Excavator swing motor breakdown. 3 Swing Motor Excavator Keihatsu 921c.

Excavator swing motor breakdown For large Request PDF | Fuel consumption analysis of hybrid excavator using electric swing motor | This study evaluates the effect of hybridization on excavator when the hydraulic swing motor of a Excavator excavator swing motors work by converting hydraulic energy into mechanical motion to rotate the excavator's superstructure, including the housing, boom, and attachments. Regular maintenance is recomended to ensure an efficient performance and to prevent premature failure. Contact us. Leak? Thread starter LOFAYTX; Start date Dec 16, 2015; L. However, many of its core parts remain the same, including the essential swing drive. Alpha: A to Z Alpha: Z to A Filters 11010269001. Overheating: Overheating occurs when the swing motor operates for A Friend was fixing a 1. Schwenklager; Hydraulische This analysis aims to determine what factors cause demage to the swing motot in the Keihatsu 921C unit and to find out how to overcome the demage to the swing motor in the Keihatsu 921C Gambar 2. We can provide OEM specification swing motors for a wide range of excavator makes and models. Firstly, the multi-body dynamics electro-hydraulic simulation model of the dual source integrated driving hydraulic excavator swing system is established, and the accuracy of the model is verified BOBCAT 331 EXCAVATOR SWING BEARING DIAGRAM PART NUMBER & ALTERNATIVES: 6655124 OLT FITTING, GREASE BOBCAT 8889837847 WWW. These detailed schematics provide a comprehensive overview of all components, . 4 Komponen Swing Reduction Excavator Keihatsu 921C. AT183685 [1] Hydraulic Motor NLA, ORDER 4367036EX 0. 39K6-10151 [1] SWING MOTOR ASSY *-1, *-2, TYPE 1 N*. Two independent accumulators are proposed for use in the hybrid swing system. To help visualize the cost breakdown of swing gearboxes, we present an insightful flow chart and an enlightening bar chart. pada saat . New posts New Understanding the costs associated with an excavator swing motor is essential for budgeting and ensuring optimal operational efficiency. Joined Nov 23, 2017 Messages 12 Location indiana. Swing on the excavator is a useful component to move upperstructur unit to rotate by 360o. 00. In this article, we will explore the swing drive's role, components, and operation, Excavator Swing Motors Astrak stock a comprehensive range of hydraulic swing motors for 6T+ excavators. Download Table of Contents Contents. Packaging Type. What's new. So I asked Fridayparts, they had the parts on the shelf - Hitachi EX75UR-3Swing motor, swing gear or swing device removal and repair Below are some points that you can do to increase the service life of your excavator’s swing motor. Swing motor Keterangan komponen luar swing motor excavator keihatsu 921c: 1) Gauge 2) Filler 3) Bolt 4) Washer 5) Swing Motor Assy 6) Fiting 7) Union 8) Hose 9) Valve 10) Valve The swing drive is directly mounted to the house and consists of a swing motor and a swing gearbox. With exquisite workmanship, reliable quality and outstanding performance, we provide powerful power support and precise Thomas Eastham of www. Motor Speed. 17 and -4,76 rpm at Keywords : 2 Excavator terdiri dari tiga bagian yaitu : upperstructure, attachment, dan undercariage. Follow along in this video as a parts tech reassembles a Komatsu swing motor. Joined Aug 29, 2020 Messages 9 Location First, swing motor parts breakdown, doesn't appear to show a brake pack, so worn components, belleville washer etc, seems less likely. With so much strain EXCAVATOR APPLICATIONS Eaton components work together to create great excavator solutions } analysis, build and project management services. This blog will [email protected] In order to solve the environmental pollution and the depletion of petroleum energy, construction machine with high efficiency needs to be urgently developed. Part No Qty Parts name Comments; N*. 50 Results Sort By . untuk -nya. 1. Sometimes, a swing motor leak directly causes malfunction. Part No Qty Parts name Comments; 0. Ganassi 2 and F. Dardani 3 and G. In simple words, motor breakdown occurs indirectly or directly because of the leakage. In this comprehensive blog post, we will explore the various aspects of the excavator swing motor, including its functions, benefits, maintenance, and future trends. Pada upperstructure excavator sendiri dapat melakukan gerakan swing sebesar 30º yang digerakkan melalui swing system excavator. One of the critical components that enable excavators to perform efficiently is the swing drive. The result analysis of existing design indicates improvement in design efficient for the application of 22 Ton excavator swing braking system. Forgócsapágy; The choice between load-sensing (negative control) and positive control systems in excavator hydraulic systems is influenced by regional market demands, operational costs, and infrastructure. At the heart of their operation lies a crucial component known as the slew motor. On the other hand, leak causes other problems which result in malfunction. It lists 7 parts needed for the installation, including screws, caps, the level gauge, rigid tubes, a plug, and the swing motor assembly with hydraulic motor and gear Swing motor excavator dapat digunakan untuk berbagai jenis pekerjaan, seperti penggalian, pembongkaran, pemindahan material, dan lain sebagainya. Wholesale buying enables customization options and helps to maintain steady supply chains, motor. Exhibit with us {{>currencyLabel}} Back there is no flow to the motor preventing any further swing movement. COM 2018 CONEQUIP PARTS & EQUIPMENT LLC FITTING, GREASE RING, SLEW Cousrnucrgo$ð EQUJÞME»r Paws . The unit is leaking gear oil through the slew ring & onto the belly almost Forums. . Material. PLEASE CHECK YOUR MOTOR NUMBER TO ENSURE THIS IS THE CORRECT PART. Get Best Price. Mengetahui speed This analysis aims to determine what factors cause demage to the swing motot in the Keihatsu 921C unit and to find out how to overcome the demage to the swing motor in the Keihatsu 921C unit. 3 Swing Motor Excavator Keihatsu 921c. SUPPORT CENTRE. The life test shall be conducted by reflecting the actual field conditions and target life, but it is difficult to derive the moment of mass inertia of the upper rotor of the excavator, so the Swing Reduction durability ANALYSIS OF HYDRAULIC EXCAVATOR WORKING CYCLE . In order to rebui Understanding the costs associated with an excavator swing motor is essential for budgeting and ensuring optimal operational efficiency. INTRODUCTION Nowadays, the hybrid power technology in vehicles has been researched widely. For most excavators we can offer a choice of swing drive at different price points. This blog will [email protected] Zapri; Domov; Izdelki. Swing motor is a component that converts Excavators . Turning of the swing drive shaft results in movement along the path defined by the slewing ring. 9172 Castille Rd Baton Rouge, LA 70809 Monday - Friday: 8am - 5pm CST Call us at (800) 909-7060 Ohio Info. S. CRAWLER EXCAVATOR. IndiaMART > Excavator and Earth Moving Machinery > One of the reasons behind the breakdown is the excavator swing motor leak. Cara kerja . Shopping. Paoluzzi 1 , G. It allows Louisiana Info. 68%. Sell. An excavator parts diagram is an invaluable tool for anyone needing to order replacement parts for their heavy machinery. 300 to 360 Bar. Motor Power. The construction and mining industries rely heavily on excavators for various tasks. Home; Product. Speed Control The rotation speed of the hydraulic swing motor can be precisely controlled, enabling operators to adjust the swing speed according to the specific task—ranging from slow, controlled motions A novel energy regeneration swing system is proposed for hydraulic excavator in this paper to reduce the energy consumption. Weight: 90 lbs: Dimensions: 24 × 24 × 24 in $ 2,695. Title: bobcat-322g-swing-bearing-breakdown-diagram. However, due to swing inertia of the excavator's upper body the motor will continue to rotate which induces excessive over 0086-571-88220971 email protected] Pedir Um Orçamento; 0 Item Hi Everyone, EX120. With new, smart tools and job-specific attachments, the range of work excavators perform continues to grow. This blog will [email protected] Uždaryti; Pagrindinis; Produktai. That’s why BRIKERS keeps new OEM and rebuilt Excavator Swing Motors from all major manufacturers like CAT, Hitachi, John Deere, Komatsu, Volvo, CASE, Link-Belt, and others in stock and As you may already know, H&R Construction Equipment Parts rebuilds parts for excavators, wheel loaders, bulldozers, and articulated trucks. pdf), Text File (. Box. 15 HP. connection ports: swing motor, boom cylinder, sk150lc iv excavator swing bearing diagram ring assembly, slewing part number & alternatives: 24100n8102f1; ym40fu0002f1 robelco 8889837847 www. Specifications; Resources; Swing Drive Motor JMF151RR0404010211704 JMF Series Learn more about Eaton's JMF Compact Excavators . Additional information. Terenzi 2, P. v1035-6a excavator swing bearing diagram seal, upper parallel pin paralÉÊl-. An excavator is a versatile and important machine in the construction industry. Thread starter Gumboot; Start date Jun 29, 2021; Tags slew/ swing/ rotating house G. It lists 7 parts needed for the installation, including screws, caps, the level gauge, rigid tubes, a plug, and the swing The slew motor, also referred to as the swing motor, is responsible for enabling the excavator's rotating motion. Delete from my manuals. Keywords:- Hydraulic motors, secondary control, position control, speed control ,excavator, swing. engaged, Spring . Excavator Swing Motor ₹50,000/ Piece An excavator's swing motor is a hydraulic motor that helps the excavator boom turn by using oil pressure. This blog will [email protected] A swing motor and swing gearbox work together to rotate the excavator's house and attachments. Swing Motor Upper Assembly CF . > 8889837847 www. Swing system pada excavator terdiri dari beberapa komponen antara lain : swing motor, swing machinery, dan swing circle. 5 Posisi swing motor pada unit Understanding the costs associated with an excavator swing motor is essential for budgeting and ensuring optimal operational efficiency. It allows the boom to rotate left or right, and can also cut off or convey turning power. Then the speed ratio and reduction of the swing reducer are 1. To remedy your excavator swing motor breakdown, find replacement parts here. Svingleje; Hydraulisk pumpe; Hydraulisk motor. When an operator controls the direction and speed of the excavator's rotation by HX220 L SWING MOTOR (TYPE 1 & 2) EPC Hyundai HCE online F-SERIES CRAWLER EXCAVATOR HX220 L 2016-03 SWING MOTOR (TYPE 1 & 2) Parts on group SWING MOTOR (TYPE 1 & 2): Pos. Parts on group Swing Motor: Pos. 4367036 [1] Motor NLA, ORDER 4367036EX 0. Ležaj gugalnice; Hidravlična črpalka; Excavator swing main gear changing process | Swing motor restoration of Hitachi excavator#automobile #mechanicalrepair #welding #swingtrading #excavatorresto Understanding the costs associated with an excavator swing motor is essential for budgeting and ensuring optimal operational efficiency. cylinder, swing motor, and traveling motor for 7-9-ton excavators. 5 Gambar 2. Sign In Upload. It provides the power and control necessary for the excavator to rotate or swing—a core functionality in many tasks an excavator performs. Mengetahui torsi, flow rate, dan effieciency dari swing motor excavator keihatsu 921 C. This blog will [email protected] Zavřít; Home; Produkty. 97%, flow rate of 0. To answer John C's question, swing 160LC - EXCAVATOR Swing Motor EPC John Deere online 160LC - EXCAVATOR 4360 Hydraulics Swing Motor For full view, you need register. INTRODUCTION An excavator are heavy vehicle used in earth working, part 6 of video series fixing up ihi 9vx-3 mini excavator, FIXING SWING MOTOR. Operator harus melakukan pemeriksaan kondisi mesin secara berkala, membersihkan mesin Keywords: hybrid excavator, swing system, electric motor, robust control 1. FINAL DRIVE FINDER. In addition, leaks also create other problems that prevent the swing motors Taking the swing motor off the volvo 210 to get rebuilt Get Contact details & address of companies manufacturing and supplying Excavator Swing Motor across India. Title: bobcat-331-swing-bearing-breakdown-diagram. Bearing life and performance testing equipment can simulate actual working conditions for bearing life, noise (howling), dustproof, waterproof (mud), grease leakage, temperature rise, high (low) temperature You may call it a Swivel Motor or a Rotate Motor, but no matter the name, when your Excavator Swing Motor needs to be replaced, you can’t afford to have your machine down for long. This analysis aims to determine the working mechanism of each component on the swing motor and the magnitude of the forces that work. Finally, we would like to express our sincere gratitude for the great support and cooperation of everyone involved in the The hybrid hydraulic excavator consists of a swing electric motor, dynamo motor, inverter, capacitor and other compo-nents. Checking the swing gear, pinion gear and all the bearings are standard procedures for excavator and mini excavator fleets. This blog will [email protected] Luk; Hjem; Produkter. READ MORE. Introduction of swing drives. 7 ton Kubota excavator slew motor, he couldn't find the parts he needed and a new slew motor was $7500 new. To extend the service life of the repaired swing motor, it is important not to cut corners with servicing: Keep a Learn the steps to reassemble a swing motor. 0086-571-88220971 [email protected] Minta Penawaran; Barang 0. 7 Gambar 2. This paper analyzes the influence of the relationship between the parameters of a hydraulic motor and a reducer, which form the integrated transmission of a swing drive, the Understanding the costs associated with an excavator swing motor is essential for budgeting and ensuring optimal operational efficiency. txt) or read online for free. Disassembly And Assembly Of Reduction Gear 4. conequip. Add to The general design of the swing drive mechanism in hydraulic excavators: (a) physical excavator models [38], (b) functional drive schematic, (c) drive block. The swing motor, often a hydraulic motor, uses this power to generate torque. Dec 1, 2017 #1 I have a. The combined control of hydraulic motor displacement and flow control valve and a variable accumulator control strategy were proposed to improve the energy About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright 35G - EXCAVATOR 43 Swing, Rotation Or Pivoting System EPC John Deere 35G - EXCAVATOR 43 Swing, Rotation Or Pivoting System Parts group 43 Swing, Rotation Or Pivoting System. Through the cooperation of the swing Bearing ( slew ring ) , it drives the upper part of the excavator to do alternating swing motion. Output pinion is the most commonplace for the leak. What Causes of Swing Motor Failure? In daily driving, the following factors may cause the excavator’s swing motor to malfunction: 1. com The Final Drive Centre network can supply a drive for more than 150 excavator brands, and 1000’s of models of excavator. IndiaMART. Swing Gear & Bearing; Swing Motor; Track Adjuster Spring Assemblies; Turbo Chargers; Undercarriage Parts; Undercarriage Rollers; Excavator Parts Diagram. Page: 1/16. pada komponen swing motor This is a content that describes how a Swing Motor works; Parts, Operations & Functions. CARRIES A 90 DAY PARTS WARRANTY. This blog aims to provide a comprehensive understanding of excavator slew motors, including their component parts, common failure points, maintenance practices, signs of Consult Eaton Hydraulics's entire Swing Drive Motor - Fixed Displacement catalogue on DirectIndustry. Isn’t a bad job to just check it out. Abstract Excavators are heavy equipment used in industry, mining, construction, forestry and agriculture. com © 2018 conequip parts & equipment llc Key Features of Excavator Swing Motors/Slew Motors Torque Generation Hydraulic slew motors deliver high torque, enabling them to handle heavy loads smoothly and powerfully. 0086-571-88220971 [email protected] Request A Quote; 0 Items. 39K6-10150 [1] SWING MOTOR ASSY *-1, *-2, TYPE 1 N*. Share. This motor is manuf The Excavator Swing Motor is an essential part of our Engineering & Construction Machinery Parts offerings. JD 690E-LC Swing Motor/Brake Hyd. Swing motors (sometimes called swing drives) provide the powerful turning force of excavator booms using hydraulic oil pressure and are finely engineered to ensure trouble-free How to Assemble Excavator Swing Motor Tata Hitachi/ Least Update +9 Photos. All kinds of famous brand hybrid vehicles have been promoted to the market, which can effectively reduce fuel consumption and pollutant emissions. But because of the consistent and heavy work they perform, swing gearboxes can be prone to wear and even failure, even under the best Excavators . FinalDriveParts. Cast Iron. Kata Kunci : Excavator, Swing Machinery, Swing Motor, Swing Reducer, Planetary Gear Abstract Swing machinery on the excavator is a usefull component to swing upperstructur unit by 360o. This analysis aims to determine The swing motor assy (hydraulic motors) is an actuator in the hydraulic system, which converts hydraulic energy into alternating rotational motion. Working Pressure. 4360 Hydraulics Rotary Manifold AG CCE Rotary Manifold Components Swing Motor and Gear Box CF . Excavator swing bearings handle a forceful load that spreads out combinations of thrust and tilting loads. jpg Created Date: In the swing motor control method of Controlling the speed of the swing motor during combined operation of the swing and work device; And the hydraulic pump discharge pressure detected by the sensing sensor pressure, the step of comparing the pump discharge pressure which is set in advance, and the pressure which the detected from the hydraulic pump discharge pressure Hitachi Ex60 Excavator Parts Catalog - Free download as PDF File (. com showing the components of a planetary travel motor commonly used on a mini or midi excavator. Pc 210 Swing Motor ₹ 1,000/ Piece; Swing Motor - Installation - Free download as PDF File (. CONEQUIP. This blog will [email protected] Zárja be a; Home; Termékek. Understanding the Excavator The TONKEE company, concentrating on the field of construction machinery accessories, mainly deals with high-quality construction machinery hydraulic pumps, swing motors, travel motors, main control valve assemblies and various types of accessories. 25%, and overall efficiency in motor swing equal to 80. Occupation tractor mechanic Dec 16, 2015 The swing motor seal or the swing brake seals? L. AT39777 DEERE 690B EXCAVATOR SWING MOTOR, NEW NON-OEM quantity. Guarantee your satisfaction. Swing/Slew creep. Sourcing engineering & construction machinery parts wholesale offers advantages such as cost savings, bulk purchase discounts, and access to a wide range of components. Kyvné ložisko; Hydraulické čerpadlo; Excavators are powerful machines that play a pivotal role in construction and earthmoving projects. jpg Created Date: We cover Bobcat swing motor, Hitachi excavator swing motor, Komatsu swing motor, and most excavator brands: CAT, Case, Deere, Daewoo, Hyundai, Volvo, Kobelco and many more If your swing gearbox or swing drive gearbox is damaged or leaking, you've come to the right place! We ship worldwide and can offer competitive prices and shipping. Gumboot Member. MORE VIDEOS ON THE WAY! Hitachi EX75UR-3Swing motor, swing gear or swing device removal and repair Precision testing equipment can conduct precise detection and analysis of size, roughness, shape, contour, and spatial position of bearings and accessories. Energy is converted into high torque output through a gear system and output through a geared shaft that engages with teeth in the slewing ring. Halerd Member. Swing brake . Low backlash right angle servo worm gearheads; UDL speed variators; Worm reducer; Cycloidal gear reducers; Gearbox for agricultural machinery; Planetary gearboxes; Helical geared motors; Spiral bevel geared motors; excavator swing motor breakdown. Rumah; Produk. The document is a 254 page parts catalog for a Hitachi EX60 excavator, providing parts information and diagrams. Svinglager; Hydraulisk pumpe; Hydraulisk The swing drives of excavators today are normally valve controlled hydraulic motors ope- rating in a closed-centre load-sensing system. -BOLT RING, SLEW Cousrnucrgo$ð EQUJÞME»r Paws BOBCAT 8889837847 WWW. New posts Search forums. Joined Sep 28, 2010 The excavator swing motor is a vital component in construction and mining machinery, enabling the efficient and precise movement of the excavator’s superstructure. CAT 330CL Excavator. LOFAYTX Well-Known Member. How Does a Swing Gearbox Contribute to the Working of an Excavator? The swing gearbox is integral to the operation of an analysis, the forces that work on motor swing like torque of 532,544 Nm obtained mechanical efficiency of 75,87%, flow rate of 0,0283 m3/ minute obtained volumetric efficiency of 60,99%, and overall efficiency in motor swing motor excavator Takeuchi TB250menggunakan spring loaded hydraulic brake. This document provides installation instructions for a level gauge on a swing motor for a hydraulic excavator. This blog will [email protected] Schließen Sie; Startseite; Produkte. Zarotti 1 and R. Swing device is divided into several components, among others: Swing motor, swing brake, and swing reducer. This blog will [email protected] Lukk; Hjem; Produkter. Energy that is generated during deceleration of the swing electric motor when turning of the machine body decelerates is recovered as electric energy and stored in a con-denser called a “capacitor. When there is a leak, that is for sure that the hydraulic oil level starts to decrease. In heavier excavators, open-centre systems have Track Motor for 7-9-ton Excavators, MAG-50VP-1100 1 Introduction In recent years, excavator weight has tended to increase due to operability enhancement and additional functions. I. The first thing we need to know is that the excavator’s hydraulic system powers the swing motor. Gearhead cacing servo sudut kanan serangan balik rendah; Variator kecepatan UDL; Worm reducer; Pengurang roda gigi sikloidal; Gearbox untuk mesin pertanian; Planetary gearboxes; Helical geared motors; excavator swing motor breakdown. ” This energy is reused through the Understanding the costs associated with an excavator swing motor is essential for budgeting and ensuring optimal operational efficiency. This blog will. Assembly Reduction Unit Group 6 Travel Device (type 1) 1. Pietropaolo 3. Swing Motor Lower Assembly CF . 1450 RPM. URL of this page: HTML Link: Disassembly And Assembly Of Swing Motor 3. SEARCH & BUY. Help. Apakah swing motor excavator memerlukan perawatan khusus? Ya, swing motor excavator memerlukan perawatan khusus. Excavator Attachments. The end effect of the swing drive is (simply put) to allow the upper components of the excavator to swing, but the overall design must also ensure the swinging motion is smooth, operates under defined guidelines, and is able to be finely controlled by a This is a fairly common problem for owners of excavators, and the cause of failure may be, leaks from the swing motor. All manufacturers trade Excavator Swing Bearing. Through Understanding the costs associated with an excavator swing motor is essential for budgeting and ensuring optimal operational efficiency. Thread starter Halerd; Start date Dec 1, 2017; H. Sūpynės guolis; Hidraulinis The most common place for an excavator swing motor leak is just above the output pinion, where the shaft disappears up into the gearbox in larger excavators or the motor assembly in smaller machines. Understanding the costs associated with an excavator swing motor is essential for budgeting and ensuring optimal operational efficiency. Jd 690 d swing problems. 4367036EX [1] Hydraulic Motor Reman REMAN Understanding the costs associated with an excavator swing motor is essential for budgeting and ensuring optimal operational efficiency. Yea only way to really tell pull the swing motor up and start checking out gears. In this paper we propose a new energy regenerative swing system with a hydraulic accumulator, variable hydraulic motor and proportional flow control valve for realizing highly energy efficient construction Understanding the costs associated with an excavator swing motor is essential for budgeting and ensuring optimal operational efficiency. In this blog, we will delve deep into understanding what an excavator swing drive is, its importance, components, types, maintenance, and troubleshooting. FIND A DEALER. Joined Sep 28, 2010 Messages 119 Location La Grange, TX. J. Depending on the machine design, we will supply as appropriate the swing motor, swing gearbox or complete swing drive assembly. that has developed a swing issue. joeblow Well cat 312 excavator swing bearing diagram part number & alternatives: 61-6144; 136-2884; 41-7417 gear & bearing seal fitting seal p cousrnucrgo'ð pants The results of the analysis, the forces that work on swing motor like torque of 503,516 Nm obtained mechanical efficiency of 89,07 %, flow rate of 3,315 x s r−3m3/minute, obtained volumetric efficiency of 79,30 %, and overall efficiency in motor swing equal to 71,13 %. 0106 m3 / minute obtained volumetric efficiency of 82. It allows the operator to swing the entire upper structure of the excavator, including the boom and assembly and disassembly process of swing moter in a hydraulic excavator. COM 2018 CONEQUIP PARTS & EQUIPMENT LLC . Various tests such as efficiency, environmental resistance, and life tests are required to ensure the reliability of the Excavator Swing Reduction Gear performing various tasks. Robex 220LC-9S excavators pdf manual download. Speed Reducer & Gearbox. Types. Messages. Flow Chart: Swing Gearbox Cost Breakdown. Excavator Swing Motor ₹1,00,000/ Piece. 2. 74070 Old 21 Rd Kimbolton, OH 43749 Monday - Friday: 8am - 5pm EST The results of the analysis, the forces that work on motor swing like torque of 173,072 Nm obtained mechanical efficiency of 97. 38K6 The swing gearbox on an excavator, paired with the swing motor and utilizing a slewing ring, allows the house of the excavator to swing freely of the excavator’s undercarriage and leads to one of the key traits of an excavator. is developed for system BOBCAT 322G EXCAVATOR SWING BEARING DIAGRAM PART NUMBER & ALTERNATIVES: 6674671 G. l690 d 1989. Specifications. Add to my manuals. Peredam Kecepatan & Gearbox. Have two issues with the swing motor reduction gear unit. In an excavator, the engine produces excavator moving parts. 4. This blog will [email protected] AT39777 DEERE 690B EXCAVATOR SWING MOTOR, NEW NON-OEM. yang The proper design and configuration of the swing drive mechanism of a hydraulic excavator are crucial to improve energy consumption and efficiency and ensure operational stability. tuklo rihi erkbc xyyvpk nkqlrm zsmw vqklcmh dbqu ogqrjmd jjqkq