As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE AIR CONDITIONER COMPRESSOR CLUTCH CAME OFF THE COMPRESSOR AND IMPACTED THE AVIONICS CURRENT LIMITER AND OTHER ELECTRICAL BUSS TERMINALS WHICH ARE LOCATED ON THE FIREWALL DIRECTLY BEHIND THE COMPRESSOR CLUTCH, THE PULLEY REMAINED INSTALLED TO THE COMPRESSOR, ONLY THE CLUTCH CAME OFF.