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Construction Equipment Tech Hydraulics, Electronics, General Engineering, ect in constr equip |
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Re: rc4wd excavator
Well, some time in the shed .
And a result. After rechecking everything again I could not fault it yet still no power and no leaks . So I replaced the valve block and servos. I have dropped motor speed from 23% to 18% and have truck loads of power and a very quite motor/pump. I will have a play later today but I think I could probably go even lower on motor rpm. I think the valve seals must have ruptured inside due to max motor rpm , but will pull valves apart and check. This is the original valve block since new, so maybe 3 years old, I've also noticed my cylinders don't move now after pump is turned off, so I guess the valves were on their way out anyway. Cheers andy |
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