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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If your aircraft will be sitting idle for longer than normal, we recommend you take extra steps to keep your engines in working condition and minimize the potential for deterioration. Engine preservation is critical during times of long-term storage, with some unfortunate effects when procedures are not followed.
Hydrostatic testing is often required at certain intervals for Aircraft Oxygen Cylinders, Fire Extinguishers and Pneumatic Bottles. The interval at which these are due and what is to be done is sometimes confusing. It’s not only important to know when these are due but also what is to be done.
It is crucial to follow recommended best practices during aircraft tire storage to prevent tire distortion.
Duncan Aviation’s flight operations have a list of things done regularly that could be considered preventative maintenance. Most of the items are service-related, but many AOG situations are prevented by doing them.
If you order your main landing gear actuator pins in advance, you can avoid these three problems.
Duncan Aviation Avionics Tech Reps have fielded a number of calls about erratic yaw damper operations in the Honeywell SPZ-500 Integrated Flight Control (IFC) System.
While taxiing a Lear 35, the crew reported an intermittent Nose Wheel System (NWS) failure that would not allow them to make wide turns or corrections while steering.
Intermittent failures like failure to deploy, failure to stow and intermittent unlocked light or operation may be caused by the Flex Shaft Lock.
If you have the TCAS 2000 system or its predecessor, the Honeywell TCAS II TCZ-910, there is an AD coming.
These standoff brackets have a tendency to crack if the aft door rubber bumper stop is out of adjustment.
Falcon 50, Falcon 20, King Air 200 and 1900D aircraft making trips to Europe need to be aware of a recent EASA AD.
Lear 45 operators approaching the 10-year life limit of the spindle have two options: replace the spindle or replace the spindle assembly. Each option has its benefits and drawbacks.
To avoid unnecessary removal of components, it is always a good idea to spend the time to fix bleed air leaks when they're small.
If left on for too long, heat buildup from inside the lenses can cause them to melt. The only way to avoid these issues entirely is by switching to the new lamp technology.