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tail rotor shaft drive in the boom for the RW
Location: Qld Australia
Certificates: pilot, owner builder
Graeme Smith Offline
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Posts: 63
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Joined: Dec 2025
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#23
06-16-2026, 02:40 AM
We printed the secondary gearbox the 
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[Image: 20260616-121406.jpg] to check the fit etc, it does show the existing 1/4" bolt holding the gearbox onto the secondary bare shaft. the red tubes are the #6 oil lines coming from the bottom of the gearbox where there is a geo rotor oil pump, the idea is as the gearbox is mounted vertically the oil would not get up to the output bearings or the top bearing so the pump circulates the oil and that oil travels through an oil filter which has a clear inspection window that you can visually see if the filter has debris in it
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RE: tail rotor shaft drive in the boom for the RW - by Graeme Smith - 06-16-2026, 02:40 AM

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