Incident Overview
On April 1, 2019, an Indigo Airbus A320 aircraft, powered by two Pratt & Whitney PW1127G-JM geared turbofan engines, experienced a failure of the No. 1 (left) engine while climbing through FL160 after departure from Jaipur Airport (JAI), India. The crew reported hearing a loud bang, after which the engine stalled and an exhaust gas temperature overlimit condition was indicated.
Response and Landing
The flight crew performed an air turn back and executed a successful single-engine landing. No injuries were reported among the occupants.
Post-Landing Inspection
Following the landing, an inspection of the right engine revealed damage to the low-pressure turbine stage 3 blades.
Investigation
The government of India notified the National Transportation Safety Board (NTSB) of the incident. The NTSB appointed a U.S. Accredited Representative as the state of manufacturer of the engine to assist the government of India's investigation under the provisions of ICAO Annex 13. All investigative information will be released by the government of India.
Aircraft and Engine Details
The aircraft involved was an Airbus A320, operated by Indigo. It was equipped with two Pratt & Whitney PW1127G-JM engines. The event occurred during climb after departure from Jaipur.