Bombardier CSeries To Resume Flights in September
Validation of engine modification complete and certified.
The left engine on CSeries FTV1 suffered an uncontained failure on May 29 due to a fault involving its oil lubrication system. (Photo: Bombardier)
The left engine on CSeries FTV1 suffered an uncontained failure on May 29 due to a fault involving its oil lubrication system. (Photo: Bombardier)

Bombardier confirmed on Friday that the modified Pratt & Whitney PW1524G engines for the CSeries flight-test vehicles have successfully completed the testing required for return to flight test and that the second test vehicle (FTV2) will return to the air this month.