What was found
AIRCRAFT REJECTED TAKEOFF DUE TO LT ENGINE DID NOT ACCELERATE. THE PARAMETERS WERE: LT ENGINE WITH EPR 1.40 AND RT ENGINE WITH EPR 1.86 AND T/O FLX TEMP 50. DURING MAINTENANCE CHECK, THE ACCELERATION CHAMBER AND MOISTURE TRAMP SERVICES WERE PERFORMED IAW MM 73-20-03, ALL CORRECT. DURING OVERNIGHT CHECK, BOTH ENGINES THROTTLE SYSTEMS WERE CHECKED IAW MM 78-11-00, ENGINES WERE TRIMMED AND ACCELERATION TEST WAS PERFORMED IAW MM 76-11-00 AND 71-00-00, ALL CORRECT.