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Re: [TowerTalk] How to disassemble a boom?

To: "Roger (K8RI) on TT" <K8RI-on-TowerTalk@tm.net>
Subject: Re: [TowerTalk] How to disassemble a boom?
From: Scott Bullock <scottb@radios-online.com>
Date: Sat, 12 Apr 2014 22:36:02 -0400
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
Pulling works, pb blaster, and hitting it with a propane torch to burn out the 
oxides works usually. Spray from all different angles and do one joint at a 
time. 

This is where preplanning and using noalox makes life much easier :)

Scott
N1CX


Salty's 
www.radios-online.com

> On Apr 12, 2014, at 10:29 PM, "Roger (K8RI) on TT" <K8RI-on-TowerTalk@tm.net> 
> wrote:
> 
>> On 4/12/2014 9:13 PM, K5KG Email wrote:
>> I am having a problem getting the boom sections apart on a F12 C31 boom.   
>> Any suggestions, pse.
> 
> Are the elements off and the boom where it's easy to ge at?
> 
> If so,  if you can clamp to each end of the boom.  hook one end to something 
> solid and use a block and tackle, or come along off the other end to 
> carefully pull the sections apart. the pull needs to be balanced so it pulls 
> straight.
> 
> There are many ways to clamp it. Use two antenna mounting plates each held 
> with a pair of u-bolts...anything to allow a straight pull. The sections 
> should easily pull apart although you might have to hit it with some PB 
> blaster and let it soak. I had several boom sections that were undersized, or 
> the inside piece was over size. Those are permanently joined.  So, unless 
> they were mis-sized the clamps should not take much force.  Just a cable loop 
> anchored on opposite sides with the pull from the middle of the loop.  Keep 
> it simple and if it appears to look like it's going to take much force, stop 
> and reevaluate.  You might need to tap on opposite sides with rubber mallets 
> to loosen things up. Do not use metal hammers. apply hits to opposite sides 
> at the same time. Do not hit hard.
> 
> If the connection is not balanced with a straight pull, the pieces can try to 
> cock slightly and if they do that they are likely to bind and gall, creating 
> a real problem.
> 
> Those are the things that readily come to mind.
> 
> 73
> 
> Roger (K8RI)
> 
> 
> 
> 
>> 
>> 73, George, K5KG
>> 
>> Sent from my iPad
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