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  #1  
Old 03-14-2023, 12:30 PM
tracy tracy is offline
 
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Default Rv8 elevator stop

What is used for aft/up elevator stop. While doing SB on tail, I noticed the elevator horn is hitting the aft vertical stab cross brace. I know this can’t be right.
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  #2  
Old 03-14-2023, 01:04 PM
scsmith scsmith is offline
 
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Yes, that is right. You notch out that cross piece to the correct depth to get the elevator deflection that is specified. The horn hits it.
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  #3  
Old 03-14-2023, 01:26 PM
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Just to add a tiny bit of minutia, there can be enough variation in the elevator weldaments such that the notch could be of slightly different depths Left/Right for both controls to contact at the same time.
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  #4  
Old 03-14-2023, 03:45 PM
PhatRV PhatRV is offline
 
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I thought I am the only who has this problem. If time permits, I may put a delrin plate on top of the elevator stop so the arm will hit the delrin. Something to do the for post phase 1 testing.
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  #5  
Old 03-14-2023, 03:55 PM
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rv8ch rv8ch is offline
 
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Quote:
Originally Posted by PhatRV View Post
I thought I am the only who has this problem. If time permits, I may put a delrin plate on top of the elevator stop so the arm will hit the delrin. Something to do the for post phase 1 testing.
I thought of doing this as well, but in reality, it's just not a problem. The only time you "hit" this stop is when doing "flight controls free and correct" or if you forget to secure the aircraft on a windy day.
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  #6  
Old 03-14-2023, 05:37 PM
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