Originally Posted by Tom Ray
...It's time for the clueless question of the day! To test the sail servo, I just grabbed both sheets and gave it a little resistance, something I had never done before. I noticed that when holding position under load, the servo makes a bit of noise. It is sort of a combination of clicking and grinding. Is that normal?...........
I would consider that normal. Many servos make a bit of noise (hum or similar) when holding a load.
The winch noise is quite noticeable in some of the onboard video about... Have a look at this one of mine - onboard a Hurricane 1000 - you can see the drum just in front of camera.... arm winch does similar things under load...