Boeing 787 Suffers Engine Surge During Flight Tests; Deliveries May Slip Again

Boeing and Rolls-Royce are investigating the causes of a Trent 1000 engine surge that has grounded flight tests of the first Boeing 787 at Roswell, N.M.

Boeing also is assessing whether the latest engine incident may cause further slips in the hard-pressed 787 delivery schedule. The failure occurred on Sept. 10 during ground tests of the first 787, ZA001, which was at Roswell for Block 1 rejected takeoff work, plus brake demonstration certification and stability and control tests. The aircraft, which has been based at Edwards AFB, Calif., for most of August for runway performance work, was on its second visit to Roswell, having earlier been there for wet runway testing.

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