[TheForge] OT bandsaw question

[Peter Fels And Phoebe Palmer]

..the one i rebuilt had a one way valve on a bypas circut...( self 
closing)....PF

Darrell wrote:
> 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.
>>
>>_______________________________________________
>>Manage membership or unsubscribe at:
>>http://mailman.qth.net/mailman/listinfo/theforge
>>theforge mail list group photo site is
>>http://www.photoaccess.com
>>Login:  blacksmithblacksmith at hotmail.com
>>password:  anvil
>>___________
>>
>>
> 
> 
> _______________________________________________
> Manage membership or unsubscribe at:
> http://mailman.qth.net/mailman/listinfo/theforge
> theforge mail list group photo site is
> http://www.photoaccess.com
> Login:  blacksmithblacksmith at hotmail.com
> password:  anvil
> ___________
> 
> 
> 
>