EASA Regulations for Bombardier DHC-8-400

3 airworthiness directives and regulatory documents affecting Bombardier DHC-8-400.

EASA AD CF-2019-13

Fire Detection System - Contamination of the sensor contacts for Advanced Pneumatic Detectors (APD) System

The Canadian Airworthiness Directive CF-2019-13 addresses contamination issues in the sensor contacts of Advanced Pneumatic Detectors (APD) installed on Bombardier DHC-8-400 series aircraft, including models -400, -401, and -402. This directive applies to specific Kidde (UTAS) APD part numbers and serial numbers. It mandates inspection and potential replacement of affected APD units to ensure proper fire detection system functionality.

Apr 15, 2019
Airworthiness DirectiveMaintenanceSafety MgmtDe Havilland Canada DHC-8Bombardier DHC-8-400

EASA AD CF-2009-11R3

Failure of the Main Landing Gear Stabilizer Braces

Airworthiness Directive CF-2009-11R3 addresses the failure of the main landing gear stabilizer braces on Bombardier Inc. DHC-8-400, -401, and -402 aircraft, serial numbers 4001, 4003 and subsequent, equipped with main landing gear forward stabilizer brace part number 46401-7. This directive mandates inspections, corrective actions, and installation of an elbow restrictor to prevent potential collapse of the main landing gear due to fatigue cracks. The directive is issued by Transport Canada under Canadian Aviation Regulation 521.427.

Feb 1, 2019
Airworthiness DirectiveMaintenanceSafety MgmtDe Havilland Canada DHC-8Bombardier DHC-8-400

EASA AD CF-2011-24R1

Wings - Wing to Fuselage Attachment Joints - Barrel Nut Cracking

Airworthiness Directive CF-2011-24R1 addresses the issue of barrel nut cracking in the wing to fuselage attachment joints on Bombardier Inc. DHC-8-400, -401, and -402 aeroplanes, serial numbers 4001 through 4437. This directive mandates inspections and replacement of barrel nuts to prevent structural integrity compromise caused by hydrogen embrittlement. It introduces a design change involving new Inconel 718 barrel nuts and related hardware to enhance durability.

Jan 28, 2019
Airworthiness DirectiveMaintenanceSafety MgmtDe Havilland Canada DHC-8Bombardier DHC-8-400Bombardier DHC-8-401Bombardier DHC-8-402