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Thread: JR z9100T flat out died

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Old 08-21-2011, 05:43 PM   #1
Quarry Creeper
 
Join Date: May 2011
Location: Salt Lake City
Posts: 206
Default JR z9100T flat out died

So i just finished building up the truck went out for my comp did everything there without breaking a sweat. Including getting out of some hairy pinches with steering alone.

i come home and make the adjustments needed that i made note of while comp'ing.

Get the whole truck back together and take her out on the floor in my room (hardwood floors) and the servo works for 2 turns... then stops.

NO power at all... zip, zilch, notta. Not even a hum... or anything. No resistance. Nothing.

SO i checked all the wiring... spot on. Not that.
Checked the Voltage from the CC BEC. OK there too.
Checked the RX with another Servo.... OK there as well.

Electronics are...

Futaba 4PL
Futaba R2104GF
CC BEC 10 Amp
Dual FX-R's
JR z9100T
Thunder Power 1350 3s 40c

Im stumped... i know that servo failure happens.... but on hardwood floors with basically no load on it??

anyone have anything like this happen?
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Old 08-21-2011, 05:56 PM   #2
I wanna be Dave
 
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Did you try a different servo to be 100% sure the circuit works??

If the servo did die, it may have been hurt before and it gave 2 last twists....
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Old 08-21-2011, 06:48 PM   #3
Custom Carbon Fiber
 
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Location: Connecticut :(
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Same thing happened to mine last year, turn turn turn nothing ........

Sent it back 2 weeks ago .... havent heard anything yet but Ive heard its not a freak thing with those servos.
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Old 08-21-2011, 06:55 PM   #4
Rock Crawler
 
Join Date: Jun 2007
Location: Arlington
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Not a big fan.

I will never buy another JR servo.

I did find out that my BEC was the problem on one of them, the other one has been sent back twice. To no avail, the problem has not been solved. Seems to work for them, but not in anything else I own.

When you get it back, sell it.
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Old 08-22-2011, 12:59 PM   #5
Custom Carbon Fiber
 
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Location: Connecticut :(
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Quote:
Originally Posted by kmnss View Post
When you get it back, sell it.
Think Im gonna. Just called Horizon about mine, she said theyre 15-16 days behind on repairs.

Mailed in on the 9th, they 'checked' it in on the 19th and theyve only made it to the stuff they got on the 14th so far.

Dont think she could hear the sarcasm as I said 'ok thanks, if im lucky I should have it back this year' ..... she agreed with me.
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