> 2. Does anyone ever actually "shim" the mast since HyGain said the
> rotor is designed for a 2 1/16 mast and the 1/32 in. shims each side
> are necessary to center the 2 inch mast. No one I've talked to ever
> they "shimmed" any rotor. If so what do you use for shim stock?
I shim mine! There's a formula in the HyGain manual that tells you how much
shim-stock to use depending on your mast diameter and thickness. I used
I had laying around the shack and used a micrometer to measure its
> 3. Do you allow the weight of the mast and antennas (Mosley Classic
> 33 WARC with 40m kit & Hygain 2m/440 vertical) to rest directly on the
> rotor or do you lift it slightly and tighten the thrust bearing so the
> rotor is just responsible for turning the antenna and mast, not
> holding the downward weight of the mast and antenna? m.
I allow the antenna/mast weight to rest directly on the rotor.
> Any help appreciated, since I'm not sure all the damage to the rotor
> was caused by lightning, Norn said some internal parts were "chewed
Typically, the manual operation of the rotor brake and wind forces "chew-up"
a rotor over time.
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