RCU Forums - View Single Post - Is it necessary to "tune up" your radio periodically?
Old 05-09-2002 | 11:57 AM
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INJUN_EAR
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From: cary, IL
Default Is it necessary to "tune up" your radio periodically?

Originally posted by can773
Yes, you need to get the pots replaced depending on how often you fly. They wear out just like servos and need replacing to remain accurate.

Not servicing your radio would be like never adjusting the valves on a 4 stroke model engine, yes it will run but not at its best. There are mechanical items in your TX that will wear out with use.
Interesting analogy. So what parts wear out such as in servos, the pots? The gears, or both?

What exactly would a technician observe during a "check-up" to make these determinations as to whether or not a pot is worn, or the geartrains have slop?

I know that servo pots wear, as they are in motion constantly when we fly, making corrections and changing direction perhaps up to 50 times a second, but
I fail to see the same wear pattern on the Gimbal Pots, as a result of a person moving the sticks.

We just don't move the sticks fast enough to wear out the pots to the point where a problem would be discernable.

Also, can someone tell me what kind of diagnostics the technician would do on a open transmitter to acertain pot wear?

Well, keep them coming...I find this facinating!