Recent content by Betty2471

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    Jerky, chattering hydraulics John Deere 1630

    Ive done some more inspecting on the 1630. The supply line to the loader is teed into what I believe is the pressure relief valve on right hand side of the transmission. The other half of the tee goes to the rear hydraulic directional control valve body. Also Ive looked into the transmission...
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    Jerky, chattering hydraulics John Deere 1630

    Thankyou for the ideas. I will track down the supply line for the loader control valve. Also will check the movement of oil in the filler cap. Still trying to track down some gauges to test the stand by pressure and will also check pressure on the hydraulics at rear of tractor. Where would be...
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    Jerky, chattering hydraulics John Deere 1630

    The hydraulic control is mounted on the loader arm. The return line goes back to the filter housing. No lines use the hydraulic blocks a back of the tractor. And as I said the 3 point hitch arms chatter when used also,but have a lot of power like the loader.
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    Jerky, chattering hydraulics John Deere 1630

    I recently purchased a JD 1630 with 145 loader. Loader and 3 point hitch chatter when raising, but they have enough power to lift tractor. I have changed hydraulic fluid and filter, cleaned the sump screen and the screen on main pump, they were quite clean. I checked the valve above the filter...
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