As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) LT AIR CONDITIONING PACK SYSTEM PRESSURE WENT TO ZERO PSI ON THE GROUND DURING TAXI. MAINTENANCE FOUND LT ACFT PACK DUCTING RUPTURED. ASSOCIATED ADDITIONAL CLAMPS, ROD ENDS AND HANGARS DAMAGED AT BS 785.90-1065.0. ALL DAMAGED PARTS REPLACED WITH NEW.