Indonesia plane crash had engine thrust imbalance, preliminary report finds
When Sriwijaya Air’s 26-year-old Boeing Co 737-500 plane reached 8,150 feet (2,484 meters) after take-off, the left engine throttle lever moved back while the right lever stayed in its original position, according to Indonesia’s National Transportation Safety Committee (KNKT).
“We don’t know if it’s broken or not, but it’s an anomaly because the left moved far back, the right did not as though it was stuck,” KNKT investigator Nurcayho Utomo told reporters.
At about 10,900 feet, the autopilot disengaged and the plane rolled to the left more than 45 degrees and started its dive, according to the report.
Starting with just one plane in 2003, Sriwijaya has become the country’s Number 3 airline group, aided by its strategy of acquiring old planes at cheap prices and serving routes neglected by…