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Rudder Boost Ramblings

Rudder Boost Ramblings

W hy do some King Airs have the Rudder Boost (RB) system installed and others do not? No, the answer is not that Rudder Boost was an extra-cost option, similar to a particular piece of avionics. Instead, some models were certified with RB as standard equipment and others were not. From the first King Air…

Treat Your King Air Kindly

Treat Your King Air Kindly

What’s your King Air to you? Is it only an inanimate object that provides transportation convenience for the owner(s)? Or is it something more, something that provides that mystical “pride of ownership” that makes you smile whenever you see it? For a lot of us – especially the owner-pilots among us – the King Air…

Tips for Using the  C90 Fuel System

Tips for Using the C90 Fuel System

The fuel system on the new C90GTx models that are being delivered in the year 2020 is nearly identical to the fuel system that first appeared on the King Air A90 when it made its appearance in 1966 … a “mere” 54 years ago. The A90’s predecessor – the Straight 90, the first King Air…

The Autopilot’s Aerial Tour Mode

The Autopilot’s Aerial Tour Mode

Just yesterday (I am writing this in mid-February 2020), I had the great pleasure of flying a “Flightseeing” tour of northern Arizona in Ron McAlister’s lovely 1984 B200 King Air. I have done this numerous times over the years in a multitude of airplanes, giving out-of-state visitors an aerial tour of our beautiful state, and…

Windmilling in  Reverse

Windmilling in Reverse

There is more than one meaning or situation that can be addressed by the term “Windmilling in Reverse” and I hope to cover all of them in this article. First, why would the feathered propeller of a PT6 engine that has been shut down in flight rotate backward – turn counterclockwise (CCW) as viewed from…

The Air Conditioner Reset Procedure

The Air Conditioner Reset Procedure

A reader recently asked me some questions about the procedure for restoring the air conditioner (AC) back into working order in a B200, following a shutdown caused by too low or too high system pressure. I came to believe that this would be a worthwhile topic for discussion, so here we go. Before I discuss…

Engine Condition Trend Monitoring

Engine Condition Trend Monitoring

Are you using ECTM? You should be. Engine Condition Trend Monitoring (ECTM) is a Pratt and Whitney-endorsed program by which PT6 Hot Section Inspection (HSI) intervals may be accomplished on an “as needed” basis instead of on an hourly basis. The first step in ECTM is recording all engine parameters when steady in cruise flight.…

The E90 (and A100, B100) Fuel System

Reader Ron Randall recently sent me an email requesting that I review the E90’s fuel system. Ron has experience operating a King Air 100, a 200 and two E90s. He wrote that he experienced problems with the E90’s fuel system and requested my review/input. I am happy to oblige. Step back in time with me…

Takeoff OAT Restrictions

At the fourth King Air Gathering – KAG IV, the sold-out event held in September 2019, at the classic Hangar Hotel complex at the Fredericksburg, Texas airport (T82) – a question was asked about engine ice vane usage on the ground. Specifically, a concern was expressed about a temperature restriction stated in the Pilot’s Operating…