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EASA Regulations for Bell Textron Canada Limited 429

5 airworthiness directives and regulations affecting Bell Textron Canada Limited 429.

EASA AD CF-2024-11

SUPERSEDED BY TCCA EMERGENCY AD CF-2025-29

The Canadian Airworthiness Directive CF-2024-11 is an urgent airworthiness directive affecting Bell Textron Canada Limited Model 429 helicopters with serial numbers 57001 and above. It addresses cracking in the anti-abrasion strips of the tail rotor blades, which could lead to catastrophic failure of the tail rotor and loss of directional thrust during critical flight phases. The directive mandates inspections, marking, and potential replacement of affected tail rotor blades to ensure continued airworthiness.

Mar 26, 2024
Airworthiness DirectiveMaintenanceSafety MgmtBell 429Bell Textron Canada Limited 429

EASA AD CF-2020-18R2

Indicating / Recording System — Rotorcraft Flight Manual — Prohibit the use of Map-Mode on Left Hand Side and Right Hand Side Display Units

Airworthiness Directive CF-2020-18R2 is issued by Transport Canada and applies to Bell Textron Canada Limited model 429 helicopters with serial numbers 57001 through 57369, 57371, and 57373. This directive addresses issues with the Rogerson Kratos Display Units (DUs) and Garmin GTN 750/650 software that cause unexpected power cycles and loss of critical flight information during flight. It mandates prohibiting the use of Map-Mode on the Left Hand Side and Right Hand Side Display Units and disables the TCAS Pop-up mode to prevent display failures.

Feb 8, 2022
Airworthiness DirectiveFlight OpsMaintenanceSafety MgmtBell 429Bell Textron Canada Limited 429

EASA AD CF-2016-11R3

Flight Controls - Corrosion of Bellcrank Pivot Bearings

Canadian Airworthiness Directive CF-2016-11R3 addresses corrosion issues in the bellcrank pivot bearings of Bell Textron Canada Limited model 429 helicopters. The directive mandates inspections and replacement of affected collective and cyclic bellcrank assemblies to prevent flight control restrictions caused by corrosion. It applies to all serial numbers of Bell 429 helicopters and requires compliance with Bell Alert Service Bulletin 429-15-21 Revision C or later.

Aug 31, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBell 429Bell Textron Canada Limited 429

EASA AD CF-2020-21R1

Equipment / Furnishings — Incorrectly Manufactured Emergency Flotation System Supply Hoses

Canadian Airworthiness Directive CF-2020-21R1 addresses incorrectly manufactured emergency flotation system (EFS) supply hoses installed on Bell Textron Canada Limited model 429 helicopters. The directive mandates inspection and possible replacement of affected EFS supply hoses to ensure proper inflation of helicopter floats during emergency water landings. This directive applies to all serial numbers of Bell 429 helicopters equipped with certain EFS kits manufactured before July 2019.

Aug 19, 2020
Airworthiness DirectiveMaintenanceSafety MgmtBell 429Bell Textron Canada Limited 429

EASA AD CF-2020-11

Flight Controls — Incorrectly Staked Directional Control Bellcrank Bearing

Canadian Airworthiness Directive CF-2020-11 addresses an issue with incorrectly staked directional control bellcrank bearings on Bell Textron Canada Limited model 429 helicopters, serial numbers 57001 through 57210, 57212 through 57344, 57346 through 57371, 57374 through 57377, and 57380. The directive mandates inspections and corrective actions to ensure proper bearing staking and prevent reduced helicopter directional control. This AD incorporates Bell Alert Service Bulletin 429-19-50, Revision B, dated 19 December 2019.

Apr 17, 2020
Airworthiness DirectiveMaintenanceSafety MgmtBell 429Bell Textron Canada Limited 429