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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.
One word can strike terror in the heart of any DOM and Chief Pilot, especially during a large maintenance event:
There are many reasons that your TFE731 engine may be leaking oil. The hardest part is determining where it is leaking and what to do about it.
Operators of Hawker 750, 800XPC, 850XP and 900XP aircraft may be unaware of new storage requirements introduced.
Honeywell stopped production of the RM-850 Radio Management Units (RMUs) in 2006. Then on November 8, 2010, Honeywell announced there may not be enough suitable replacement parts for these RMUs to be repaired.
Duncan Aviation Tech Reps have fielded a number of calls recently from Lear 35/55 operators needing assistance because the autopilot pitch command is inoperative in one direction.
Dassault has published the Supplemental Maintenance Manual Chapter 5s, and operators are encouraged to update their logbooks.
Some earlier S/N 604s are coming due for the 192-month landing gear restoration but may be confused with the 96-month repetitive cycle in the restoration requirement versus the 96-month Detailed Inspection requirements.
After performing the standard shutdown and reboot of the aircraft to clear the fault, the CAS message still posted.
These components are often “on-condition,” meaning that there is no requirement from the OEM to identify or track the aircraft battery replacement cycle as part of their inspection program.
Many factors will cause a low or high oil pressure indication on TFE731 engines. One of the more common causes is a faulty Breather Pressurizing Valve (BPV).