Each one of our experimental aircraft is unique, but they share many systems which need maintenance. It has to be done regularly to keep the aircraft airworthy, and it must be done correctly. Builders and owners share knowledge and tips for saving money in the process.

Engine disassembly

Engine Overhaul

As part of requirement to obtain my A&P certificate, I was to witness a few more engine overhauls, so I called Poplar Grove Airmotive...

Nuisance Oil Leaks

With about 370 hours on my Superior XP-360 engine, I had developed several small leaks that were difficult to track down, but I discovered a...
Jacking the floats

Float Rigging Design & Maintenance, Part 2

In the first installment of this article, I conveyed information learned about the geometric design as well as the re-design of my floatplane rigging...

Aux Fuel Pump

One of my aux tank pumps stopped working, so I decided to remove it and take it apart. New pumps are not expensive but...

Shimmy Fix for Nose-Heavy GlaStars

Nose wheel shimmy can be a very destructive and difficult-to-diagnose problem in aircraft with free castering nose wheels. Here's a simple solution to this...

Using an Engine Dehumidifier

On page 121 of the April 2007 issue of EAA’s Sport Aviation, there was an article titled “Power Plant Insurance,” by Dave Barker. It...

Service Bulletin 72 for Sportsman and GlaStar Aircraft

Subject: Autopilots Cable Clamps Applicability: All Sportsman and GlaStar Aircraft Date: 7-11-14 Discussion: There have been several reports of slipping autopilot cables using the clamp system that is...

High Oil Pressure Reading

I have the Grand Rapids Technologies EIS4000 and am using it to monitor all critical engine parameters (e.g., oil temp, oil pressure). I had...

Service Bulletin for Dynon Heated Pitot Tubes

Applicability and Affected Equipment This bulletin affects the Dynon Avionics Heated AOA/Pitot Probe (p/n 100667-000). Description Dynon Avionics has received reports from pilots who have experienced degraded...

PMag Pirep

I've had a Lightspeed EI (LSE) on my right side and a Slick impulse mag on the left. Both have performed with no issues...