AD: Pratt & Whitney Division Turbofan Engines | Aero-News Network
Aero-News Network
RSS icon RSS feed
podcast icon MP3 podcast
Subscribe Aero-News e-mail Newsletter Subscribe

Airborne Unlimited -- Most Recent Daily Episodes

Episode Date

Airborne-Monday

Airborne-Tuesday

Airborne-Wednesday Airborne-Thursday

Airborne-Friday

Airborne On YouTube

Airborne-Unlimited-04.29.24

Airborne-Unlimited-04.23.24

Airborne-Unlimited-04.24.24 Airborne-FltTraining-04.25.24

Airborne-Unlimited-04.26.24

Thu, Jan 25, 2018

AD: Pratt & Whitney Division Turbofan Engines

AD NUMBER: 2018-02-10

PRODUCT: All Pratt & Whitney Division (PW) PW4074, PW4074D, PW4077, PW4077D, PW4084D, PW4090, and PW4090-3 turbofan engines.

ACTION: Final Rule.

SUMMARY: This AD was prompted by the discovery of multiple cracked outer diffuser cases.

This AD requires initial and repetitive inspections to detect cracks in the outer diffuser case and removal from service of cases that fail inspection.

DATES: This AD is effective February 26, 2018.

COST: The FAA estimates that this AD affects 121 engines installed on airplanes of U.S. registry. The cost of compliance is estimated as follows:

  • Tt3 boss inspection: 3.5 work-hours × $85 per hour = $297.50 per engine.
  • FPI Inspection of outer diffuser case: 10 work-hours × $85 per hour = $850 per engine
  • Replacement of outer diffuser case: $750,000 per engine
FMI: AD

Advertisement

More News

Unfortunate... ANN/SportPlane Resource Guide Adds To Cautionary Advisories

The Industry Continues to be Rocked By Some Questionable Operations Recent investigations and a great deal of data has resulted in ANN’s SportPlane Resource Guide’s rep>[...]

ANN FAQ: Turn On Post Notifications

Make Sure You NEVER Miss A New Story From Aero-News Network Do you ever feel like you never see posts from a certain person or page on Facebook or Instagram? Here’s how you c>[...]

ANN's Daily Aero-Term (04.29.24): Visual Approach Slope Indicator (VASI)

Visual Approach Slope Indicator (VASI) An airport lighting facility providing vertical visual approach slope guidance to aircraft during approach to landing by radiating a directio>[...]

ANN's Daily Aero-Term (04.28.24): Airport Marking Aids

Airport Marking Aids Markings used on runway and taxiway surfaces to identify a specific runway, a runway threshold, a centerline, a hold line, etc. A runway should be marked in ac>[...]

ANN's Daily Aero-Linx (04.28.24)

Aero Linx: The Skyhawk Association The Skyhawk Association is a non-profit organization founded by former Skyhawk Pilots which is open to anyone with an affinity for the A-4 Skyhaw>[...]

blog comments powered by Disqus



Advertisement

Advertisement

Podcasts

Advertisement

© 2007 - 2024 Web Development & Design by Pauli Systems, LC