{"product_id":"sumitomo-sh80-3b-hydraulic-excavator-repair-service-manual","title":"Sumitomo SH80-3B Hydraulic Excavator Repair Service Manual","description":"Format : PDF\u003cbr\u003eSUPPLIED AS DOWNLOADABLE LINK\u003cbr\u003e\u003cbr\u003eSumitomo\u003cbr\u003eExcavator SH80-3B\u003cbr\u003eFormat: PDF\u003cbr\u003eManual Identification: WLSM0803-00W, WLST0803B-00W, WDL0830-0T , WCL0830-0T\u003cbr\u003eEnglish\u003cbr\u003eSumitomo SH80-3B Hydraulic Excavator Repair Service Manual – 179 Pages \u0026amp; 91 Pages\u003cbr\u003eOperators Manual – 194 Pages\u003cbr\u003eParts Catalog –  456 Pages\u003cbr\u003e\u003cbr\u003eDescription\u003cbr\u003eSumitomo SH80-3B Hydraulic Excavator Repair Service Manual\u003cbr\u003eSumitomo\u003cbr\u003eExcavator SH80-3B\u003cbr\u003eFormat: PDF\u003cbr\u003eManual Identification: WLSM0803-00W, WLST0803B-00W, WDL0830-0T , WCL0830-0T\u003cbr\u003eEnglish\u003cbr\u003eSumitomo SH80-3B Hydraulic Excavator Repair Service Manual – 179 Pages \u0026amp; 91 Pages\u003cbr\u003eOperators Manual – 194 Pages\u003cbr\u003eParts Catalog –  456 Pages\u003cbr\u003eSumitomo SH80-3B Manual TABLE OF CONTENTS\u003cbr\u003eMain body Section\u003cbr\u003eSpecifications ………………………………………………………………………………………… 1\u003cbr\u003eOverall …………………………………………………………………………………………………………1\u003cbr\u003e1. Main Data ……………………………………………………………………………………………1\u003cbr\u003e2. Performance ………………………………………………………………………………………..1\u003cbr\u003e3. Main Body Dimensions………………………………………………………………………….1\u003cbr\u003e4. Engine ………………………………………………………………………………………………..2\u003cbr\u003e5. Cooling System ……………………………………………………………………………………2\u003cbr\u003e6. Upper Side Work System ………………………………………………………………………3\u003cbr\u003e7. Operating Device………………………………………………………………………………….4\u003cbr\u003e8. Swing Units …………………………………………………………………………………………5\u003cbr\u003e9. Travel Lower Body ………………………………………………………………………………..5\u003cbr\u003e10. Dozer Blade…………………………………………………………………………………………5\u003cbr\u003eHydraulic Equipment………………………………………………………………………………………6\u003cbr\u003e1. Hydraulic Device…………………………………………………………………………………..6\u003cbr\u003e2. Control Valve, Cylinder ………………………………………………………………………….6\u003cbr\u003eCapacities, Filters ………………………………………………………………………………………….7\u003cbr\u003e1. Coolant and Oil Capacities …………………………………………………………………….7\u003cbr\u003e2. Hydraulic Oil Filters ………………………………………………………………………………7\u003cbr\u003e3. Fuel Filter ……………………………………………………………………………………………7\u003cbr\u003eOverall View ………………………………………………………………………………………….. 8\u003cbr\u003eOverall View (SH80-3B)………………………………………………………………………………….8\u003cbr\u003e1. Standard Arm (1.71 m)………………………………………………………………………….8\u003cbr\u003e2. Long Arm (2.12 m) ……………………………………………………………………………….8\u003cbr\u003eWork Range Diagram……………………………………………………………………………… 9\u003cbr\u003eWork Range Diagram (SH80-3B) …………………………………………………………………….9\u003cbr\u003e1. Standard Arm (1.71 m)………………………………………………………………………….9\u003cbr\u003e2. Long Arm (2.12 m) ……………………………………………………………………………..10\u003cbr\u003eOptional Components …………………………………………………………………………… 11\u003cbr\u003eList of Optional Components …………………………………………………………………………11\u003cbr\u003eMajor Equipment ………………………………………………………………………………….. 12\u003cbr\u003eEquipment Configuration ………………………………………………………………………………12\u003cbr\u003eOverall……………………………………………………………………………………………………12\u003cbr\u003eOperator's Cab………………………………………………………………………………………..13\u003cbr\u003eMain Equipment Table…………………………………………………………………………… 14\u003cbr\u003eLower Mechanism………………………………………………………………………………………..14\u003cbr\u003eAssembly Diagrams (with blade)………………………………………………………………..14\u003cbr\u003eLower Component ……………………………………………………………………………………….15\u003cbr\u003e1. Travel Unit………………………………………………………………………………………….15\u003cbr\u003e2. Take-up Roller ……………………………………………………………………………………15\u003cbr\u003e3. Upper-roller ……………………………………………………………………………………….15\u003cbr\u003e4. Lower-roller………………………………………………………………………………………..15\u003cbr\u003e5. Recoil Spring……………………………………………………………………………………..16\u003cbr\u003e6. Shoes ……………………………………………………………………………………………….16\u003cbr\u003eUpper Component ……………………………………………………………………………………….17\u003cbr\u003e1. Swing Unit …………………………………………………………………………………………17\u003cbr\u003eEngine-related …………………………………………………………………………………………….18\u003cbr\u003e1. Engine ………………………………………………………………………………………………18\u003cbr\u003e2. Muffler ………………………………………………………………………………………………18\u003cbr\u003e3. Air Cleaner (double element)………………………………………………………………..19\u003cbr\u003e4. Radiator…………………………………………………………………………………………….19\u003cbr\u003eHydraulic Device………………………………………………………………………………………….20\u003cbr\u003e1. Hydraulic pump ………………………………………………………………………………….20\u003cbr\u003eControl-related…………………………………………………………………………………………….21\u003cbr\u003e1. Control Valve ……………………………………………………………………………………..21\u003cbr\u003e2. Solenoid Valve (4 stack) ………………………………………………………………………21\u003cbr\u003e3. Remote Control Valve (left\/right, travel operations) ………………………………….22\u003cbr\u003e4. Remote Control Valve Characteristic Diagram………………………………………..24\u003cbr\u003e5. Center Joint ……………………………………………………………………………………….26\u003cbr\u003eBackhoe Attachment…………………………………………………………………………………….27\u003cbr\u003e1. Cylinder …………………………………………………………………………………………….27\u003cbr\u003e2. Attachments ………………………………………………………………………………………28\u003cbr\u003eFuel Tank ……………………………………………………………………………………………………29\u003cbr\u003eSump Tank………………………………………………………………………………………………….31\u003cbr\u003eHydraulic Section\u003cbr\u003eHydraulic Pump Operational Description …………………………………………………… 1\u003cbr\u003eConfiguration and Principle of Operation…………………………………………………………..1\u003cbr\u003eFlow Control………………………………………………………………………………………………….3\u003cbr\u003e1. Constant controlling of simultaneous output……………………………………………..3\u003cbr\u003e2. Power-down control by discharge pressure of blade pump (blade shift) ……….4\u003cbr\u003eControl Valve Operation ………………………………………………………………………….. 5\u003cbr\u003eOperation with All Spools in Neutral …………………………………………………………………5\u003cbr\u003e1. Main passage ………………………………………………………………………………………5\u003cbr\u003e2. Signal passage…………………………………………………………………………………….5\u003cbr\u003eIndependent Operation …………………………………………………………………………………..7\u003cbr\u003e1. Travel spool switch-over (Figure 1) ………………………………………………………….7\u003cbr\u003e2. Backup spool switch-over (Figure 2) ……………………………………………………….7\u003cbr\u003e3. Swing spool switch-over (Figure 3)………………………………………………………….8\u003cbr\u003e4. Bucket spool switch-over (Figure 3) ………………………………………………………..8\u003cbr\u003e5. Boom spool switch-over…………………………………………………………………………9\u003cbr\u003e6. Arm spool switch-over …………………………………………………………………………11\u003cbr\u003e7. Blade spool switch-over (Add-on) (Figure 9) …………………………………………..13\u003cbr\u003e8. Boom Swing spool switch-over (Add-on) (Figure 9A)……………………………….13\u003cbr\u003e9. Relief valve ………………………………………………………………………………………..14\u003cbr\u003e10. Anti-drift valve (Boom section)………………………………………………………………15\u003cbr\u003eCombined Operations…………………………………………………………………………………..17\u003cbr\u003e1. Additional operation with travel (Figure 14) …………………………………………….17\u003cbr\u003eRelief Valve…………………………………………………………………………………………………18\u003cbr\u003e1. Main relief valve………………………………………………………………………………….18\u003cbr\u003e2. Overload relief valve……………………………………………………………………………19\u003cbr\u003eSwing Unit Swing Motor ………………………………………………………………………… 20\u003cbr\u003eFunctional and Operational Description ………………………………………………………….20\u003cbr\u003e1. Swash Plate Motor ……………………………………………………………………………..20\u003cbr\u003e2. Parking Brake (for models equipped with parking brakes) ………………………..22\u003cbr\u003e3. Principle of Relief Valve Operation ………………………………………………………..23\u003cbr\u003e4. Makeup Valve …………………………………………………………………………………….26\u003cbr\u003e5. Reduction Gear (2-stage planetary gear)……………………………………………….27\u003cbr\u003eOverview…………………………………………………………………………………………………….28\u003cbr\u003e1. Features ……………………………………………………………………………………………28\u003cbr\u003e2. Operational Description……………………………………………………………………….28\u003cbr\u003eTravel Unit Travel Motor …………………………………………………………………………. 32\u003cbr\u003eExternal Dimensional Drawing……………………………………………………………………….32\u003cbr\u003eBasic Structure and Drawings ……………………………………………………………………….33\u003cbr\u003e1. Basic structure of GM motor…………………………………………………………………33\u003cbr\u003e2. Parts list…………………………………………………………………………………………….35\u003cbr\u003eOperational Description ………………………………………………………………………………..36\u003cbr\u003e1. Reduction gear …………………………………………………………………………………..36\u003cbr\u003e2. Hydraulic drive section ………………………………………………………………………..37\u003cbr\u003eHydraulic Circuit Section\u003cbr\u003ePort Locations ……………………………………………………………………………………….. 1\u003cbr\u003eHydraulic Pump …………………………………………………………………………………………….1\u003cbr\u003eControl Valve ………………………………………………………………………………………………..2\u003cbr\u003eControl Valve ………………………………………………………………………………………………..3\u003cbr\u003ePilot Hose Connection Diagrams ……………………………………………………………… 4\u003cbr\u003ePilot P \u0026amp; T Lines ……………………………………………………………………………………………4\u003cbr\u003ePilot Control Lines …………………………………………………………………………………………6\u003cbr\u003eFunctional Description…………………………………………………………………………….. 8\u003cbr\u003eList of Functions ……………………………………………………………………………………………8\u003cbr\u003eControl Valve Configuration Table…………………………………………………………………..10\u003cbr\u003eOverview………………………………………………………………………………………………..10\u003cbr\u003eExplanation of Hydraulic Circuit and Operations (standard model)………………. 11\u003cbr\u003eTravel Circuits ……………………………………………………………………………………………..11\u003cbr\u003eHigh-speed Travel Circuit ………………………………………………………………………….11\u003cbr\u003eLow-speed Travel Circuit …………………………………………………………………………..13\u003cbr\u003eStraight-travel Circuit (Boom-Up and Travel-Forward) …………………………………..15\u003cbr\u003eSwing Circuit……………………………………………………………………………………………….17\u003cbr\u003eSwing Parking Circuit ……………………………………………………………………………….17\u003cbr\u003eSwing Override Throttle Circuit ………………………………………………………………….19\u003cbr\u003eBucket Circuit………………………………………………………………………………………………21\u003cbr\u003eBucket-Opening Circuit …………………………………………………………………………….21\u003cbr\u003eArm CIrcuits………………………………………………………………………………………………..23\u003cbr\u003eArm-in \/ Arm-out 2-speed Circuit ……………………………………………………………….23\u003cbr\u003eBoom Circuits ……………………………………………………………………………………………..25\u003cbr\u003eBoom Circuit 1: Boom-up 2-speed Circuit……………………………………………………25\u003cbr\u003eBoom Circuit 2: Boom-down Load Holding Valve Circuit ……………………………….27\u003cbr\u003eBoom Swing CIrcuit ……………………………………………………………………………………..29\u003cbr\u003eBoom Swing CIrcuit …………………………………………………………………………………29\u003cbr\u003eBlade Circuits ……………………………………………………………………………………………..31\u003cbr\u003eBlade Circuits………………………………………………………………………………………….31\u003cbr\u003eExplanation of Hydraulic Circuit and Operations (option)……………………………. 33\u003cbr\u003eBackup Circuits……………………………………………………………………………………………33\u003cbr\u003eBreaker and Crusher Circuit (2-speed confluence crusher circuit) ………………….33\u003cbr\u003eBreaker and Crusher Circuit (breaker circuit)\u003cbr\u003eUltra Small Tail Swing Hydraulic Excavator………………………..36\u003cbr\u003eBackup Reciprocating Circuit (ultra small swing hydraulic excavator)………………38\u003cbr\u003eSecondary Backup Reciprocating Circuit\u003cbr\u003e(ultra small tail swing hydraulic excavator) ………………………….40\u003cbr\u003eElectric Circuits Section\u003cbr\u003eOperational Description…………………………………………………………………………… 1\u003cbr\u003eMonitor Display ……………………………………………………………………………………………..1\u003cbr\u003e1. Monitor switch panel……………………………………………………………………………..1\u003cbr\u003e2. List of Functions …………………………………………………………………………………..2\u003cbr\u003eEngine Control………………………………………………………………………………………………3\u003cbr\u003e1. Engine start-up control ………………………………………………………………………….3\u003cbr\u003e2. Engine Start-up Circuit ………………………………………………………………………….4\u003cbr\u003e3. Monitor Output Control ………………………………………………………………………..10\u003cbr\u003e4. Monitor Display Control ……………………………………………………………………….17\u003cbr\u003eElectric Circuit Diagrams……………………………………………………………………….. 23\u003cbr\u003eElectric Circuit Diagram 1 ……………………………………………………………………………..23\u003cbr\u003eElectric Circuit Diagram 2 ……………………………………………………………………………..24\u003cbr\u003eElectric Circuit Diagram: Air Conditioner 1 ………………………………………………………25\u003cbr\u003eElectric Circuit Diagram: Air Conditioner 2 ………………………………………………………26\u003cbr\u003eHarness Diagrams ……………………………………………………………………………….. 27\u003cbr\u003eUpper Frame……………………………………………………………………………………………….27\u003cbr\u003eFrame Wiring Main Harness ……………………………………………………………………..27\u003cbr\u003eInside Cab ………………………………………………………………………………………………….28\u003cbr\u003eCab Wiring Main Harness…………………………………………………………………………28\u003cbr\u003eWiring Diagrams…………………………………………………………………………………… 29\u003cbr\u003eElectrical Components and Wiring for Upper Frame (frame)………………………………29\u003cbr\u003eElectrical Components and Wiring for Cab………………………………………………………30\u003cbr\u003eElectrical Components and Wiring for Upper Frame (engine) …………………………….31\u003cbr\u003eElectrical Components and Wiring for Upper Frame (battery)…………………………….32\u003cbr\u003eHeater………………………………………………………………………………………………………..33\u003cbr\u003eAir Conditioner…………………………………………………………………………………………….34\u003cbr\u003eInside Frame …………………………………………………………………………………………..34\u003cbr\u003eInside Caiob ……………………………………………………………………………………………35\u003cbr\u003eMaintenanse section\u003cbr\u003eMeasuring \/ Adjusting Pressure ……………………………………………………………….. 1\u003cbr\u003eMeasuring Pressure ………………………………………………………………………………………1\u003cbr\u003e1. Basic conditions …………………………………………………………………………………..1\u003cbr\u003e2. Pressure settings………………………………………………………………………………….1\u003cbr\u003e3. Ports for measuring pressure …………………………………………………………………2\u003cbr\u003e4. Preparation for Measuring Pressure………………………………………………………..3\u003cbr\u003e5. Measuring Pressure ……………………………………………………………………………..4\u003cbr\u003ePressure adjustment………………………………………………………………………………………7\u003cbr\u003e1. Pressure adjusting points ………………………………………………………………………7\u003cbr\u003eBleeding Air ………………………………………………………………………………………………….9\u003cbr\u003eAttachments Dimensions ………………………………………………………………………. 10\u003cbr\u003eAttachment Installation Methods ……………………………………………………………………10\u003cbr\u003eAppendix …………………………………………………………………………………………….. 11\u003cbr\u003eUnit Conversion Table…………………………………………………………………………………..11\u003cbr\u003eNew Hydraulic Oil ………………………………………………………………………………………..12\u003cbr\u003eLong-life hydraulic oil (IDEMITSU Daphne Super Hydro 46SX) ……………………..12\u003cbr\u003eCompatibility………………………………………………………………………………………… 13\u003cbr\u003eList of Common Features and Compatibility of Major Parts ……………………………….13\u003cbr\u003eWhen parts have to be replaced in either the SH80-3B Hydraulic Excavator , it is essential that only genuine Sumitomo parts should be used. Special attention should be paid to the following points concerning repairs and the fitting of replacement parts and accessories.\u003cbr\u003eIndexing\u003cbr\u003eFor convenience the manual is divided into section and parts, each page bearing a section and part number. The sections are subdivided into numbered operation. This simplifies cross referencing and enable the subject to be found easily.","brand":"Uploader","offers":[{"title":"Default Title","offer_id":53602236891467,"sku":null,"price":61.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0978\/2519\/4315\/files\/1-4_f36979fc-f86e-4689-89bb-12885e3ec73c.png?v=1760448756","url":"https:\/\/manualbull.com\/products\/sumitomo-sh80-3b-hydraulic-excavator-repair-service-manual","provider":"ManualBull","version":"1.0","type":"link"}