CESSNA CITATION JET — Maintenance Manual

This service bulletin provides instructions and parts for modifying the windshield and cockpit side window frames of the Cessna 525C (CJ4) aircraft. The modification aims to enhance moisture protection by adding new ground plates and sealing around the window frames. Compliance with this bulletin is recommended during scheduled maintenance periods or inspections. The document outlines the necessary steps for inspection, removal, and installation of components, as well as the materials and tools required for the task. It emphasizes the importance of using Textron Aviation-approved parts and practices to ensure safety and compliance with aviation standards.

• The service bulletin applies to Cessna 525C (CJ4) aircraft with specific serial number ranges.
• Modification is recommended during scheduled maintenance to prevent moisture incursion.
• A total of 162 labor hours is estimated for the modification process.
• Specific materials and part numbers are required for the installation, including various sealants and ground plates.
• Compliance documentation must be recorded in the aircraft logbook.