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DGCA directs IndiGo, GoAir to address issues with 15 P&W engines

The two budget carriers have been grappling with P&W engine problems, which has even led to grounding of some A320 neo aircraft

Press Trust of India  |  New Delhi 

airbus, a320 neo, plane
Photo: Shutterstock

Aviation watchdog has directed and to address issues regarding 15 of the engines powering their A320 neo planes, a senior official said on Friday.

The two budget carriers have been grappling with P&W engine problems, which has even led to grounding of some A320 neo aircraft. Together, they have around 82 such planes in their respective fleet.

The latest move by the Directorate General of (DGCA), which had earlier asked the two airlines to take various corrective measures to address the engine woes, comes after certain issues flagged by US counterpart Federal Aviation Administration (FAA).

The official said the requirement for replacement of High Pressure Compressor (HPC) front hub corrosion as mentioned by the FAA would also impact 15 engines powering and GoAir's neo planes.

As many as 13 engines of and 2 engines of would be impacted by the FAA's Airworthiness Directive (AD). The Indian operators have sufficient time to become compliant with the requirement, the official added.

The AD requires replacement of HPC front hub corrosion and "action has to be taken within 120 days after effective date or before exceeding 6,180 cycles since new or within five years since the ship date as indicated the AD, whichever occurs first", he said.

The operators have to comply with the directive coming into effect from December 12.

In another AD issued on November 7, the FAA said replacement of some parts of certain P&W engine series installed on A320 neo has to be carried out.

The AD was for replacement of certain parts on "PW 1100 engines from Sl. No. 450 to 614 installed on A320 neo aircraft" to address failure of knife edge seal issue.

According to the official, Indigo and are compliant on the same.

"The has declared the ADs 'mandatory' and directed the Indian operators to comply within the period as indicated in the ADs," he said.

There were no immediate comments from IndiGo and GoAir.

On queries seeking comments about the ADs issued in recent weeks by the FAA regarding the engines, P&W on Thursday said "the ADs formalise guidance and communication shared with all operators".

First Published: Fri, November 09 2018. 17:10 IST