As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER ENG START AND MASTER CAUTION RECALL THE CONT CAB ZONE TEMP FWD CAB ZONE TEMP AND RIGHT PACK LIGHT ILLUMINATED THE LIGHTS GO OUT WITH MASTER CAUTION RESET. REMOVED NR 2 ZONE TEMP CONTROLLER PER AMM 21 61 20 000 801. INSTALLED NR 2 ZONE TEMP CONTROLLER PER AMM 21 6120 401 810. OPS CHECKED GOOD PER AMM 21 62 00 801 801.