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Recent content by topfli8979

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    Kx121-3 slow hydraulics

    I've been battling slow hydraulic issues. Changed fluid,filters. No matter how much force is put on the joysticks the boom only travels slow speed. It makes when wonder if the load sense is not working like it should. I've read on another post about load sense orifice on the control valve. But I...
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    Kx123-3 hydraulix issues

    I've been chasing hydraulic issues on my new to me excavator. Zero boom response, slow travel movement. Clicking sound coming from control valve. I decided to tear into the boom section of the valve. Exposed to valve... and it will not move either direction except with LOTS of force. It should...
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    Kubota kx 121-3 slow hydraulics, control valve clicking/tapping sound

    I just picked up a kx121 excavator that has very weak intermittent track movement, no response from right joystick to boom. Left joystick works to rotate cab, dozer blade goes up and down like it should... I beleive the issue is In the control valve tower, while engine is running the control...
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    Asv pt100 injection pump issue

    I pulled valve cover checked all valves rods and rockers, they all look ok and in spec. Removed all belts to take fan,water pump, alternator out of equation. Left valve cover off, started engine knock still there,. Loosened injector lines one at a time. Loosening affected the way engine ran...
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    Asv pt100 injection pump issue

    Yea I definitely am hearing a knock.... Hope that's all it is, fuel issue. Is the governer in the injection pump as well??? It all but wants to kill the engine when I'm moving the machine around. Put a load on it and it bogs something terrible.
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    Asv pt100 injection pump issue

    Ok I will check fuel delivery. Do you notice a knock or am I hearing things? Could pump have something to do with that?
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    Asv pt100 injection pump issue

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    Asv pt100 injection pump issue

    I just tried that. From full throttle at pump control it slowly fall back to idle with spring removed. Like 10 seconds from full throttle to idle. Craziest thing I've ever seen
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    Asv pt100 injection pump issue

    If I tie it to full throttle while engine is running it's very slow increase but never reaches full rpms... Shut engine off, restart engine it's running full bore...
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    Asv pt100 injection pump issue

    Yes sir,. I can go lock to lock on the throttle at pump. It's very minimal throttle increase and slow/stumbley at that.
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    Asv pt100 injection pump issue

    I've got a weird issue here guys, just bought a 2008 Asv pt100 at auction. The throttle lever on injection was tied with a spring to be advanced fully because the throttle cable is broke. I replaced throttle cable and removed spring to put pump lever back at idle... I can start machine it...
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    Ditchwitch sk650 metal in hydraulic system

    Thanks guys the input. I've got a new return filter installed. Is there a correct spot to tie into the pump with the suction filter? Or can I attach to any main port.
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    Ditchwitch sk650 metal in hydraulic system

    My hydraulic pump came apart last fall and internally blew up sending metal chunks throughout the hydraulic system. Over the winter I rebuilt said pump. I've clean out hydro tank, new filter. Had a friend mention to install a "kidney loop filter" for extra filtration and then run it... im second...
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    Ditchwitch sk650 metal chunks in hydraulic fluid

    My hydraulic pump came apart last fall and internally blew up sending metal chunks throughout the hydraulic system. Over the winter I rebuilt said pump. I've clean out hydro tank, new filter. Had a friend mention to install a "kidney loop filter" for extra filtration and then run it... im...
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    Asv pt100 engine tick but runs out fine????

    I'm looking at a asv pt100 project. Machine starts and runs great, operates as it should. But... It has a engine tick. Perkins engine of course. No smoke, idles and throttles fine. Owner thinks may be a injector issue, but I'm not so sure. If I buy it, plan on pulling valve cover first and...
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