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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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.
We’ve gotten a few calls lately with customers installing Garmin G-600 systems in smaller aircraft and calling us for advice on how to interface the autopilot.
When API winglets are installed on a Hawker aircraft, several structural inspection intervals are reduced. This interval reduction is easily overlooked by an operator…
Released on Oct 14, 2009, SB A63069R1 recommends a visual inspection of the fuel filter bypass valve.
Due to problems with the Tower Shaft Bearing, this SB has been released to change the Oil Filter Analysis interval in Specific Identified Engines.
December 31, 2009, is the deadline to comply with AD 2006-04-12. Although General Electric is working diligently trying to contact operators with information on completing this AD prior to the deadline, they estimate there will be about 20 aircraft that will not be in compliance.
HawkerBeechcraft Communiqué HK-0012 displays concerns for the Piston Seal, PN 25UN523, in the NLG Strut. This seal may last for many flights, even in Arctic temperatures, but can start leaking without warning. Small leaks can often be severe enough to deplete the NLG Strut of all fluid.
Proper dynamic balancing of the props on a King Air is an excellent way to extend the life of the overall aircraft. Duncan Aviation technicians have seen King Airs come in with issues related to the dynamic balancing.
Dave Schiver, Duncan Aviation Learjet Tech Rep, answers your questions in regards to RVSM pitot probe alignment inspections on aircraft that have the Bombardier STC solutions installed.
Carrying the RVSM manual on board is only a regulatory requirement when the Operations Specifications, Letter Of Authorization or the FAA-approved RVSM maintenance manual states that you must have it on board. Having the RVSM manual on board, however, can be quite valuable in certain situations and is always a good idea.
The P&W Service Bulletin 30382 introduces a seal between the turbine exhaust case and the turbine exhaust mixer assembly to keep hot exhaust gases from sensitive areas.