[TheForge] OT bandsaw question

[Darrell]

I think the answer would be to plumb a bypass ball type valve around the
needle valve. Then you can open the ball valve to raise or lower the saw,
close the ball valve and the needle valve is set and ready.

Darrell

----- Original Message ----- 
From: "Bob Smolen" <boka at mwt.net>
To: "Sponsored by ABANA" <theforge at mailman.qth.net>
Sent: Saturday, July 02, 2005 10:44 PM
Subject: [TheForge] OT bandsaw question


> I bought an older Kalamazoo horizontal band saw. The prior owner replaced
> the copper tubing on the cylinder with a long length of plastic hose which
> has a needle valve between top and bottom ports to control the speed at
> which the saw lowers itself onto the stock. I nicked the hose when I was
> moving the saw so I had to splice the hose and add fluid. I just removed
the
> cylinder end cap and refilled. Is there a proper way to bleed the system?
> A few turns of the needle valve stops the saw from coming down and will
hold
> the saw in suspeension indefinitely.The problem is that if I want to lower
> the saw to the work, I have to open and then close the valve to control
> descent the last few inches. This is real touchy.Just when I think I have
> the right balance, I raise and lower the saw a couple times and the saw
> wants to just stop its descent the last several inches. To allow it to
drop,
> I open the valve. Invariably, by reopening the valve, it goes down too
fast,
> hence repeat the process. It does not want to maintain a constant rate of
> descent  I s there a proceure to do this. What is reasonable to expect. As
I
> have it now, there is too much fiddling  and easier to go to cutoff for
> smaller work. That is not what I envisioned.
> Also, what is the brass lever near the clamp wheel for. Some sort of lock
> for the vise jaws?
> Thanks,
> Bob.
>
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