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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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.
With new access to tech data and parts for Thales attitude indicator units, Duncan Aviation has developed a wide spectrum of services for the indicators. Keep reading for full details.
Task card 57-00-00-210-801 has just been revised to clarify and provide less restrictive instructions for inspecting the outboard slats for overheat.
Although a Cockpit Voice Recorder is not relevant for safe flight, it is a required piece of equipment for safety and could ground an aircraft if it fails. Keep reading to learn common squawks for both a tape CVR and digital CVR.
Watch a simulation of what happens to the internal components of a VG206D vertical gyro if dropped from a height of more than two inches—or even as little as ½ of an inch.
It is common for a CRT to experience burn-in caused by the continual bombardment of electrons from the CRT’s guns on one spot of the CRT screen. However, it doesn’t take a huge effort to extend the useful life of a DU-870.
Removing the leading edges prior to painting an aircraft will prevent a thick line of paint from building up along the tape lines behind those edges.
Rolls Royce issued a recent News Flash about the potential for nuisance T2.5 Faults occurring following engine starts on AE 3007C Series engines on Citation X aircraft.
Is it normal for outboard slats not to retract fully after winglet installation on a Falcon 900? Keep reading for the answer.
Recent revisions to the Learjet Replacement Schedule have installed an ultimate life on the MLG Strut Torque Links. Keep reading for the stipulations required for each model of aircraft.
There is a lot of good information online to helpfully troubleshoot a Nose Wheel Steering System the first time, saving significant time and money.