As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 2991 THE CREW REPORTED AN ELECTRICAL ODOR DURING TAXI INTO GATE AREA. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 1 PACK VALVE IAW AMM 21-51-01. REMOVED AND REPLACED THE RELAY K0187 IAW AMM 20-13-02. THE OPERATIONAL TEST AND LEAK CHECKS WERE GOOD IAW AMM 21-51-00. THE AIRCRAFT WAS RETURNED TO SERVICE.