Blog : Ask the Expert

Ask the Expert: The Crossover Duct … and Why it was Eliminated

“Out of sight, out of mind.” That can be one description of the topic for this month’s article: The crossover duct. Take a look at the image below, showing the forward portion of a model 90’s environmental system. Do you see that dark blue and light blue tube that crosses from left to right, on…

Ask the Expert: Kiss your King Air?

Ask the Expert: Kiss your King Air?

As I was trying to come up with a topic for this month’s article, I happened to read the “Waypoints” column in the June 2017 issue of AOPA Pilot magazine, written by Thomas B. Haines, the editor-in-chief. It tells of an incident in his 1972 Bonanza A36 in which he aborted a flight and taxied…

Ask the Expert: Propeller Erosion … and How to Avoid it

Ask the Expert: Propeller Erosion … and How to Avoid it

Walk down a ramp where numerous King Airs are parked and look closely at their propeller blades. I wager that you will see quite a variety of conditions. Some will look almost new, whereas others will be badly sandblasted. It may be that the reason for the difference is reasonable and unavoidable. Namely, one airplane…

Abort! Abort!

Abort! Abort!

I hope most of the readers of King Air magazine are familiar with the BeechTalk internet forum (www.beechtalk.com). The site is very well-run and controlled by its moderators, members must use their real names, and it is visited regularly by a wide variety of people from novices just entering aviation to old timers like me and…

Ask the Expert: Auto-Ignition – History and Usage

Ask the Expert: Auto-Ignition – History and Usage

If you were to gather a group of King Air pilots together and ask them their understanding of and usage of the Engine Auto-Ignition system, I will wager that you would receive a wide variety of responses. Some will arm it on every takeoff and leave it armed until after landing, while others will use…

Ask the Expert: Ice Vanes: How Important Are They?

One of the ongoing debates among King Air pilots has to do with the necessity to use the engine anti-ice system as the Pilot’s Operating Handbook (POH) directs: “Before visible moisture is encountered at +5°C and below, or at night when freedom from visible moisture is not assured at +5°C and below.” Depending upon your…

Ask the Expert: Cold Weather Ground Ops

Ask the Expert: Cold Weather Ground Ops

Now that Old Man Winter is holding much of the country in his icy grasp, I thought it would be an appropriate time to review how to warm up the cabin most effectively after engine start. Operators of the King Air model 90, A90 and B90 have only two choices: Either select auto or manual…

Ask the Expert: KAG and KAS – Two New Acronyms You’ll Like

This month you’re getting a break from my normal efforts at imparting some King Air systems or operational knowledge to you. Instead, I am going to introduce you to two different, yet related, endeavors which I believe you will find of great interest. I want you to participate in these ventures and benefit from them.…

Ask the Expert: How Does Electric Power Affect Pressurization

I recently received an email from Jay Vierling of Cincinnati, Ohio, seeking my opinion on some pressurization anomalies and what the mechanics had found. Here’s what he wrote: I have a question and haven’t been able to find any good answers. I own and fly a King Air C90B. I’ve been noticing erratic pressurization during…

King Air Operation on Unimproved Landing Strips

King Air Operation on Unimproved Landing Strips

I am sure many of my readers have a great deal more experience than I have in operating King Airs in remote areas where paved runways are few and far between. In fact, I’d wager that for many years now the King Air has been perhaps the most popular airplane in commercial service doing this…