What was found
ODOR/FUMES-IRS 1 FAIL IN-FLIGHT, NOTE: FLIGHT ATTENDANT REPORTED BURNING SMELL ON TAKE OFF IN HNL (FAULT CODE 344333/344301). REPLACED ADIRU-1, PER AMM 34-43-00-710-802 AND 34-43-00-710-801. PERFORMED OPERATIONS TEST. ALL TESTS PASSED, OK FOR SERVICE. NO BURNING SMELL NOTED.