR PINS INSTALLED.