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.
Subscribe now to receive the Duncan Intelligence in your inbox.
Honeywell issued Service Bulletin AS907-72-9094 that calls for the replacement of the #4 carbon seal on the HTF7000/AS907 series engines. We can do this as an engine-only event in as little as 4 days.
Are your aircraft's RVSM operations fully compliant? While FAA requirements shifted away from standalone approved programs, configuration control and height-monitoring standards remain strictly enforced. Learn the key differences between Section 9 and Section 3 pathways and Duncan Aviation’s role in keeping you airworthy.
As business travel demands grow, many owners of piston twins begin looking at turboprops for greater range, payload, reliability, and operational flexibility. But moving to turbine power involves more than buying a larger aircraft. From maintenance planning and pilot training to operating costs and regulatory requirements, a successful transition depends on carefully matching the aircraft to the mission. This article examines the key benefits, tradeoffs, and considerations to help buyers determine whether a turboprop is the right next step for their operation.
Most overhaul delays don't start in the shop. They start with the logbooks when the serial number stamped on a part doesn't match the one listed in the maintenance logs. Reconstructing that paper trail can ground an aircraft for weeks and force you to replace parts that are actually totally fine. Here's a quick breakdown of where Chapter 5 records often fall through the cracks and how to resolve discrepancies before your aircraft goes down.
While the FAA encourages the TCAS 7.1 upgrade, strict ICAO and EASA mandates make it a necessity for international operators. Learn how Version 7.1 improves flight safety, impacts your flight plans, and what certification path your aircraft requires.
Follow these steps to troubleshoot classic Learjet spoileron systems.
There is only ONE way to safely and legally ship pressurized containers like oxygen cylinders, fire bottles, emergency air bottles, reservoirs, and water bottles. Keep reading to learn what that is.
During a typical business aircraft transaction, the Purchase Agreement is what is referenced when deciding what constitutes a discrepancy and who is responsible for paying for it. However, it provides little direction on how to perform the repair.
Most inspection tasks on the Honeywell AS907 (HTF7000) are straightforward, offering consistent turntimes and cost expectations. However, it's important to note that the Borescope inspections of turbine and compressor components can reveal issues that may extend downtime and increase costs
Gust locks lock the control column in place, preventing random movement and possible damage of the surface from wind while an aircraft is parked. It only takes a small investment to prevent damage that could cost tens of thousands of dollars and hours to repair.
As spring and summer temperatures begin rise, so do the number of environmental system squawks.
COTS units: how they compare to aircraft-grade units and the pros and cons of having them installed on your aircraft.
When it comes to modifying or altering the interior of your business aircraft, missing documentation significantly slows down the progress of your project and could require the re-creation of lost documentation.
Most aircraft use some type of hydraulics in their configuration. Whether it be actuation, braking or shock absorption, these systems rely on the internal seals' integrity to function correctly.
A little understanding on how radar stabilization works can help both the flight crew determine erroneous return information, and assist the maintenance technicians tasked with troubleshooting the system.