07-16-2008, 12:09 AM | #1 |
Rock Crawler Join Date: Feb 2006 Location: Where the foams are always wet
Posts: 878
| Servo Question
So is it an uncommon thing to re-program steering servo's to turn 180*? I think it would be a huge benefit for my 5955 to turn 180* then I could shorten my servo arm in practically half to get more leverage on my steering knuckles. Are there any real downsides to doing this mod besides putting more angle/side-load on the drag link? TOM |
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07-16-2008, 01:51 AM | #2 |
I wanna be Dave Join Date: Jan 2005 Location: Hueytown, Alabama
Posts: 6,777
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Its not uncommon. But you have to think that it changes the stats on the servo when you shorten the arm. I believe they rate them with a 1" servo horn.............
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07-16-2008, 05:23 AM | #3 |
Quarry Creeper Join Date: May 2008 Location: ncrccrawlers.com
Posts: 216
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Cutting the servo arm in half will double the force the servo can produce. So your 5955 will be OVERKILL at 500/666 oz/in (4.8/6v). Shortening the servo arm should be done with weaker servos to achieve better steering power, not with a high end digital that will rip the plastic (maybe even the aluminum) knucles off. Better set your EPAs Last edited by j33pownr; 07-16-2008 at 05:24 AM. Reason: :) |
07-16-2008, 02:42 PM | #4 |
Rock Crawler Join Date: Feb 2006 Location: Where the foams are always wet
Posts: 878
| Well If people are running the 5995 servos that have 180 degree swing and have 333/417 oz/in... They are probably getting over 800 oz/in if they are using a 1/2" long servo arm. I dont know if having too much steering torque would be a bad thing (except I might rip off my steering knuckles) But even if I do tear em right out of the axle C's, it would give me a reason to upgrade, right? And less strain on my servo would equal in lower temps and longer run times wouldn't it?
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07-16-2008, 06:21 PM | #5 |
Rock Stacker Join Date: Feb 2007 Location: Aussie Crawlin Sin City
Posts: 93
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If you go to the main page of RCCCrawler there is a write up of how to adjust your servo for the best performance by the resident tech guy
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