As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SUP - ATB - L PYLON HYDRAULIC LEAK DURING FLIGHT. IN LEFT ENGINE PYLON FOUND HYDRAULIC LINE TO HEAT EXCHANGER CHAFED THROUGH. REMOVED STRUT TRAILING EDGE FAIRING. REMOVED DAMAGED LINE. INSTALLED REPAIRED LINE. LEAK CHECK OK. INSTALLED LT STRUT TRAILING EDGE FAIRING. HYDRAULIC LINES REMOVED AND INSTALLED PER AMM 20-10-09.