As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED, REJECTED TAKEOFF FOR SLOW LEFT ENGINE ACCELERATION BETWEEN 1.05 EPR AND FLEX POWER SETTING. IT WAS PROBABLY DUE TO HIGH AIRPORT ELEVATION. REJECTED WELL BELOW 80KTS. PERFORMED NR 1 ENG HIGH POWER ASSURANCE TEST IAW JOB CARD 26L00071014 LOW POWER OR SLOW HUNG ACCELERATION TEST ON NR 1 ENG IAW AMM 73-00-000810-880-A-13. ACCELERATION & DECELERATION TEST IAW MM 71-00-00-700-011-B13, STEP 4, (6A). OPS CHECKED GOOD. OK TO RETURN TO SERVICE.