As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNCONTROLLABLE CABIN AND FLT DECK TEMPS. FOUND BROKEN BONDING STRAP CLAMP, LOOSE SENSE LINE AND HOT AIR TUBE LOOSE. REPLACED BROKEN BONDING CLAMP AND SECURED LOOSE HOT AIR TUBE. NEED TO OP CHECK TO CONFIRM FIX. ABLE TO CONTROL TEMP TO FULL COLD AND HOT. CHECKED GOOD IN AUTO AND STBY.