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.
Duncan Aviation released a four-part video series on Understanding FANS, the system that provides communication between the pilot and air traffic controller.
We've received several inquiries regarding the replacement of the flap actuators on Learjet 40/45 aircraft per SB 40-27-31 & 45-27-47.
Extreme temperatures affect the accuracy of the Air Data Computer altitude display. With WAAS / LPV approaches, this is no longer a factor.
Does a pilot have to adhere to the VDP missed point when a VDP icon displays on the profile view of a WAAS approach plate?
A number of KHF-950 HF components have been squawked as being stuck in transmit mode, or the frequency is changing on the controller every time a transmit is attempted. However, there were no faults found with the suspected units.
The glow-in-the-dark Tritium "EXIT" signs that may be installed in Falcon aircraft are being phased out due to the emission of low levels of radiation. These emissions have been deemed sensitive to some local regulations.
Insects on the windshield can be dealt with, but in the pitot static system they can be truly maddening. Bugs, like birds, can build a nest overnight.
November 3, 2012, is the date that operators are required to be in compliance of AD 2010-07-02. It addresses possible erroneous glide slope or localizer display indications.
It was determined that the epoxy ramp installed to prevent water accumulation could deteriorate with time. A dry ice blasting machine removes the epoxy ramp efficiently without collateral damage.
Now, through a Securaplane STC, Citation 500, 550 and 560 operators are able to enjoy the benefits of the thin plate, pure lead (TPPL) technology that improves discharge and recharge capacity.