Jim Thomson wrote:
> I just took possession of a used US Tower Corp HDX-689 yesterday. What's the
> deal on the
> The K7NV 2" mast clamp [ minus the 5 x bolts] is a snug fit for 2" OD AL
> tube I stuffed into
> it for my test. No play at all !! Just barely tighten those 5 x bolts..
> and the mast is not gonna
> slip any time soon. It's a mech marvel, and very well made.
> OK, with NO set screws on either thrust bearing... the ENTIRE weight of mast
> + yagi's, etc..as is,
> will be sitting on the prop pitch.
I have an HDX-5106 and K7NV PP. I believe K7NV told me it is necessary
to have weight on the PP to get a good seal to keep water out. I have
about 300 pounds on mine. It hasn't been a problem.
TowerTalk mailing list