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View Full Version : Got an answer from Airtronics on the 94758Z


Matthew
07-04-2004, 06:12 PM
Here is my ?question and answer from Airtronics as it was sent to me today. Holiday and someone is home in there shop, that nice.
Any of you know Brian Tucker?



Hello,

The 94758Z servos have been on the market for about 1 1/2 years. They are excelent servos but you do have to make sure your end points are set correctly with no binding. Some car drivers have this problem also when the end points are not set properly. Alan Szabo has been using them since they came out and has never had a failure. Send it here to our service. We'll take care of it.

Brian Tucker

---------- Original Message ----------------------------------
From: "Matthew&Crystal Nichols" <mattncrystal@rbnet.com>
Date: Sat, 3 Jul 2004 12:35:12 -0400

>How long have you had the 94758Z on the market. I bought 4 of them for my Heli and the one for the collective has already gone bad. I'm not sure if I'm going to be able to find the receipt as it has been a month and I wasn't expecting this problem so soon. I would think that for the $100.00 I paid for the servo it would have lasted a little longer.
>
>Thanks
>Matthew

Is there anything on anyones package that states that binging in the servo will cause premature failure of our servo. Or anything like that. How about the endpoint . Say anything about how you should have them set.

TMoore
07-04-2004, 10:31 PM
Bryan got a heads up that you would be calling.

Terry

Here is my ?question and answer from Airtronics as it was sent to me today. Holiday and someone is home in there shop, that nice.
Any of you know Brian Tucker?



Hello,

The 94758Z servos have been on the market for about 1 1/2 years. They are excelent servos but you do have to make sure your end points are set correctly with no binding. Some car drivers have this problem also when the end points are not set properly. Alan Szabo has been using them since they came out and has never had a failure. Send it here to our service. We'll take care of it.

Brian Tucker

---------- Original Message ----------------------------------
From: "Matthew&Crystal Nichols" <mattncrystal@rbnet.com>
Date: Sat, 3 Jul 2004 12:35:12 -0400

>How long have you had the 94758Z on the market. I bought 4 of them for my Heli and the one for the collective has already gone bad. I'm not sure if I'm going to be able to find the receipt as it has been a month and I wasn't expecting this problem so soon. I would think that for the $100.00 I paid for the servo it would have lasted a little longer.
>
>Thanks
>Matthew

Is there anything on anyones package that states that binging in the servo will cause premature failure of our servo. Or anything like that. How about the endpoint . Say anything about how you should have them set.

Matthew
07-04-2004, 10:33 PM
Cool..Very impressed with the response from them. Did you have something to do with it Tmoore

TMoore
07-04-2004, 10:47 PM
Just a little email to Bryan. In all fairness these men are good people.

Like I said on RR you have to be careful with the endpoints and every radio manufacturer is just a little different in what they think is the maximum throw for a given pulse width. Alan Szabo is using ATX Stylus and RD series and knows what the limits have to be. Since this servo is designed to be used with an ATX radio no directions are specific to just the servo.

I'm very cognizant of Peppers situation and understand how he feels but don't know how the endpoints were set and don't know what the state of the Li-Po's and subsystem were. If the regulator went south or spiked it could have shot a servo and there is no way to be absolutely sure during the post mortem.

Once you get a servo on the bench it is pretty easy to check the motor and the amp to determine what happened. The tech can determine to a high percentage what the ultimate cause of the failure was.

Terry

Matthew
07-04-2004, 11:12 PM
I can see your point but don't you think it's the manufactures responsibility to put some kind of publication with there product that states simply that if you run our stuff with x persons equipment you run the risk of shortening the life of our product. I could understand stand If I had modified the servo and it wasn't made to run with my stuff. But I didn't they did. It's there Z connector on it. I'm not trying to stir the pot. I am pleased with the product. I like the servo. I just think they should put a little something to warn of possible danger if you set it up wrong. Is that to much to ask. At least do it for safety reasons if nothing else.

pepper
07-04-2004, 11:18 PM
my endpoints were set at 100 and nothing more. like matt said, i also loved the servos but it just sucks that one failed.. the batteries are fine, after the crash i thought the same thing about a regulator going out or something but i was able to check that and even after the crash the reg was still strong at 5.1v..

pepper