"Am I doing anything evil?"

"Am I doing anything evil?"

From Ask the A&Ps by AOPA

April 15, 2026 · 57 min

About this episode

The episode discusses various maintenance issues faced by aircraft owners, including propeller overhauls and engine performance problems.

Avoiding maintenance can be a good thing when what's recommended is unnecessary. Email podcasts@aopa.org for a chance to get on the show. Join the world's largest aviation community at aopa.org/join Full notes below: Dominick is questioning his mechanic's advice on prop overhauls. He has a Cessna 310 and his left rpm is too low on approach when the control is full forward. It's not an issue on the ground or on takeoff. His mechanic recommends overhauling the propeller, and since he's doing one he should do both. He swapped governors and that didn't change anything. He sent the prop back for IRAN and they didn't find anything significant. Paul suggests it's the low pitch stops. This is a classic twin owner trap, Mike says. The two engines are never the same. Everyone agrees that he can leave it as is. Vas has an RV-10 and the Lycoming IO-540 has been acting up. During some flight training in the airplane, he noticed oil consumption went up, metal was in the filter, and he ended up overhauling the engine. He's wondering if he should have just pulled a cylinder instead. He was flying 140 hours a year, and he's wondering why he would get corrosion. Higher oil consumption isn't a…

People in this episode

Hosts: AOPA, Paul, Mike

Topics covered

  • aviation maintenance
  • engine issues
  • propeller overhauls
  • twin engine challenges
  • oil consumption
  • mechanic advice

Keywords

  • Cessna 310
  • RV-10
  • Lycoming IO-540
  • prop overhauls
  • oil consumption
  • engine overhaul
  • mechanic advice

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