Yigong 40 loader

  • Komatsu PC250LC-6 Excavator Specs, Dimensions, Comparisons

    Specs for the Komatsu PC250LC-6. Find equipment specs and information for this and other Excavators. Use our comparison tool to find comparable machines for any individual specification.

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  • KOMATSU PC290LC-10 HYDRAULIC EXCAVATOR Operation

    Oct 13, 2020 · Title: KOMATSU PC290LC-10 HYDRAULIC EXCAVATOR Operation & Maintenance Manual (SN:A25001 and up) - PDF, Author: heydownloads, Name: KOMATSU PC290LC-10 HYDRAULIC EXCAVATOR Operation & Maintenance

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  • Causes and maintenance of the work failure of Komatsu

    Slow Excavator Hydraulics | Heavy Equipment Forums

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  • Komatsu excavator engine is noisy and weakAZERCOM

    Nov 15, 2018 · Slow motion faults can be divided into: slow boom movement, slow arm movement, slow second arm movement, slow movement of the whole vehicle, slow movement of the lower arm, slow reaction (action), and slow movement of the whole machine. Fault reason: "Komatsu excavator moves slowly" 1. The main relief valve has a fault (fault) 2, the pilot

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  • Slow Boom Komatsu PC-200-8 | Heavy Equipment Forums

    Slow Excavator Hydraulics | Heavy Equipment Forums

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  • Komatsu Hydraulic Excavators PC300, PC300LC, PC350

    komatsu hydraulic excavator pc300-6, pc300lc-6, pc350-6, pc350lc-6 780 h-6 fine control mode does not function or responds slow 780 h-7 boom moves slowly or lacks power h-16 in swing + boom raise operation, boom moves slowly788 h-17 in swing + travel operation, travel speed drops sharply788 h …

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  • Komatsu excavator engine is noisy and weakAZERCOM

    Nov 15, 2018 · Slow motion faults can be divided into: slow boom movement, slow arm movement, slow second arm movement, slow movement of the whole vehicle, slow movement of the lower arm, slow reaction (action), and slow movement of the whole machine. Fault reason: "Komatsu excavator moves slowly" 1. The main relief valve has a fault (fault) 2, the pilot

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  • PC2000-8 BACKHOE - komatsu.jp

    The PC2000-8 boom circuit features a shockless valve (Double-check slow return valve) to automatically reduces the amount of vibration present when operating the boom. Operator fatigue is reduced (Which can improve safety and productivity), and spillage caused by vibration is minimized. Shockless Boom Control Extend and retract Boom raise

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  • KOMATSU PC150-6K PC150LC-6K HYDRAULIC EXCAVATOR …

    Oct 20, 2020 · KOMATSU PC150-6K PC150LC-6K HYDRAULIC EXCAVATOR Operation & Maintenance Manual (UEAM000403) – PDF DOWNLOAD This manual provides rules and guidelines which will help you use this machine safely

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  • Komatsu pc35 mr 2. Changed oil and cleaned hydraulic

    Jan 14, 2021 · I have komatsu pc55 mr2 the boom drops slowly when lifted also the blade will not pick up the machine Hi - I have a 2001 Bobcat 322 mini excavator. The lifting capacity of the boom is greatly diminished. I could only lift a 5' box blade a couple of inches off the ground.

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  • We have a Komatsu pc 27 and the tracks are slow. the boom

    Apr 13, 2016 · We have a Komatsu pc 27 and the tracks are slow. the boom is good and strong. - Answered by a verified Mechanic I'm using a pc 27 MR komatsu mini ex, everything was working fine, but now when I drop the arm lock lever it doesn't do anything, I have a Komatsu PC 27 (mini excavator) and the hydraulics are working very slowly.

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  • Toughest Excavator Boom from Xugong KS, China

    Excavator Boom and Stick for Komatsu PC200. Package includes Hydraulic Pipe and Lubricant Pipe System. This Excavator Boom is CE certified. If the excavator boom fails to work, decrease the excavator boom pressure first and check if the excavator boom drops slowly or quickly.

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  • Komatsu PC120-6 power issue

    Jul 18, 2014 · I recently purchased my first excavator, a Komatsu PC120-6. It is a 1995 with 5000 hours. I am having issues with hydraulic power after about 30-45 minutes of use. Once the machine gets up to operating temperature it loses quite a bit of speed and power. Most noticeably lifting the boom.

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  • SOLVED: Excavator Komatsu pc38uu. Boom does not lift. - Fixya

    An expert that got 10 achievements. Cars & Trucks Master. 53,816 Answers. Re: Excavator Komatsu pc38uu. Boom does not lift. Have Sounds like a ram seal failure or piston on ram is loose bypassing fluid under pressure. have a technician do a pressure test on the ram hoses to determine if ram or valves. Posted on Aug 18, 2017.

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  • Fault Diagnosis And Troubleshooting Of Komatsu PC200-6

    May 09, 2021 · Fault Diagnosis And Troubleshooting Of Komatsu PC200-6 Excavator's Weak Work After Hot Car May 09, 2021. A Komatsu PC200-6 excavator works normally when it is cold. As the temperature of the hydraulic oil rises, its action gradually slows down. The performance is that the whole machine is weak and moves slowly after the hot car.

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  • What are the reasons for the slow action of excavator

    2. Engine power too low. The engine is also one of the power systems of the excavator. The output power of the engine is too low, and the lack of power will lead to the low output power, and then the excavator will hold the car, making the whole excavator move slowly. In addition, check whether there is black smoke in the motor.

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  • Mobile hydraulics troubleshooting, Pt. 2

    Mar 21, 2016 · Other cylinders on separate directional valves, in parallel sub-circuits, are working normally. We'll say that the unusually slow cylinder function provides bucket curl motion on an excavator, and that the boom and stick cylinders are working fine. This sounds like a flow rate problem for the bucket curl cylinder sub-circuit.

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  • SOLVED: Excavator Komatsu pc38uu. Boom does not lift. - Fixya

    An expert that got 10 achievements. Cars & Trucks Master. 53,816 Answers. Re: Excavator Komatsu pc38uu. Boom does not lift. Have Sounds like a ram seal failure or piston on ram is loose bypassing fluid under pressure. have a technician do a pressure test on the ram hoses to determine if ram or valves. Posted on Aug 18, 2017.

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  • Symptoms of Common Hydraulic Problems and Their Root Causes

    Slow Operation. A reduction in machine performance is often the first indication that there is something wrong with a hydraulic system. This usually manifests itself in longer cycle times or slow operation. It is important to remember that in a hydraulic system, flow determines actuator speed and response.

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  • pilot: excavator..stick boom is very slow - JustAnswer

    Slow Excavator Hydraulics | Heavy Equipment Forums

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