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Old 11-16-2010, 05:10 PM
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Default Re: dresser TD40B dozer

Quote:
Originally Posted by Vanisle View Post
Nice work on the pump - a vane pump you say. Wow, nice work. Would a press fit bronze SAE863 collar on the shaft help seal it? Are you planning to make the valves? If so, are you going to do a closed or open hydraulic system?

I'm might try something off the shelf first . not sure yet on open or closed . as for seal , I just used what I had laying around to try it out .


Quote:
Originally Posted by SmallHaul View Post
Nice progress Steve. Pump looks good!

Those HD brand servos I told you about on the phone don't like to sit for a long time under load, they have so much holding strength that they burn up from heat. So, they probably would be good to move/hold valves.

thanks Scott , any servo holding a load for a long period of time is not good for it , I would think . I'll cross that 1 when I can get to it .
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