Dgca Orders Airlines To Check All Boeing Aircraft Fuel Switch Locks By July 21

The Directorate General of Civil Aviation (DGCA) connected Monday directed each home airlines operating Boeing craft to complete inspections of a cardinal substance power move system by July 21, 2025, citing a 2018 US airworthiness bulletin that warned of imaginable disengagement of nan locking feature.

In a notification, nan DGCA stated: "Federal Aviation Administration has issued a Special Airworthiness Information Bulletin (SAIB) number: NM-18-33 dated 17th December, 2018 regarding nan imaginable for disengagement of nan substance power move locking characteristic connected Boeing (models)..."

According to nan notification, respective hose operators - some home and world - person already initiated inspections successful statement pinch SAIB NM-18-33. Indian operators yet to comply person been asked to do truthful wrong nan adjacent 1 year.

"All hose operators of nan affected craft are hereby advised to complete nan inspection required nether SAIB Number: NM-18-33, dated 17th December 2018, nary later than 21st July 2025. Inspection scheme and study aft accomplishment of inspection shall beryllium submitted to this agency nether intimation to concerned Regional Office," nan DGCA said.

The regulator has besides issued mandatory modifications for aircraft, engines, and components based connected airworthiness directives issued by nan authorities of creation aliases manufacture. The existent directive specifically pertains to Boeing aircraft, including nan 737 bid and nan 787 Dreamliner variants (787-8, -9, and -10), citing nan consequence of imaginable disengagement of nan substance power move locking feature.

The move comes successful nan aftermath of nan preliminary findings of nan Aircraft Accident Investigation Bureau (AAIB) into nan June 12 clang of an Air India Boeing 787-8 Dreamliner successful Ahmedabad, wherever some engines unopen down seconds aft take-off.

According to nan AAIB's 15-page report, Engine 1 and Engine 2 substance cutoff switches transitioned from RUN to CUTOFF wrong 1 2nd of each other, resulting successful some engines losing thrust mid-air. The craft had reached 180 knots indicated airspeed (IAS) astatine 08:08:42 UTC, conscionable earlier nan copy shutdown occurred. Despite a little recovery, nan engines grounded to stabilise.

Published on: Jul 14, 2025 6:14 PM IST