Lean of peak is causing odd vibrations in a Commander, and the hosts discuss proper troubleshooting. Plus carb heat on the ground, dehydrators, and parts no longer manufactured. Email [email protected] for a chance to get on the show. Full notes below. Chip said his mechanic is concerned about lean of peak because we don’t know the actual temperature at the valve, as the temperature is taken downstream. Colleen makes the point that EGT temperatures are fine because it’s well below the valve...

Rough idle, electronic ignition basics, airplanes to avoid (or not), and the difference between detonation and pre-ignition are on tap for this episode. Email us at [email protected] for a chance to get on the show. Join the world's largest aviation community at aopa.org/join Full notes below: Stephen wants to get the engine on his Cessna 206 purring. At idle the engine stumbles down to 600 rpm. It never quits, but doesn’t run smoothly either. Mike asks if they’ve done an rpm rise test at...

How do you know when to replace certain parts? They begin to talk to you. Find out what, why, how, and when when Mike, Paul, and Colleen tackle this and other questions. Email [email protected] for a chance to be on the show. Join the world's largest aviation community at aopa.org/join Full notes below: John is part of a club that owns a Cessna 172. Another member told him he shouldn’t move the rudder by hand when he preflights. Mike said to make sure he pushes it at a rivet line to ensure he...

Metal in the filter, starting problems, and mechanics who don't understand the definition of installed are on tap this episode. Email [email protected] for a chance to be on the show. Join the world's largest aviation community at aopa.org/join Full episode notes below: Roger has a Mooney M20J that has developed an odd starting problem. Over the past few years he’s had to increase the time the boost pump runs before the engine will start, and even then it sometimes doesn’t fully catch. Paul...

An airplane that hasn't flown in 8 years quits when going to full power. A turbocharged Mooney meters out less fuel as it climbs. Mike, Paul, and Colleen tackle these questions and many more in this episode. Email [email protected] for a chance to get on the show. Join the world's largest aviation community at aopa.org/join Full notes below Eric is having trouble with his Aero Commander. The engine has only 150 hours but sat for 8 years. After an extensive annual, they test flew it. One of...

Live from Airventure 2024, we present the first of two sessions. Listen as the audience tries to stump Mike, Paul, and Colleen with its toughest maintenance questions. Email [email protected] for a chance to be on the show. Join the world's largest aviation community at aopa.org/join

An owner wants his engine perfect for flying around the world, how to start an airplane with electronic ignition, when to fire your mechanic, and defining approved data are on tap for this episode. Submit your questions to [email protected] for a chance to be on the show. Join the world's largest aviation community at aopa.org/join Full show notes below: Ethan is flying a 182 around the world, and he is worried about a CHT imbalance. He’s added an electronic ignition, changed some baffling,...

An owner wants to know if he should tear down his engine after harvesting some corn with his prop. Plus, the benefits of flying oversquare, why you should use the boost pump at higher altitudes, and pre-flight procedures. Send your questions to [email protected] for a chance to be on the show. Join the world's largest aviation community at aopa.org/join Full notes below: John wants to know if he can manipulate the rudder on his club’s 172 during a preflight. Another club member told him he...

Lots of leaks this episode, as Mike, Paul, and Colleen diagnose a leaky strut, a defroster that's not working, a leaking brake system, and more. Send your questions to [email protected] for a chance to get on the show. Join the world's largest aviation community at aopa.org/join Full notes below: Greg has a Cherokee with a leaky strut. His mechanic suggested pressurizing it with shop air instead of nitrogen. He asks about Granville Strut Seal. Mike said he has a big success rate with...

This month Mike, Paul, and Colleen cover the basics. An owner wants to know if he should pull the throttle or propeller first in a climb, another wonders what the ideal power setting is for the run-up. Plus, mis-fueling and tired turbos. Email [email protected] for a chance to be on the show. Join the world's largest aviation community at aopa.org/join Full show notes below: John has a 210 and wants the definitive answer on whether to pull back the power or prop first. Paul said he has a...

This episode Mike, Paul, and Colleen tell a flight school owner not to throw away a perfectly good engine. Plus, the origins of the annual inspection, safety wire, and poor engine monitor guidance. Email [email protected] for a chance to get on the show. Join the world's largest aviation community at aopa.org/join Full notes below: Mike has a Cessna 150 with a bunch of advanced avionics, including a Garmin GI275 as primary engine instrumentation. The oil temperature setting frustrates him...

This episode a perspective owner wonders about the cost of tying down outside. Plus fuel pump problems, major versus minor, and more. Email [email protected] for a chance to be on the show. Join the world's largest aviation community at aopa.org/join Full notes below: Steve’s primer in his Saratoga sat for a long time and was pumping air when he came back to fly it. He had to track a fitting to get it to pump fuel again. Paul thought that since the pump is lower than the level of the fuel...

Is there a limit to how much oil consumption is too much? This episode, Mike, Paul, and Colleen answer this important question. Email [email protected] for a chance to get on the show. Join the world's largest aviation community at aopa.org/join Full notes below: Jim has a Cardinal with 3,000 hours on the engine. Everything looks good, except that the oil consumption has increased substantially. They tried the ring flush procedure, and saw the fluid coming out of the carb intake and exhaust...

Can you fly a turbocharged airplane lean of peak? Absolutely! This episode, Mike, Paul, and Colleen describe how to do it. Email [email protected] for a chance to get on the show. Join the world's largest aviation community at aopa.org/join Full notes below. Mike flies a turbo 206 and a 421 and is trying to fly lean of peak but the airplanes are running a bit rough. He wonders if there are tricks on turbocharged engines. The GAMI spread is half a gallon, so that’s not an issue. Paul said to...

A light oil mist on his windscreen has one caller concerned he needs to split the case. Plus, Mike, Paul, and Colleen tackle cold cabins, tire changes, and horsepower calculations. Email [email protected] for a chance to get on the show. Join the world's largest aviation community at aopa.org/join Full notes below: Grant has a Mooney M20F and he’s seeing a light mist of oil on the windscreen after flying. His mechanic thought it was coming from a case bolt, which he re-torqued. That didn’t...

A Vans customer wonders what to do next, and a 172 pilot asks if carb heat is really necessary all the way to the ground. Plus, the best spark plugs, and a vexing gear issue are on tap for Mike, Paul, and Collen this time. Email [email protected] to be on the show. Join the world's largest aviation community at aopa.org/join Full notes below: Greg has a kit from Vans on order and he’s wondering what to do next. He can replace his quick build wing kit with the small cracks installed, but he...

This episode Mike, Paul, and Colleen help an owner with an engine that randomly dies after 2100 rpm. Plus, the role of avgas as a lubricant, prop governor issues, and getting back into maintenance. Email your question to [email protected] for a chance to be on the show. Join the world's largest aviation community at aopa.org/join Full notes below: Dennis has a Cardinal RG with a prop governor issue. When it’s warm, the prop underspeeds just a little. He’s done a bunch of troubleshooting, and...

Mike, Paul, and Colleen help an owner raise his oil temperatures, explain the rules around ELT battery replacements, debate the merits of a tuned exhaust, and help an owner whose airplane won't quit. Email [email protected] for your chance to get on the show. Join the world's largest aviation community at www.aopa.org/join Full notes below: Chris has a Super Decathlon with CHTs as low as 270 degrees and oil temperature around 150. Even with the oil cooler covered during winter, it still...

This episode Mike, Paul, and Colleen debunk myths, describe valves that are eligible for lapping, and cover the basics of the red box and leaning. Email [email protected] for a chance to get on the show. Join the world's largest aviation community at aopa.org/join Full notes below: Maciej is a new private pilot who is questioning some operational procedures he was taught. He was taught not to put fuel back into the tanks after sumping it, and he thinks if you sample it and it’s clean, why...

With everything going electronic in the cockpit, will owner-produced parts become a thing of the past? Plus, Mike, Paul, and Colleen talk about their least favorite magnetos, deferring maintenance, and more. Email [email protected] for a chance to be on the show. Join the world's largest community of aviators at aopa.org/join Full notes below: Justin owns a Columbia 400 and he’s wondering if he can make owners-produced parts for some of his electronics. The hosts agree that this is a problem...

Why you shouldn't jam the throttle forward launches this episode. Also, Mike, Paul, and Colleen help an owner with high oil temperature, advise a builder on engine modifications, help ease the mind of an owner with water in his tanks, and discuss how best to use a borescope. Email [email protected] for a chance to get on the show. Join the world's largest aviation community at aopa.org/join Full notes below: Juan has a turbocharged 210 and he's having trouble going full power on takeoff. He...

Mike, Paul, and Colleen help an owner with a bad lifter that shows itself after oil changes, guide an owner through a change his maintenance schedule, discuss what constitutes damage history, and take a guess at why POH numbers change over model years. Send your questions to [email protected] for a chance to be on the show. Join the world's largest aviation community at aopa.org/join Full notes below: Steve has a 1975 Taylorcraft with an O-200. After oil changes one of his cylinders has some...

Prop hubs that were nearly scrapped, how to properly measure the oil level, semi-synthetic oils, and tachs that don't agree are on tap for this episode. Email [email protected] for a chance to get on the show. Join the world's largest aviation community today at www.aopa.org/join Full notes below: Bill has a Cessna 182 with a prop that hadn’t been overhauled for about 7 years and 600 hours. This past March he had to send the engine off for some work, and he decided to send the prop off at...