Cessna 680 and 750 - Nose Landing Gear Extension Mechanism
- Published
AI-generated summary of the official EASA document. Verify against the PDF before acting.
What to do
Affected operators should review the Cessna operational advisory titled 'Nose Gear Door Preflight Inspection' and ensure that the preflight inspection procedures are performed as specified. They should verify that the instructions in Chapter 52-80-20, Section 3.B.(5) of the Model 680 maintenance manual are incorporated into their maintenance practices. Additionally, operators must confirm that the applicable temporary changes are included in the airplane flight manuals and checklists for their specific aircraft serial numbers. No specific compliance deadline is provided.
Summary
Special Airworthiness Information Bulletin SAIB: NM-10-45 is an FAA informational bulletin addressing an airworthiness concern for Cessna Aircraft Company Model 680 and 750 airplanes related to the nose landing gear extension mechanism. The bulletin highlights a potential issue with the nose landing gear door linkages that may cause improper extension of the nose gear without cockpit indication until gear deployment is attempted. This bulletin provides guidance to operators and maintenance personnel to ensure proper inspection and maintenance procedures are followed.
What changed
This bulletin introduces awareness of a discrepancy in the nose landing gear extension mechanism of Cessna Model 680 and 750 airplanes, specifically involving the over-center linkages of the nose gear doors. It recommends reviewing and incorporating specific maintenance manual instructions and operational advisories into the airplane flight manuals and checklists. No mandatory regulatory action such as an Airworthiness Directive is issued at this time.
Why it matters
The issue matters because improper positioning of the nose gear door linkages can lead to the nose landing gear failing to extend correctly, which could compromise safe landing operations. Operators, maintenance organizations, and compliance teams need to be aware of this potential problem to prevent inadvertent mispositioning during maintenance or cleaning. Following the recommended inspections and procedures helps maintain aircraft airworthiness and operational safety.
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