As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:N/A, ATB-DISCOVERED HYD QTY LOSS. DECREASED TO AUX WITH ENGINE HYD PUMPS IN BYPASS. AFTER LANDING MX FOUND STAB TRIM HYDRAULIC MOTOR BRAKE RETURN LINE LEAKING. *S/D* INSTALLED INTERIM REPAIR (FLEX LINE) AT THE STAB TRIM HYD BRAKE PER GMM 3-24-1, LEAKS AND OPS CHECK GOOD. TRANSFERRED TO D178926.