As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON RECALL LT PACK LIGHT ILLUMINATED GROUNDED YES. BITE TEST ON ZONE TEMP CONT. NR 1 SHOWS TCV FAULT THIS PACK. PERFORMED GROUND FUNCTIONAL TEST AND PACK ZONE TEMP CONTROLLER BITE TEST. NO FAULTS FOUND. OPS CHECK GOOD REF FIM TASK 21 00 00 800 REF AMM 21 61 00.