EASA Regulations for Honeywell International TSE331-3U

3 airworthiness directives and regulations affecting Honeywell International TSE331-3U.

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New ADs and bulletins for Honeywell International TSE331-3U, summarized like the ones below, every Monday.

EASA AD US-2018-17-15

Sep 18, 2018

Engine - Combustion Chamber Case Assembly - Inspection / Replacement / Removal

The Federal Aviation Administration's Airworthiness Directive 2018-17-15 addresses certain Honeywell International Inc. TPE331 turboprop and TSE331 turboshaft engines. It mandates inspection, replacement, and removal of combustion chamber case assemblies with specific part numbers to prevent cracks and ruptures. This directive applies to multiple TPE331 engine models including the newly added TPE331-12B and certain TSE331 models.

Airworthiness Directive
  • Honeywell International TPE331
  • Honeywell International TSE331-3U

EASA AD US-2018-13-05

Jul 9, 2018

Engine - Oil Filter Sampling / Analysis - Hydraulic Torque Sensor Gear Assembly - Inspection

Airworthiness Directive 2018-13-05 is a final rule issued by the Federal Aviation Administration addressing certain Honeywell International Inc. TPE331 turboprop and TSE331 turboshaft engines. It targets failures in the direct drive fuel control gears and bearings within the hydraulic torque sensor gear assembly, part number 3101726-3. The directive mandates initial and repetitive engine oil filter sampling and analysis, along with inspections of affected hydraulic torque sensor gear assemblies to ensure continued airworthiness.

Airworthiness Directive
  • Honeywell International TPE331
  • Honeywell International TSE331-3U

EASA AD US-2018-02-14

Jan 29, 2018

Superseded by FAA AD 2018-17-15

FAA Airworthiness Directive 2018-02-14 is a final rule addressing certain Honeywell International Inc. TPE331 turboprop and TSE331 turboshaft engines. It requires inspections and replacement of combustion chamber case assemblies that have been reported to crack and rupture, posing a safety risk. The directive aims to prevent unsafe conditions caused by high stresses and weld joint issues in these engine components.

Airworthiness Directive
  • Honeywell International TPE331
  • Honeywell International TSE331-3U