EASA Regulations for Cessna 421

3 airworthiness directives and regulatory documents affecting Cessna 421.

EASA SIB CE-14-11R1

Cessna 310, 335, 340, 401, 402, 404, 414, 411, 414, 421, 425 and 441 series Aeroplanes — Nose Landing Gear Trunnions

The FAA Special Airworthiness Information Bulletin SAIB: CE-14-11R1 addresses an airworthiness concern for Cessna 300 and 400 series airplanes, specifically models 310, 335, 340, 401, 402, 404, 411, 414, 421, 425, and 441. It alerts owners, operators, and maintenance personnel to inspect the nose landing gear trunnions for cracks to prevent potential failure during landing, which could cause significant damage and occupant injury. This bulletin is informational and does not mandate regulatory action.

Sep 24, 2015

Safety Information BulletinMaintenanceSafety MgmtCessna 310Cessna 335Cessna 340Cessna 401Cessna 402Cessna 404Cessna 411Cessna 414Cessna 421Cessna 425Cessna 441

EASA SIB CE-14-19

Cessna 310, 401, 402, 411, 414 and 421 series Aeroplanes — MLG Torque Link

The FAA Special Airworthiness Information Bulletin SAIB: CE-14-19 addresses an airworthiness concern related to the main landing gear (MLG) torque link assembly on Cessna 300 and 400 series airplanes, including models 310P, 310Q, 310R, 401, 401A, 401B, 402, 402A, 402B, 402C, 411, 411A, 414, 414A, 421, 421A, 421B, and 421C. The bulletin highlights the need to inspect and ensure the correct thickness and positioning of washers in the MLG torque link assembly. This information bulletin is advisory and does not mandate regulatory action under 14 CFR part 39.

Jun 4, 2014

Safety Information BulletinMaintenanceSafety MgmtCessna 310PCessna 310QCessna 310RCessna 401Cessna 401ACessna 401BCessna 402Cessna 402ACessna 402BCessna 402CCessna 411Cessna 411ACessna 414Cessna 414ACessna 421Cessna 421ACessna 421BCessna 421C

EASA SIB CE-13-22

W31 series Switch Style Circuit Breakers (SSCB) manufactured by Tyco or Potter Brumfield

The FAA Special Airworthiness Information Bulletin SAIB: CE-13-22 addresses airworthiness concerns related to W31 series switch style circuit breakers (SSCB) manufactured by Tyco or Potter Brumfield. These SSCBs are installed on various Cessna models including 401, 402, 404, 411, 414, 421, 425, and 441, as well as Beechcraft models such as F33 Series, G33, V35B, A36, B36TC, and others. The bulletin highlights failure modes that can cause power loss or overheating, potentially leading to smoke or fire hazards.

Mar 15, 2013

Safety Information BulletinMaintenanceSafety MgmtCessna 401Cessna 402Cessna 404Cessna 411Cessna 414Cessna 421Cessna 425Cessna 441Beechcraft F33 SeriesBeechcraft G33Beechcraft V35BBeechcraft A36Beechcraft B36TC