 | | Re: lego Technic "class"
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(...) Actually, the reason I'm looking here is because I had a motor die recently for no apparent reason. It's become really difficult to turn the spindle by hand and it only gives about 100 RPM instead of the nominal 360. I HAVE found a good way to (...) (23 years ago, 14-Sep-01, to lugnet.robotics)
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| | Re: Motor Failure (was: lego Technic "class")
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(...) I have had no problems with motors purchased w/Mindstorms (RIS, RoboSports, RDS), 8735s or other motorized Technic sets. I've had about a 15% failure rate on motors from ZNAP sets. The 5225 gear motors should coast when power is removed in (...) (23 years ago, 14-Sep-01, to lugnet.robotics)
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| | Re: Motor Failure (was: lego Technic "class")
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Technic-heads, read this: (...) any seize, but I haven't used them very much either. What I have noticed is that on a few motors, when I turn the shaft slowly by hand, it will bind up unless I apply a lot of torque. It almost feels like there's a (...) (23 years ago, 14-Sep-01, to lugnet.robotics, lugnet.technic)
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| | Re: Motor Failure (was: lego Technic "class")
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(...) I've come across one gear motor that failed, but it's one I bought cheap second hand, I should be able to get my money back. I tested it before purchase and it worked but it turns out the fault is intermittant. To fix the problem you have to (...) (23 years ago, 14-Sep-01, to lugnet.robotics, lugnet.technic)
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| | Re: lego Technic "class"
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(...) I've had 6 bad motors out of 15 or so. Some out of the RoboSports sets but non from an actual RIS or RDS. LEGO will replace the motors are no cost. Sometimes you must send in the bad motors in their return envelope. I had one motor that would (...) (23 years ago, 14-Sep-01, to lugnet.robotics)
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| | Re: lego Technic "class"
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(...) That could be good news. Can you tell me how you contacted someone at Lego who has some good sense? Thanks (23 years ago, 20-Sep-01, to lugnet.robotics)
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| | Re: lego Technic "class"
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(...) I've never had an issue with LEGO. My wife has. They made her send in the bad parts first, on her dime. She was pretty upset. But I've never had an issue and have never been charged. Dean (23 years ago, 20-Sep-01, to lugnet.robotics)
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