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Duncan Intelligence Newsletter

The Duncan Intelligence is a free, technical newsletter for business aircraft owners and operators. Written in-house by Duncan Aviation's technical representatives, each edition includes technical tips and advice on topics and trends in business aviation. It is a free, monthly e-mail subscription for aviation enthusiasts around the world.

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November 2026 Edition

Engine R&R: Planning for Airframe Discrepancies Not Covered by Maintenance Programs

For many aircraft operators, few surprises are as frustrating—or expensive—as discovering that an engine R&R has uncovered airframe issues outside the scope of their maintenance program. From aging components to hard-to-find replacement parts like green sheet insulation blankets, unplanned discrepancies can quickly stretch a three-day engine change into weeks of extended downtime. Fortunately, proactive planning and alternative repair solutions can keep your maintenance project on track. Read on to explore how early preparation and smart repair options can save you time and money during your next engine event.

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November 2026 Edition

CPDLC/ADS-C & Datalink Testing

Ahead of a scheduled flight, pilots and DOMs should test their datalink systems to ensure they are able to connect and request and receive valuable flight information.

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November 2026 Edition

Finding the Right Aircraft for Your Needs

Selecting the right business jet is a high-stakes investment, but the sheer volume of data can make narrowing your search feel overwhelming. Duncan Aviation has simplified this process with an updated Model/Market Summary that compares everything from hourly operating costs to full-seat range across the latest airframes. Check out how this tool can streamline your next acquisition and help you identify the perfect model for your mission.

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November 2026 Edition

Loose And Creeping Aircraft Seat Backs

When an aircraft seat’s hydraulic recline mechanism starts to feel spongy, develop play, or slowly creep upright, a leak in the actuator may be to blame. Before removing the unit for overhaul, try a simple, often overlooked step.

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May 2026 Edition
The Current Aftermarket For The Bombardier Global 5000 Business Jet

The Bombardier Global 5000 continues to be a top choice for operators seeking a large-cabin, transcontinental jet without the investment required for newer flagship models. This market overview examines how its 5,200nm range and short-runway agility keep it competitive, while highlighting the importance of engine programs and avionics upgrades in maintaining the aircraft's long-term utility and resale appeal.

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May 2026 Edition
Aircraft Interior Burn Testing: Safety, Certification & FAA Compliance

Behind every aircraft interior is a layer of critical safety work that most passengers will never see. Explore the essential role of Duncan Aviation’s Burn Lab, where materials undergo rigorous FAA-mandated testing, from Bunsen burner trials to flame containment, to ensure every component meets strict fire safety standards. Learn how proper burn testing prevents costly certification delays, protects long-term aircraft value, and, most importantly, keeps passengers and crew safe in the air.

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April 2026 Edition
The Current Aftermarket For The Bombardier Global Express XRS Business Jet

As the pre-owned aircraft market stabilizes, the Bombardier Global Express XRS has solidified its status as the top-tier value choice for ultra-long-range travel. Offering intercontinental reach and a proven platform at a significant discount compared to newer models, the XRS represents a strategic entry point for value-conscious operators. The following analysis breaks down the current pricing trends, critical value drivers, and the competitive landscape for this enduring market leader.

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April 2026 Edition
Optimizing Falcon Jet Cabin Comfort: The Critical Role Of Temperature Sensor Maintenance

The precision of an aircraft’s Environmental Control System depends on small, often-overlooked temperature sensors. These units act as miniature vacuums, drawing in cabin air, along with dust and debris, to provide the real-time data necessary for passenger comfort. This article explores why regular cleaning and maintenance of these sensors is critical to ensuring the ECS delivers the precise climate control it was engineered to provide.

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April 2026 Edition
Is It Possible To Wash My Jet's Engine Too Much?

It’s a common question that many operators hesitate to ask, but the answer is a definitive no. In reality, regular gas-path cleaning is a vital pillar of preventive maintenance, especially for aircraft operating in salt air or polluted environments. A strategic wash schedule is your best defense against performance loss and the high cost of corrosion.

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April 2026 Edition
Comply Proactively With SB 45-27-54: Learjet Aileron

Affecting 600+ aircraft, these Learjet aileron Service Bulletins require specialized NDT inspections and structural modifications. Duncan Aviation’s experts break down the requirements, downtime expectations, and why choosing the right facility is vital.

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March 2026 Edition
Avionics Loaners: Streamlining Troubleshooting and Downtime

Unscheduled avionics squawks are an operational nightmare, often grounding your aircraft at the worst possible moment. The challenge isn't just the repair—it's the downtime spent guessing if the fault lies in the unit or the airframe. Duncan Aviation’s Loaner Program solves this by providing immediate cross-diagnostic units, letting you verify the fix and return to service while your original hardware is on our bench.

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