What was found
DURING TAKEOFF RUN, ENGINE NR 2 DID NOT SPOOL UP BEFORE 80 KNOTS. AIRCRAFT RETURNED TO GATE. TECHS PERFORMED ANALYSIS IAW TSM AND AMM., REPLACED MAIN ELEMENT OF FUEL FILTER IAW AMM 73-1242, INSPECTED VSV MECHANISM IAW 73-32-42. CLEANED P 4.9, P2/T2 TUBES SYSTEM AIR IAW AMM 73-22-49. PERFORMED TEST NR 11 HIGH POWER ASSURANCE TEST IAW AMM. GROUND FUNCTIONAL CHECKS WERE SATISFACTORY AND AIRCRAFT RETURNED TO NORMAL OPERATION.