As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BETWEEN IAH AND BRO, THE NR 2 CABIN TURBO COMPRESSOR STALLED AND CREATED A LOUD NOISE AND OILY FUMES IN THE COCKPIT. MAINTENANCE DETERMINED THAT THE CABIN TURBO COMPRESSOR HAD SEIZED. THE NR 2 TC WAS DEFERRED AND SCHEDULED FOR REPLACEMENT. (M)