This past Winter, and as the year before, my mast froze in place when the temperatures dropped below freezing. I had previously thought that the problem was moisture getting into the rotator (Tailtwi
Interesting. I have a HG70-HD and it hasalso has a thrust bearing on top, but mine is requires lubing and has two Zerk fittings. I keep the bearing well lubed using all-temp bearing grease. Never had
Has your rotor been the same rotor for the 25 years? One possibility is that your tower has never been truly plumb and that there is a small amount of "weight lean" on the thrust bearing. Your strong
Tailtwister type rotors (even when new) do not have very much starting torque. It's not uncommon for ice in the thrust bearing to cause rotating failure during cold weather. I've had good luck solvin