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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Flight crews and maintenance personnel need to come together and discuss how and when to properly service the oil, creating a means to log the addition of oil and discussing the responsibilities of ground personnel service when the aircraft is away from home.
Corrosion on the top and bottom wing-to-winglet splice plate is still a common issue. Although awareness has improved among customers, it's a good time for a reminder.
Rigging of the Thrust Reverser system on CL-600 series aircraft can be tedious and time consuming especially if you start off on the wrong foot.
Garmin released mandatory Service Bulletin No.: 24064 Rev A on September 19, 2024, to address important updates to the flight deck software installed in Beechcraft King Air models. This SB must be complied with at the next maintenance interval or annual inspection, no later than March 31, 2025.
Intermittent flag warnings on the altimeter can be a nuisance. You never know when they are going to show up, and you're not always sure what they are about. But one thing is for certain, flag warnings should not be ignored.
If you are experiencing any type of gyro system abnormality, NOW is the time, as temperatures begin to rise, to get your Gyro (Vertical or Directional) serviced.
Falcon jack pads fit very tight and don't easily seat down properly when installed. The threads on the pad can be chased to ease the turning torque required to install the pad.
Ever have your Primus II Communication unit (RCZ) transponder erroneously going into standby mode? Honeywell has an AD for that.
As flying hours have been trending upwards during the past few months and with summer temps increasing, so are TFE731 engine anomalies and DEEC Downloads.
Citation has recently received reports of aft divider side ledge lights with bulbs installed at a higher wattage than what is called out in the Interior Maintenance Manual and the Aircraft Illustrated Parts Manual.
During the removal and replacement of the flap drive 90° gear boxes, pay particular attention to the orientation of the mounts attaching the gearboxes to the aft spar.
AD 2010-07092 addresses an erroneous localizer or glideslope deviation indication could lead to the making of an approach off the localizer, which could result in impact with an obstacle or terrain.
There is a lot of confusion and frustration related to the inspection of the Outboard Flapper Valves on Learjet 35/36s.
Aircraft paint can beautifully reflect hours of painstaking care and preparation. Or it can cover a multitude of sins. The trouble is, you can’t always tell which applies to your aircraft until weeks, or even months after the job is finished.
Honeywell LMM 72-03-06 has recently changed Revision 10 affecting TFE731-20-40-50-60. Minor changes have been made to the Routine Inspection Intervals and requirements.