Blackstone Reports #2 and #3: The Break-In Arc
A working draft on N22UP's second and third oil-analysis reports and the three-sample wear trend they created across Phase 1.
Maintenance
Maintenance notes, troubleshooting, and RV-8 ownership lessons.
Oil changes, squawks, inspections, tuning, and the practical follow-on work that starts after the first-flight grin settles down.
Maintenance Posts
Maintenance category archiveBlackstone Report #1: What 7 Hours of Break-In Looks Like
A working draft on N22UP's first Blackstone oil-analysis report and what the first seven hours of break-in looked like in the filter and the lab data.
Oil Change and Misc Maintenance
Oil change and miscellaneous RV-8 maintenance notes from July 2023.
Nose Oil Leak, Part Three: The Prop, the Paper Towels, and the Real Culprit
After months chasing a phantom prop hub leak, the real culprit turned out to be a loose NPT fitting with the wrong sealant.
Low Oil Pressure
The oil pressure has been on the low side of good since the first flight. Time to adjust the pressure relief valve.
Nose Seal: Part deux
Investigating the nose seal oil leak.
Induction snorkel & oil cooler bypass
Fiberglass relief to prevent cowl rubbing, and removing the leaky oil cooler bypass valve.
Maintenance and Tuning - First report
Maintenance and tweaks in the first 7 hours of flying.
Maintenance Phase 1: The Tear-Down List
A working draft covering the first major N22UP maintenance pause between the early June flights and the July 2 return to the air.
First Flight!!!!
First flight of N22UP!!!!!