What was found
WHEN FLAPS LOWERED TO 5, THE AIRCRAFT SHUTTERED. NO ROLL, FELT IN CONTROLS. REMOVED AND REPLACED LT WING OUTBOARD AFT FLAP NR 1 AND NR 2 TOGGLES, SEQ CARRIAGE, SPINDLE. RT WING OUTBOARD AFT FLAP NR 7 AND NR 8 TOGGLES, SEQ CARRIAGE, SPINDLE PER MM.