Cessna 208B Grand Caravan — Parts Catalog

This service bulletin, CAB-33-07, addresses a modification to the LED NAV/Anti-Collision Light wiring on specific serial numbers of the Cessna 208B Grand Caravan. The bulletin is a response to field reports indicating that the magnetometer was experiencing interference, leading to Red-X situations. The modification involves removing a ground shield from the wiring to eliminate this interference. Compliance with the bulletin is recommended during scheduled maintenance or inspections. The document outlines the necessary parts, tools, and procedures for completing the modification, ensuring that mechanics follow the specified instructions to maintain safety and compliance with FAA regulations.

• The service bulletin applies to Cessna 208B models with specific serial numbers.
• Compliance is recommended during scheduled maintenance or inspections.
• The modification involves removing a ground shield from the LED NAV/Anti-Collision Light wiring.
• Labor hours for the modification are estimated at 6.0 hours without TKS and 8.0 hours with TKS.
• The TC4001 End Cap is required for the modification and must be ordered from Textron Aviation.