As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 1805 - FWA-LAX - AT FL310, HYDRAULIC SYSTEM ''A'' PRESSURE AND QUANTITY WENT TO ZERO. AIRCRAFT MADE AN UNEVENTFUL LANDING IN DEN. TROUBLESHOOT AND FOUND RUPTURED HYDRAULIC LINE IN RIGHT SIDE OF AFT AIRSTAIR. REMOVED AND REPLACED THE HYDRAULIC LINE PER B727 MM 20-10-5. LEAKS CHECKS GOOD ON GROUND. THE AIRCRAFT WAS RETURNED TO SERVICE. (M)