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    Cat 248b bad relef or sticking valve. With youtube video

    Ok the work tool piston pump is the source of the noise. Just ran the controls with the cab flipped after getting up getting it warm. Any parts diagram for this system or service manual info. I think the pump loading way to strong mid throttle. Possible is there a flow valve on this system. It...
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    Cat 248b bad relef or sticking valve. With youtube video

  3. E

    Cat 248b bad relef or sticking valve. With youtube video

    Cat 248b. SCL00274 Machine got 600 hours on it. New t0-4 oil/ filter If the video play message me. - The relief on the machine starts working around the point my back wheel are off the ground. -I start making the noise after heavy use. Go to a idle and it goes away. Also...
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    Cat 248b low rpm's hydraulic growel

    I posted in the wrong area.
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    Cat 248b low rpm's hydraulic growel

    SCL00274 The machine has sat for last 3 years with a bad injection pump. I Got it going again over winter. And put 12 hours on since. ----- forgot key detail --- it quiet ,no noise at any rpm, till i put a good load on the hydraulic system. Just moving the machine around and running at...
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    Cat 248b low rpm's hydraulic growel

    So im been searching forms. Im sorry if someone eles covered this topic. I have a cat 248b 2004 high flow. Skid steer. Running it at low rpm's its got a growel noise form the hydraulics. You can make same noise if you max the bucket out in one direction and dont leave off...
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