As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT PACK NOT WORKING WHEN PACK WAS ON IT WAS PUTTING OUT AN ELECTRICAL BURNING ODOR. FLIGHT 4263. FOUND RT ACM SEIZED. R & R THE RT ACM, REF CP 33027018 FOR PARTS AND WORK PERFORMED. PERFORMED OPS TEST OF RT PACK IN REF AMM 21-51-00, OPS TEST, LEAK CHKD GOOD.