As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT PACK LIGHT ILLUMINATED IN FLIGHT - RESETS WITH MASTER CAUTION. GROUNDED - YES. ACCOMPLISHED BITE OF THE PACK/ZONE TEMP CONTROLLERS USING INSTRUCTIONS PRINTED ON THE CONTROLLERS - FOUND THE TCV FAULT ON THE NR 2 CONTROLLER - FAULT CLEARED - RAN APU AND THE PACKS FOR 10 MINUTES, THE RIGHT PACK LIGHT DID NOT ILLUMINATE - PACKS OP. NORMAL WITH TEMP.