470836-0018 CONTROLLER, VARIABLE -NE

The **Aeroforce Variable Absolute Pressure Controller** (P/N **470836-0018**) is designed to regulate turbo boost pressure in aircraft powered by Lycoming TSIO-520-N/NB series engines. It ensures reliable and consistent turbocharger performance, optimising engine output across a range of altitudes. *Images are representative and may not show the exact product for sale.* --- ## Applications The **Aeroforce 470836-0018 Variable Absolute Pressure Controller** is suitable for the following aircraft and engine combinations: - **Mooney International Corporation** - 305 Rocket, TSIO-520-NB - **Textron Aviation Inc** - 340A (1976 & up), TSIO-520-N/NB - 414 (1976–1977), TSIO-520-N/NB - RAM 340, 340A, 414, 414A Series II–VI, TSIO-520-NB - RAM 340, 340A, 414, 414A Series V & VII, TSIO-520-NB - RAM 414A Series V & VII, TSIOL-520-A - T310P–R (SA4011SW), TSIO-520-NB - T320D–F (SA4011SW), TSIO-520-NB --- ## Why CJ Aerospace? CJ Aerospace delivers certified aviation engine controllers backed by technical expertise and fast delivery: - 🇦🇺 **Australian-owned & operated** - 📦 **Stocked locally in Australia for fast dispatch** - 🔧 **Expert guidance on turbo system integration and engine compatibility** - ✈️ **Trusted by MROs, operators, and avionics professionals** > ✉️ [Contact us: sales@cjaerospace.com.au](mailto:sales@cjaerospace.com.au) > Need help confirming if this controller suits your aircraft? Our team is ready to assist.

- **Boost Control:** Regulates boost pressure via wastegate or VGT for optimal turbocharger performance - **Engine Performance Optimisation:** Provides appropriate boost for varying engine demands at all altitudes - **Altitude Compensation:** Adjusts turbo operation to maintain consistent power output with changing air density - **Temperature Management:** Monitors and adjusts for turbo exhaust and oil temperatures to prevent overheating - **System Integration:** Coordinates with engine management and other aircraft systems for real-time adjustments - **Safety Features:** Limits boost, reduces power, and triggers alerts to prevent engine or turbo damage - **Operational Modes:** Manages normal, starting, and shutdown phases for smooth turbo operation - **Overhaul Compliance:** Works with turbo-system components overhauled per Hartzell Engine Technologies RSF requirements using original manufacturer parts