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Old 01-04-2016, 06:52 PM
andyathome andyathome is offline
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Join Date: Apr 2014
Location: Pokeno New Zealand
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Default 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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