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GM8 Counterweight Bar Won't Thread In


 

Hi All,? ?I'm a new GM8 owner, and new to trying astroimaging.? I ran into a problem that I can't seem to figure out.? A couple of nights ago, when tearing down at the end of the session, the counterweight bar was difficult to remove.? I tried and hoped it'd get easier, but it got harder to where I couldn't unthread it any further by hand.

Following tips here, the next day I used some WD40, let it seep in a while, then was able to unthread using a wrench.? But now the bar only threads in about two revolutions then won't move.? I haven't tried to force it further, as I didn't want to make the matter worse.??

Looking at the bar and insert threading, I can't see any cross threading, but I did see some bits of metal shavings.? I've tried cooling the bar and heating the female side, along with some white lithium grease, but still the same problem.

Has anyone encountered this before or have any ideas on how to resolve it?

Thanks and Clear Skies!

Ken Black

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