As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM - COCKPIT TEMP CYCLES BETWEEN 70* TO 80 DEGS. TRIM CYCLES BETWEEN 48* TO 124 DEGS. TEMP SELECTOR SET AT 12 O'CLOCK POSITION WHILE TEMP ELEVATES. CLEANED AND INSPECTED COCKPIT TEMP SENSOR PER AMM 21-63-17. NO DEFECTS FOUND. OPS NORMAL. FOUND DUCTING, FWD CARGO DISCONNECTED. REPLACED DUCTING AND CLAMPS 4 EACH. OPS CHECK GOOD, NO TEMP FLUCTUATION NOTED ON GROUND. OK FOR SERVICE.