(S/N: 695501 Onwards) - This service manual PDF download for the JS70 JCB Excavator has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to fully at every opportunity.
APPLICABLE MODELS :
JCB Tracked Excavator JS70 from machine no. 695501
TABLE OF CONTENTS :
General Information Care & Safety Routine Maintenance Attachments Body & Framework Electrics Hydraulics Transmission Brakes Track & Running Gear Engine
MANUAL SPECIFICATION :
File Format : PDF Language : English Printable : Yes Searchable : Yes Bookmarked : Yes Publication No. : 9803/6020 Issue 0 Total Pages : 385
This JCB Hydraulic Excavator service manual / repair manual / workshop manual PDF download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having completly searcheble PDF files instead of a hard-printed manual is that you can use the Search feature in your PDF reader software (Adobe Acrobat) to find just what your looking for and just print out the exact pages you need or all manual easily. This is the same manual your local dealer will use when doing a repair. This is a must for the Do-It-Yourselfer! Saving Yourself $$$$$$ In Service Repair And Maintenance Costs !!!!
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Cover Contents
General Information Bolt and Nut Torque Specifications General Torque Settings Service Tools Section C - Electrics Section E - Hydraulics Section F - Transmission Sealing and Retaining Compounds
Care & Safety Safety Notices General Safety Operating Safety Maintenance Safety
Routine Maintenance Fluids and Lubricants Lubricants - Health and Safety Service Schedules Service Intervals for Hydraulic Oil and Filters when using a Breaker Initial Precautions for New Machine Usage Operating Hours Schedule Greasing Slew Ring Teeth and Slew Pinion Slew Ring Bearing Excavator End (Standard Boom) Excavator End (Offset Boom) Battery Hydraulics Air Bleeding Procedures Checking the Fluid Level Releasing Tank Pressure Topping up Fluid Level Air Bleeding From Hydraulic Pump Air Bleeding From the Slew Motor Air Bleeding From Ram Changing the Fluid Changing the Return Filter Element Cleaning/Changing the Suction Trainer Changing the Nephron Filter Changing the Air Breather Element Draining Tank Impurities Changing the Servo Oil Filter Changing the Breaker In-Line Filter (If Fitted) Transmission Checking Track Gearbox Oil Level Changing the Track Gearbox Oil Replenishing Slew Gearbox Grease Tracks and Running Gear Cleaning the Tracks Checking/Adjusting the Track Tension Checking the Track Shoes Checking the Rollers and Idler Wheels for Oil Leaks Engine Changing the Air Filter Elements Checking the Oil Level Changing the Oil and Filter Checking the Coolant Level Coolant Mixtures Changing the Coolant Cleaning the Radiator and Oil Cooler Checking the Fan Belt Tension Fitting a New Fan Belt Draining Fuel Tank Impurities Draining the Water Separator Changing the Fuel Filter Element Cleaning the Lift Pump Strainer Bleeding the Fuel System Component Location Diagram
Body & Framework Weights
Electrics Torque Specifications Technical Data Battery Testing Schematic Diagram Layout Operators Cab Right Console Left Console Display Monitor Control, Function, Operation Electrical Equipment Layout Cab Relays Engine Control Basic Operation of Engine Control One Touch Idle Control Speed Control for Each Mode Emergency Stop Swing Brake/Swing Lock High Travel Lever Lock Power Supply Cut Delay Transistor Protection Monitor Display Throttle Control Assembly Adjustment
Hydraulics Technical Data Schematics Schematic Hydraulic Circuit Travel - High Speed Travel - Low Speed Linear Travel Swing Operation (0% Swing Brake) Swing - No Swing Operation (50% Swing Brake) Swing Lock Operation (100% Spring Brake) Swing Brake Operation Swing and Dipper in Simultaneous Operation Swing Over-run Prevention Operation Swing Reduction Gear Oil Recycling Attachment Boom Up Attachment Boom Down Attachment - Dipper Out Attachment - Dipper In Attachment - Bucket Open Attachment - Bucket Close Attachment - Blade Up Attachment - Blade Down Quick Heat Circuit Pilot Control Line Pressure Testing Function Chart Hydraulic Pump Dismantling and Assembly Fault Finding Control Valve Introduction, Technical Data Precautions During Use Operation Fault Finding Dismantling and Assembly Remote Control Valve (Hand) Technical Data, Schematics Operation Dismantling and Assembly Fault Finding Maintenance Specifications Cushion Valve Operation Multiple Valves Operation Fault Finding Dismantling and Assembly Hydraulic Rams Precautions During Use Bucket Ram Removal and Replacement Dipper Ram Removal and Replacement Boom Ram Removal and Replacement Offset Boom Ram Removal and Replacement Blade Ram Removal and Replacement Removal and Fitting Re-Conditioning Fault Finding Rotary Coupling Technical Data Operation Removal Replacement Dismantling Assembly Slew Motor Hydraulic Motor Components Reduction Gear Components Hydraulic Circuit Operation Maintenance Specifications Motor Assembly/Cylinder Assembly Dismantling and Assembly Fault Finding
Transmission Traction Motor/Reduction Gear Operation Fault Finding Removal and Replacement Motor Bleeding Testing Cross Sectional View Exploded View (Motor) Exploded View (Gearbox) Component List Traction Gearbox Dismantling Inspection Assembly
Track and Running Gear Removal and Replacement Replacing the Shoe Plate Replacing the Track Link Idler Wheel and Recoil Unit Removal Replacement Idler Wheel Dismantling Assembly Recoil Unit Dismantling Assembly Grease Cylinder Dismantling Assembly Drive Sprocket Removal Replacement Top Roller Removal Replacement Dismantling Assembly Bottom Roller Removal Replacement Dismantling Assembly