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  #31  
Old 01-21-2016, 10:06 PM
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aircrafter aircrafter is offline
 
Join Date: Mar 2014
Location: Dereel, Australia
Posts: 17
Default

I am slowly increasing the speed and in the latest video you can see I was able to rotate and keep the gear clear for a short period. The steering stops have now been fitted and work well. The friction has not been reset yet so there is some wondering at very low speeds. Will reset friction before the next run.
I have noticed that there is some movement of the strut shaft fwd and aft and Although the movement does not effect the struts performance I will look at improving the internal support of the shaft to minimise any movement.
https://youtu.be/UuxKOB6eIy4
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  #32  
Old 02-04-2016, 04:03 PM
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aircrafter aircrafter is offline
 
Join Date: Mar 2014
Location: Dereel, Australia
Posts: 17
Default New A model nose gear

Over the last week I have stripped the oleo and found the shaft guide ring was not within tolerance and had allowed the shaft to move forward and aft. This resulted in wear on the shaft. A new longer guide ring has now been fitted and I'm very happy with the result, zero movement.
Tuning with oil levels and nitrogen pressures are now underway. So far I have found 7Wt fork oil and 250Psi of nitrogen gives a fairly good ride while stiffening up as the strut is compressed.
A new gear is going to be manufactured with all the changes and I will detail the build as it progresses. The engineering firm doing the work will draw up the final design and have the parts laser cut and CNC turned so it may take a couple of weeks before anything else happens.
While I have no intention of producing any other than my own I have had people ask about it, so if you are interested send my a message and I will see if we can all get a good price on the new gear.
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