What was found
ON TAKEOFF, JUST AFTER LIFTOFF WITH LANDING GEAR IN TRANSIT, HEARD 3 LOUD BANGS AND FELT A LATERAL MOVEMENT. ALL 3 ENGINES APPEARED NORMAL DURING EVENT. WORK PERFORMED PER TSI 72-00/5074.PERFORMED BSI AND NO DEFECT NOTED.REPLACED HMU AND PERFROMED POWER ASSUANCE TEST AND TEST SATISFACTORY.A/C OK FOR SERVICE.NOTIFIED MOCC PP.THIS ITEM CLOSED.