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DGCA India restricts long over water flights of A320neo aircraft over ongoing engine issues
17 January 2019

The Indian Directorate General of Civil Aviation (DGCA) restricted operations of A320neo aircraft to Port Blair as a result of ongoing engine issues.

After meeting with A320neo operators GoAir and IndiGo on their ongoing issues with Pratt & Whitney PW1100G engines, DGCA issued four measures. One of these was an operational restriction of flights to Port Blair. This airport is located in the Andaman Islands between India and Thailand. Nearest airports on the Indian mainland are Kolkata at 1305 km and Chennai at 1370 km.
On December 23, 2018, an IndiGo Airbus A320neo aircraft returned to Port Blair when the pilot observed a low oil pressure warning for engine no. 2. The flight crew shut down the engine and returned to land at Port Blair.

Measures published in the Public Notice:

A. Inspection of 3rd stage LPT blade: Carry out inspection of 3rd stage LPT blades as per AMM task 72-53-00-220-801-A at every weekly inspection.

B. Dry Face Seal: Carry out BSI on No. 3 bearing front & AFT carbon seal (DFS) as per P & W special instruction 375F-18 dated 20.12.2018 at –
I. For newer engines, perform BSI at first oil filter change.
II. For engines that have already has the first oil filter change and are less than the 1000 FH of operation time, perform BSI at next opportunity or A check whichever is earlier.

C. Smoke and Odors issues :Create awareness among Cabin and Cockpit Crew about odor / burning smell/smoke (even if slightest) during approach phase and positive reporting to Cockpit crew for necessary action. If any odor/smoke is observed in Air-conditioning PACK Air, Cockpit crew need to identify the source of odor by isolating PACKs one at a time. Log all the cases detecting odours/ smoke in cabin during operation for necessary investigation and rectification. In all odour / smoke cases, engine to be inspected in detail as per AMM and to be used only after rectification of defect.

D. The restriction imposed on flight operations to Port Blair with A320 NEO aircraft.

 

 

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