EASA Regulations for Safran RTM 322

10 airworthiness directives and regulations affecting Safran RTM 322.

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New ADs and bulletins for Safran RTM 322, summarized like the ones below, every Monday.

EASA AD 2026-0186

Sep 29, 2026

Time Limits / Maintenance Checks – Airworthiness Limitations Section – Amendment

EASA Airworthiness Directive 2026-0186 is an amendment addressing time limits and maintenance checks for SAFRAN Helicopter Engines RTM 322-01/9 and RTM 322-01/9A models, commonly installed on NH Industries NH90 military helicopters. This directive updates the Airworthiness Limitations Section (ALS) in the engine maintenance manuals to ensure continued airworthiness. It mandates compliance with new and/or more restrictive maintenance tasks and life limits.

Airworthiness Directive
  • Safran RTM 322
  • NH Industries NH90

EASA AD 2024-0019

Jan 11, 2024

Time Limits / Maintenance Checks — Airworthiness Limitations Section — Amendment

EASA Airworthiness Directive 2024-0019 is an amendment addressing the time limits and maintenance checks for SAFRAN Helicopter Engines RTM 322-01/9 and RTM 322-01/9A models, commonly installed on NH Industries NH90 military helicopters. This directive mandates compliance with updated Airworthiness Limitations Sections (ALS) in the engine maintenance manuals to ensure continued airworthiness. It applies to all serial numbers of these engine models and requires operators to follow revised maintenance tasks and life limits.

Airworthiness DirectiveSuperseded
  • Safran RTM 322
  • NH Industries NH90

EASA AD 2022-0254

Dec 19, 2022

Time Limits / Maintenance Checks – Airworthiness Limitations Section – Amendment

EASA Airworthiness Directive 2022-0254 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting SAFRAN Helicopter Engines RTM 322-01/9A engines, commonly installed on NH Industries NH90 military helicopters. This directive mandates compliance with updated airworthiness limitations and maintenance tasks as specified in the SAFRAN RTM 322-01/9A Engine Base Maintenance Manual Airworthiness Limitations Section approved on 30 October 2022. It ensures continued airworthiness by enforcing mandatory inspections and life limits for specific engine components.

Airworthiness DirectiveSuperseded
  • Safran RTM 322
  • NH Industries NH90

EASA AD 2022-0255

Dec 19, 2022

Time Limits / Maintenance Checks – Airworthiness Limitations Section – Amendment

EASA Airworthiness Directive 2022-0255 is an airworthiness directive affecting SAFRAN Helicopter Engines RTM 322-01/9 engines, commonly installed on NH Industries NH90 military helicopters. It mandates compliance with updated airworthiness limitations and maintenance tasks as specified in the SAFRAN RTM 322-01/9 Engine Base Maintenance Manual Airworthiness Limitations Section approved on 30 October 2022. This directive ensures continued airworthiness by enforcing mandatory inspections and life limits for engine components.

Airworthiness DirectiveSuperseded
  • Safran RTM 322
  • NH Industries NH90

EASA AD 2022-0117

Jun 21, 2022

Time Limits / Maintenance Checks – Airworthiness Limitations Section – Amendment

EASA Airworthiness Directive 2022-0117 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting SAFRAN Helicopter Engines RTM 322-01/9 engines, commonly installed on NH Industries NH90 military helicopters. The directive mandates compliance with updated airworthiness limitations and maintenance tasks as specified in the SAFRAN RTM 322-01/9 Engine Base Maintenance Manual Airworthiness Limitations Section approved on 30 April 2022.

Airworthiness DirectiveSuperseded
  • Safran RTM 322
  • NH Industries NH90

EASA AD 2022-0118

Jun 21, 2022

Time Limits / Maintenance Checks – Airworthiness Limitations Section – Amendment

EASA Airworthiness Directive 2022-0118 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting SAFRAN Helicopter Engines RTM 322-01/9A engines, commonly installed on NH Industries NH90 military helicopters. The directive mandates compliance with updated airworthiness limitations and maintenance tasks as specified in the SAFRAN RTM 322-01/9A Engine Base Maintenance Manual Airworthiness Limitations Section approved on 30 April 2022. It ensures continued airworthiness by enforcing mandatory inspections and life limits for engine components.

Airworthiness DirectiveSuperseded
  • Safran RTM 322
  • NH Industries NH90

EASA AD 2020-0150

Jul 8, 2020

Time Limits / Maintenance Checks – Airworthiness Limitations Section – Amendment

EASA Airworthiness Directive 2020-0150 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting SAFRAN Helicopter Engines RTM 322-01/9 engines, commonly installed on NH Industries NH90 military helicopters. This directive mandates compliance with updated airworthiness limitations and maintenance tasks as specified in the SAFRAN RTM 322-01/9 Engine Maintenance Manual Airworthiness Limitations Section approved on 30 September 2019.

Airworthiness DirectiveSuperseded
  • Safran RTM 322
  • NH Industries NH90

EASA AD 2015-0090R1

Jun 16, 2020

Engine Controls — Electrical Wiring Harness — Modification

EASA Airworthiness Directive 2015-0090R1 is a regulatory update addressing the electrical wiring harness modification for SAFRAN Helicopter Engines RTM 322-01/9 and RTM 322-01/9A engines, commonly installed on NH Industries NH90 military helicopters. The directive mandates corrective actions to prevent failures related to the inlet guide vane and variable stator vane resolver connectors, which can cause engine control issues and potential in-flight shutdowns. This AD applies to all serial numbers except those with SAFRAN modification C3064 incorporated during production or the applicable service bulletin modification.

Airworthiness Directive
  • Safran RTM 322
  • NH Industries NH90

EASA AD 2019-0277-E

Nov 12, 2019

Air — Anti-icing Valve Assembly Gaskets — Replacement

EASA Airworthiness Directive 2019-0277-E is an emergency directive addressing SAFRAN RTM322-01/9 and RTM322-01/9A helicopter engines, commonly installed on NH Industries NH90 military helicopters. The directive mandates replacement of specific anti-icing valve assembly gaskets to prevent loss of anti-icing function. It applies to engines with affected gasket part numbers 0322710040 and 0322710050.

Airworthiness Directive
  • Safran RTM 322
  • NH Industries NH90