As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUME EVENT AT 15,000. THRUST AT IDLE, SMELL IN COCKPIT AND FWD CABIN. SUSPECTED PACK 1. ELIMINATION OF ODOR/SMELLS APPLIED PACK 1 OFF. SMELL DISSIPATED.-PERFORMED TSM PROCEDURES IAW TSM 05-50-00-810-831-A. SOURCE OF AIR QUALITY EVENT CONFIRMED TO BE PACK 1. MOC 76398.