New Mecalac MWR Series combines higher wheeled excavator

  • DEKA | Common maintenance problems about Kobelco excavator

    A: (1) check excavator walking crawler excavator deviation tightness is consistent;(2) for detection of excavator walking pump hydraulic pump pressure is in the normal range, if the pressure value exceeds the standard value of digging machine will be generated within the leak, then there will be a part of the high pressure oil back to the oil return pipe, it will cause a unilateral weakness in

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  • Oil coming out the crankcase tube

    Ever since I changed the oil (2 hour break-in) I see that after using the blower, there is some oil on the left side of the chassis. The oil is undoubtedly coming from the crankcase tube and is not a lot (maybe 1 square inch of oily stuff). I used the recommended viscosity of oil, and I have not over filled it.

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  • Turntable leaking badly, how to fix? | Heavy Equipment Forums

    Jun 26, 2020 · Hydraulic oil can also get into the swing pinion tub from a leaking swivel on some, if not most of, the Hitachi excavators. Swing gear box level is the key. The oil flow into the tub has to be continuous for that amount of oil to fill the tub and drain out through the swing bearing.

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  • What to Do When Your Final Drive Leaks

    Oct 17, 2012 · the leaking can be more than likely fixed with a good gasket. i would order a big bore kit and have it machined. the kit will come with everything you need to rebuild it and it will include all new gaskets. this will fix you wants and needs with one kit. you will prob have around 800 in the total job. i done my 400 ex 2 yrs ago and after it was all said and done the total was 796. and some change. but i …

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  • Hitachi EX 60-1 final drive leaking hydraulic oil between

    Jun 09, 2017 · Brake piston seals work with hydraulic oil, and are most often the source of oil leaks in excavator drives. Change them. Duo-cone or some such mechanical face seal lives on the gear side of the drive, it keeps the gear oil in the main rotating sprocket hub, or at least it's supposed to.

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  • The Oil Leak That Keeps on Leaking - Green Magazine

    Oct 20, 2020 · The oil leak that just keeps on leaking By Ron O'Neill / June 2009 Green Magazine John Deere 420-430 rockshaft oil leaks: where they leak why they leak what to do about them replacement part numbers the good doctor's home remedies Over a period of …

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  • I have air bubble's in the hydraulic oil and it is making

    Help! I've Sprung a Leak in My Final Drive! - Final Drive

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  • Excavator..leak..automatic..the swing pump oil forced the

    i have a cat 325bl excavator that will not swing. on friday there was no leak and no issue other than the no swing. today i tried to shut off the automatic control, put the machine in full throttle mode, and the swing pump oil forced the dipstick out and shot oil everywhere. any tips would help

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  • Hydraulic Fluid Leaks: The Silent Hydraulic System Killer

    Aug 21, 2019 · The most obvious type of hydraulic leak is an external leak, which refers to a leak that allows hydraulic fluid to unintentionally exit the system. Some of these leaks can have obvious origins, such as a hydraulic line that has begun to spew fluid at high pressure from a small tear or hole in the line.

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  • Final Drive Leaks

    Sep 07, 2017 · Leaks on the Planetary Side of a Final Drive. If the leaking fluid is thick, then it is most likely going to be gear oil. Gear oil will leak from the planetary side of the final drive where the gear hub is located. You can detect this type of leak by checking for fluid …

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  • Oil coming out the crankcase tube

    Ever since I changed the oil (2 hour break-in) I see that after using the blower, there is some oil on the left side of the chassis. The oil is undoubtedly coming from the crankcase tube and is not a lot (maybe 1 square inch of oily stuff). I used the recommended viscosity of oil, and I have not over filled it.

    Learn More
  • hydraulic fluid coming out vent - TractorByNet

    Nov 19, 2018 · 28,937. Location. Missouri. Tractor. Kubota M9540, Ford 3910FWD, Ford 555A, JD2210. So check the fluid level according to the owner's manual. Like Six, I'm thinking it's over full. If so, the search begins as to why. Overheating the fluid can cause …

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  • What to Do With the Hydraulic Cylinder Leak of the Excavator

    The oil leakage is caused by deformation, aging, wear and tear of the main oil seal. Generally, in the long-term high-temperature and high-pressure, high-speed movement, the main oil seal is easy to age. Even the best oil seal has the possibility of deformation in …

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  • Finding leak and replacing hydraulic lines on my Bobcat

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  • Hitachi UH61 anyone?

    Jun 28, 2017 · Hitachi UH61 anyone? The UH series Hitachi excavators were the stuff of legends, when many of us were used to Hymac's, Priestman's and JCB models, which more often than not would be leaking hydraulic oil everywhere, we suddenly became aware of these Japanese machines which were not only mechanically sound and smooth in operation, but they simply didn't leak.

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  • Swing Motor Leaking on Wheeled Excavator | Heavy Equipment

    Aug 29, 2020 · Swing Motor Leaking on Wheeled Excavator. Discussion in 'Excavators' started by Kimo, Jun 22, 2020. Tags: excavator; The swing motor case oil is sealed from the swing box gears in the usual way, but the swing box is force lubricated by hydraulic oil from the main hydraulic system. and bearings scattered everywhere. I bet the guy

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  • Need advice with a leak on JD490D excavator | Heavy

    Jan 08, 2014 · If the swing gear box isn't over full, then the swing motor output shaft isn't leaking. When the swing motor output shaft leaks, the hydraulic oil will overfill the gearbox. If the swivel is leaking, you should be able to ID the source upon closer examination, by stalling the tracks with a …

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  • swing motor leaking? - Blogger

    Mar 14, 2016 · Bobcat 335. Leaks hydraulic oil fairly bad. Only when swinging. Pulled swing motor and the area below the swing motor was filled with oil. Should the swing motor be sealed so that no hydraulic fluid goes down to the pinion bearing, or is there suppose to be …

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  • Hitachi UH61 anyone?

    Jun 28, 2017 · The UH series Hitachi excavators were the stuff of legends, when many of us were used to Hymac's, Priestman's and JCB models, which more often than not would be leaking hydraulic oil everywhere, we suddenly became aware of these Japanese machines which were not only mechanically sound and smooth in operation, but they simply didn't leak.

    Learn More
  • Hitachi UH61 anyone?

    Jun 28, 2017 · The UH series Hitachi excavators were the stuff of legends, when many of us were used to Hymac's, Priestman's and JCB models, which more often than not would be leaking hydraulic oil everywhere, we suddenly became aware of these Japanese machines which were not only mechanically sound and smooth in operation, but they simply didn't leak.

    Learn More