Maintenance of Historic Piston and Gas Turbine Airframe Fuel/Hydraulic System Switches and Components

The purpose of this Safety Notice is for historic aircraft operators and maintainers to draw their attention to the importance of monitoring and maintaining the airworthiness of ageing tertiary fuel and hydraulic system switches and similar components.

This publication features in the following categories:

• General aviation

This publication features in the following series:

• Safety notices
• Safety critical information