I have a HDX-555 with the continuous cable running through a multiple pulley
assembly motor drive, no cable drum. Any thoughts on the use of a cable lub
that might cause slippage of the cable with respect to the pulley assembly?
73
Elliott WA6TLA
----- Original Message -----
From: <jcowens1@comcast.net>
To: <K7LXC@aol.com>
Cc: "Towertalk" <towertalk@contesting.com>
Sent: Thursday, April 12, 2007 8:15 AM
Subject: Re: [TowerTalk] US Tower HDX 555 Tower Cables
> Steve:
>
> Comments imbedded below:
>
> John
>
> -------------- Original message --------------
> From: K7LXC@aol.com
>
> In a message dated 4/11/2007 7:00:52 P.M. Pacific Daylight Time,
> jcowens1@comcast.net writes:
>> I don't know what the newer US towers use, but my approx 14 YO tower has
>> u groove aluminum outer pulley sections, swaged to a center section of
>> harder material. I thought it was bronze, bit is is not of that color so
>> I don't know what it is. A bolt goes through this inner section and when
>> the pulley rotates, all of it rotates. There are no bearings as such.
>> This makes lubrication very important as it is metal against metal (bolt
>> against inner pulley section).
>
> QSL. The older ones use a bushing. But a lightweight lubricant still
> doesn't last very long.
>
> What do you recommend in lieu of oiling them??
>
>> Regarding the wire rope lube, I have put it on 2 tower cable sets and
>> each have lasted for years after ther first application. The stuff I use
>> leaves a waxy graphite appearing coating which lasts for years. I did the
>> cables on my current US Tower 3 years ago and they now look like they did
>> when I originally applied it.
>
> Umm, is that the stuff that the manufacturer recommends? What stuff is
> it? The typical cable lubricant soaks in and doesn't leave any outside
> residue which could attract grit and particulates. There is a PreLube
> product (recommended by wire rope manufacturers) that is for hostile
> environments that does leave a protective coating on the cable but hams
> make a mistake by using a grease on the cables.
>
> The stuff I use is Sprayon p/n S00201 Heavy Duty Open Gear and Wire Rope
> Lube that I buy from Pacific Industrial Supply on 4th in SW Seattle. They
> sell a lot of wire rope and it is what they recommended. It works very
> well for me. It soaks deep into the cable strands, and the exterior
> coating looks like graphite grease that does rub off if you run you hand
> along it. I guess you coould wipe off that exterior coating after
> application, but I think it is more helpful than harmful.
>
> Cheers,
> Steve K7LXC
>
>
>
>
>
>
>
>
> See what's free at AOL.com.
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