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Skyview tach hour setting

PeteP

Well Known Member
Curious to know what other might be using for the tach hour accumulation setting on a Sensenich fixed pitch 0320. I started out using 2450 RPM as the setting for accumulating tach hours. It does seem to be a bit high and I am getting ready to lower it some. How much is the question, I'm thinking 2350 to 2400.
 
I have been playjng with this for 250 hours on the Hobb. 205 on the tach and 201 on the air time pretty close. i am set at 2450 oon the tach. I spent a lot of time sitting on the ground after while building learing the Dynon systems.
Jack
 
Tach hours is an engine maintenance device. It counts how many times the engine turns over. In certified Lycoming installs, this is usually 2300 rpm. It's not something you tweak to try and make it match another time.
 
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