Part name of excavator

  • 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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  • The Excavator Has A Revolving Weakness? The Reason May Be

    1. Wear of overload safety valve of rotary motor of excavator. 2. The pressure of the P1 pump and the servo pressure are lower than the calibration value when the rotary overflow pressure, no-load and load are applied. 3, the wear of one way valve seat on the bucket of the excavator. Troubleshooting. 1, start the test, turn slow and weak

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  • Hydraulic Shear | Used Hydraulic Metal Shear for Sale

    All of the used shears that are listed on this page are hydraulically driven. For a complete listing of all the pre-owned metal shearing machines that Kempler Industries has to offer, visit the Power Metal Shear (All) page. That page includes used mechanical shears, used pneumatic shears as …

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  • Used and Rebuilt Hydraulic Hammers | Breakers Available

    The HK220 is a hard-hitting hydraulic hammer for sale and a perfect match on 20 to 28 metric ton excavators. The built-in accumulator is standard in the HK220 and larger models. The HK220 model has a tool diameter of 5.43″ and handles a flow of 31-47 GPM. With this HydroRam hydraulic hammer, you will receive unsurpassed production with a

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  • 1981 JD 490 Excavator - Crawlers, Dozers, Loaders and

    Mar 05, 2009 · Posted: Tue Mar 03, 2009 6:05 am Post subject: Re: 1981 JD 490 Excavator: First I would check pressure on dig function then propel function. Machine has 2 pumps front and rear pump.If all other funtions are OK pumps should be good.Front pump runs right track rear pump left track.Left and right are with drive sprockets behind you.You need service manual to go thru test procedure.

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  • Resealing the VE Injector Pump - Webs

    • Front pump gear cover gasket (from a Perkins dealer or gasket goo can be used) • A hydraulic pump O-ring or gasket (gasket goo can be used) • Oil filter/cooler mounting gaskets (2) (from a Perkins dealer. Must be new to prevent high pressure oil leaks) • Gasket goo (Loctite Blue Maxx) • Loctite 423 medium strength thread locker fluid

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  • Fault Analysis Of Full Hydraulic Excavator Plunger Pump

    Aug 12, 2021 · (1) Because of the lack of oil, the pump shell is low-pressure in the oil, which causes vibration and noise in a large amount of air in the oil pump. (2) The oil-opening filter is blocked or the oil pipe rubber aging. (3) Due to the wear of the pump's distribution plate or oil inlet valve, the sealing property has caused insufficient oil volume

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  • Hitachi excavator deviates, oil leaks from rotary joint

    Hydraulic Fluid Leaks: The Silent Hydraulic System Killer

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  • 320C Excavator Hydraulic System – Oil Makeup (Swing System

    The return oil from the motor rotary group through port (13) is also blocked at the swing control valve. The upper structure will attempt to continue to rotate after the swing joystick is returned to the NEUTRAL position. This causes an internal leak of oil in the swing motor. As …

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  • The Excavator Has A Revolving Weakness? The Reason May Be

    1. Wear of overload safety valve of rotary motor of excavator. 2. The pressure of the P1 pump and the servo pressure are lower than the calibration value when the rotary overflow pressure, no-load and load are applied. 3, the wear of one way valve seat on the bucket of the excavator. Troubleshooting. 1, start the test, turn slow and weak

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  • Oil Mist Eliminators & Cartridges for Rotary Vane Pumps

    The Agilent oil mist eliminator is designed to remove the oil mist that is emitted from a rotary vane pump exhaust, when the pump is operating with little or no gas load. This prevents the area adjacent to the pump exhaust from becoming slick with oil residue. Similar products allow only for the exhausted gases to be vented to the room in which

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  • Fault Analysis Of Full Hydraulic Excavator Plunger Pump

    Mar 11, 2020 · Hitachi excavator deviates, oil leaks from rotary joint Published on March 11, 2020 March 11, 2020 • 3 Likes • 2 Comments

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  • Common fault analysis and troubleshooting of Komatsu excavator

    Nov 15, 2018 · 1. Hydraulic system heating caused by external causes For example, the engine of the Komatsu PC200-7 excavate hydraulic pump is connected by a damping damper inside the shock absorber. When dealing with the thermal failure of an excavator hydraulic system, it was found that the oil level in the shock absorber greatly exceeded the oil level screw (usually about 1.5L), and these excess …

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  • Durable Breaker Seal Kit For Hydraulic Loader / Rotary

    Application: Main Pump Of Excavator Or Other Construction Machines Machine Model: Ship, Excavator, Rotary Drilling Rig, Hydraulic Loader. Properties: Future Resistant To Heat, Oil, Fatigue, Aging And Friction. Feature: Good Physical And Chemical Properties. Advantage: Wear Resistance:corrosion Resistance, High Temperature And High Pressure

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  • 3 Common Symptoms Of Hydraulic Gear Pump Problems

    Mar 30, 2016 · Flowfit on 08.05.2021 Hydraulic Pump Cavitation: Causes & Symptoms Cavitation is the second leading hydraulic pump failure cause, behind contamination. As this can potentially cause damage and compromise your hydraulic system, it is important to understand what it …

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  • Reasons and solutions for the slow - China Mini Excavator

    Nov 29, 2020 · Excessive one-way travel of small excavators is a common cause of failure; 1. The single-sided pump has a small displacement or is damaged. 2. The rotary joint is leaking. 3. The pilot pressure on this side is insufficient, the bottom valve is worn or the oil return is not smooth. 4. The main control valve is leaking or stuck. 5.

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  • Best Hydraulic Scrap Shear for Excavator - Attachments

    Please check the following specifications to choose the right hydraulic scrap shear model. Please check the following specifications to choose the right hydraulic scrap shear model. Skip to content. Email Excavator Hydraulic Shear; EXCAVATORS. Model: JT08 (638 KG) Model: JT08C (850 KG) Model: JT10 (758 KG) Model: JT16 (1.8 Ton) Model: JT18

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  • Hydraulic Excavator Rotation And Weak Failure - News

    Hydraulic Pump Leak | BlueDevil Products

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  • Stanadyne Pump Troubleshooting and Installation

    pump check for minimum of 2-3 psi fuel supply pump pressure. 2. Restricted fuel return . 3. Return connector in injection pump plugged, due to governor coming apart. If you replace your injection pump, use the return connector from the replacement pump, the original connector may be plugged. 4. Water in fuel . 5. Air leaks on suction side of

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  • AXIS-6 series

    the world's biggest excavator factory in Japan have developed this model to perfection, using market‑leading technology to deliver exceptional productivity at the lowest possible cost of ownership. Lifetime reliability Reliable components help to prevent oil leaks. High quality Only the best design elements and materials. Incredible versatility

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