Beechcraft 60 Duke — Pilot's Operating Handbook

The Beechcraft Duke 60 Series Maintenance Manual provides comprehensive maintenance procedures and guidelines for the Beechcraft Duke 60 aircraft. This manual is intended for use by maintenance personnel and technicians responsible for the upkeep and repair of the aircraft. It covers various aspects of maintenance practices, fuel handling, and specific procedures for the removal and installation of fuel cells, as well as inspections and repairs of fuel systems. The manual emphasizes safety and proper handling of fuel systems, ensuring that maintenance is performed in accordance with established standards and practices.

• Use 100/130 octane fuel or 115/145 octane if the former is unavailable.
• Inspect and clean fuel strainers every 100 hours or more frequently based on conditions.
• Torque rubber fuel nipples to 25 ± 5 inch-pounds during installation.
• Inspect flapper valves at each annual inspection for proper operation.
• Perform leakage checks using pressure tests and classify leaks for appropriate repairs.