As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MDW - FLT 590 - ABORTED TAKEOFF, AFT THE PIC RECEIVED A MASTER FIRE WARNIGN LIGHT WHEN TEH THROTTLES WERE SET FOR TAKEOFF. THE NR 2 ENGINE DID NOT ACHIEVE MAX PWER. AIRCRAFT RETURNED TO GATE. MAINTENANCE FOUND THE 13TH STAGE MANIFOLD ASSY HIGH PRESSURE SUPPLY DUCT RUPTURED. REPLACED THE DUCT PER MM 36-00-1 POWER RUN PERFORMED PER MM 71-00-97 AND ALL SYSTEMS CHECKED GOOD. (M)