John Deere 8120, 8220, 8320, 8420, and 8520 Tractors (Export Edition) Operator's Manual is divided into different sections. Each section covers a specific component or system with detailed illustrations. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. The printer-ready PDF documents work like a charm on all kinds of devices. This document is printable, without restrictions, contains searchable text, bookmarks, crosslinks for easy navigation.

OMAR178076 - John Deere 8120, 8220, 8320, 8420, and 8520 Tractors (Export Edition) Operator's Manual.pdf
omar199675_14 - 8120, 8220, 8320, 8420, 8520.pdf
omar203352 - Tratores 8120, 8220, 8320, 8420 e 8520.pdf

Category: Operator's Manual
Language: English Chinese Portuguese
Published on 2004/12/20

TABLE OF CONTENTS
Section 05: Safety................20
  Recognize Safety Information................21
  Understand Signal Words................22
  Follow Safety Instructions................23
  Prevent Machine Runaway................24
  Use Seat Belt Properly................25
  Operating the Tractor Safely................26
  Stopping and Parking Tractor................28
  Keep Riders Off Machine................29
  Handle Fuel Safely-Avoid Fires................30
  Prepare for Emergencies................31
  Handle Starting Fluid Safely................32
  Wear Protective Clothing................33
  Protect Against Noise................34
  Handle Agricultural Chemicals Safely................35
  Avoid Contact with Pesticides................163
  Stay Clear of Rotating Drivelines................38
  Use Safety Lights and Devices................39
  Use a Safety Chain................40
  Transport Towed Equipment at Safe Speeds................41
  Use Caution on Hillsides................43
  Freeing a Mired Machine................443
  Transport Tractor Safely................45
  Service Cooling System Safely................46
  Practice Safe Maintenance................47
  Support Machine Properly................48
  Remove Paint Before Welding or Heating................49
  Avoid Heating Near Pressurized Fluid Lines................50
  Avoid High-Pressure Fluids................51
  Protect Against High Pressure Spray................52
  Handling Batteries Safely................53
  Dispose of Waste Properly................55
  Service Accumulator Systems Safely................56
Section 10: Safety Signs................58
  Safety Signs................58
Section 15: Controls and Instruments................59
  Front Console................60
  Ignition Switch................61
  Corner Post Display................62
  Side Console................63
  Armrest Controls................64
  Vehicle Monitor Warning System................66
  Vehicle Monitor................68
  Changing Display Functions................70
  Calibrating Radar................73
  Calibrating Tire Size................75
  Performance Monitor-If Equipped................59
  Performance Monitor-Data Entry and Saving Mode................59
  Performance Monitor-Adjusting Backlight................59
  Performance Monitor-Service................59
  Performance Monitor-Area, Distance, Area/H, Width, and PTO RPM................59
  Performance Monitor-Operation and Calibration................59
  Performance Monitor-Wheel Slip................59
  Performance Monitor-Vehicle Speed................59
Section 20: Lights................90
  Operating Lights................91
  Operating Turn Signals, Horn and High/Low Beam................93
  Using Delayed Egress Lighting-If Equipped................90
  Operating Hazard Light................95
  Operating Rotary Beacon Light-If Equipped................90
  Using Extremity Transport Warning Lights................97
  Using Seven-Terminal Outlet................98
Section 25: Operator Station................100
  Adjusting Air Suspension Seat................101
  Adjusting Active Seat................103
  Heated Leather Seat-If Equipped................100
  Operator Presence Sensor................263
  Adjusting Armrest Control................108
  Using Heating and Air Conditioning - Standard................109
  Using ClimaTrakClimaTrak is a trademark of Deere & Company (ATC) - If Equipped (Serial No. -010000)................100
  Using ClimaTrakClimaTrak is a trademark of Deere & Company (ATC) - If Equipped (Serial No. 010001-)................100
  Change ClimaTrakClimaTrak is a trademark of Deere & Company (ATC) Unit Display From Fahrenheit to Centigrade................100
  Operating Windshield Wiper................117
  Operating Rear Windshield Wiper and Washer- If Equipped................118
  Adjusting Steering Wheel................119
  Operating the Radio................120
  Operating the Radio with Optional Cassette Tape Player................122
  Operating the Optional Compact Disc Player................128
  Operating the Optional Cassette Tape Player................126
  Operating the Optional Compact Disc Player................128
  Setting the Clock................130
  Installing Mobile Radio and Antenna-Standard Cab................100
  Installing Mobile Radio and Antenna-Deluxe Cab................100
  Using Field Office-If Equipped................100
  Using Electrical Outlets................136
  Using Auxiliary Power Strip-If Equipped................100
  Identifying GREENSTAR GREENSTAR is a trademark of Deere & Company System Connections-If Equipped................100
  Using Monitor Mounts................141
  Using Electric Rear View Mirror-If Equipped................100
  Using Storage Compartment-If Equipped................143
  Positioning Steps and Handrails................144
  Right-Hand Steps-If Equipped................145
  Accessory Step-If Equipped................146
Section 30: Break-In Period................147
  Break-In Check-First 100 Hours................147
  Break-In Check-After First 100 Hours................147
Section 35: Operating the Engine................157
  Engine Fuel System and Power Rating................151
  Starting the Engine................152
  Cold Weather Starting-If Equipped................153
  Cold Weather Starting-Without Optional Cold Weather Starting Aid................155
  Operating the Engine................157
  Changing Starting Fluid Cans-If Equipped................158
  Using Auxiliary Heaters................159
  Using a Battery Booster or Charger................160
Section 40: Operating the Tractor................162
  Avoid Contact with Pesticides................163
  Clean Tractor of Hazardous Pesticides................165
  Using Emergency Exit................166
  Using Seat Belts................167
  Using Instructional Seat................168
  Transmission-Hydraulic System Warm-Up................169
  Operating the Transmission................170
  Shifting the Transmission................172
  Operating Tractor with Independent Link Suspension................175
  Operating Automatic Powershift (APS)................176
  Transmission Service Codes................178
  Using the Brakes................179
  Using Pneumatic Trailer Brakes-If Equipped................180
  Using Mechanical Front-Wheel Drive................181
  Using Differential Lock................183
  Using Field Cruise................184
Section 45: Implement Management System................185
  Implement Management System (IMS) - Description................186
  Implement Management System (IMS) - Display Codes................187
  IMS Functions - Hitch................189
  IMS Functions - Transmission................190
  IMS Functions - Automatic PowerShift (APS)................191
  IMS Functions - Selective Control Valves................192
  IMS Functions - MFWD................193
  IMS Functions - PTO................194
  IMS Functions - Differential Lock................195
  Operating The Implement Management System (IMS)................196
  Aborting IMS................198
  Clearing IMS Sequence................199
Section 50: Hitch................200
  Hitch Components................201
  Hitch Controls................202
  Using Correct Hitch Category................203
  Using Hitch Control Lever and Raise/Lower Switch................204
  Adjusting Height Limit................206
  Adjusting Rate of Drop................207
  Using External Raise and Lower Switches................208
  Using Hitch Manual Lowering Feature................209
  Using Load/Depth Control................210
  Using Position Control................211
  Using Float Position................212
  Using Draft Control................213
  Using Hitch Slip Command (HSC)................214
  Using Sway Blocks................216
  Attaching Implement to Quick Coupler................217
  Adjusting Implement Level................220
  Changing Lateral Float................222
  Detaching Implement from Quick Coupler................223
  Hitch Conversion-Convertible Quick Coupler................224
  Operating the Wagon Hitch................226
  Operating the Pickup Hitch................227
  Changing Pickup Hitch Hook................229
  Using Front Hitch-If Equipped................200
Section 55: TouchSet Depth Control................233
  Using TouchSetTouchSet is a trademark of Deere & Company Depth Controls................233
  TouchSetTouchSet is a trademark of Deere & Company Scraper Control-for Scrapers Equipped with Scraper Control Unit-If Equipped................233
  Enabling TouchSetTouchSet is a trademark of Deere & Company Scraper Control System................233
  Attaching Implement and Control System................238
  Checking Depth Control Operation................241
  Detaching Implement................243
Section 60: Hydraulics and Selective Control Valves................244
  Connecting Hydraulic Hoses................245
  Disconnecting Hydraulic Hoses................248
  Using SCV TouchSetTouchSet is a trademark of Deere & Company Controls and Monitor................244
  Determining Total Flow Demand................251
  Adjusting Selective Control Valve Flow Rate................253
  Adjusting Timed Detent................254
  Using SCV Control Levers................256
  SCV Lever-Neutral Position................244
  SCV Lever-Extend Position................244
  SCV Lever-Extend Detent Position................244
  SCV Lever-Retract Position................244
  SCV Lever-Retract Detent Position................244
  SCV Lever-Float Position................244
  Operator Presence Sensor................263
Section 65: Remote Hydraulic Connections................264
  Hydraulic Component Identification................265
  Using Load-Sensing Hydraulic System-Power-Beyond................264
  Examples Using Load-Sensing Hydraulic System- Power-Beyond................267
  Using Hydraulic Spray Pumps................270
  Implement Connection Example 1-Pressure Control Valve Applications (Grain Drills or Air Seeders with Constant Down-Pressure System)................272
  Implement Connection Example 2-Motor Application Using Motor Case Drain................273
  Implement Connection Example 3-Closed Center Valve with Pump at High Pressure................275
  Implement Connection Example 4-Planter with Vacuum Motor and Return Line to SCV Using Motor Return Tip................276
  Implement Connection Example 5-Planter with Vacuum Motor, Return Line to Motor Return and Lift Assist................277
  Implement Connection Example 6-Planter with Vacuum Motor and Return Line to Motor Return................278
  Using Hydraulic Motor Return................279
  Using Hydraulic Motor Case Drain Return (Sump)................280
  Using Implement Requiring Large Volumes of Oil................282
Section 70: Drawbar and PTO................283
  Observing Drawbar Load Limitations................284
  Adjusting Drawbar Length................288
  Adjusting Drawbar Height................289
  Adjusting Drawbar Side-to-Side................290
  Installing and Using Clevis Assembly................291
  Attaching PTO-Driven Implement................293
  Using PTO Shield................295
  Operating Rear PTO................297
  Using Correct Engine Speed................298
  Using Correct PTO Shaft................299
  Changing PTO Stub Shaft................300
Section 75: Performance Ballasting................302
  General Performance Guidelines................303
  Maximum Load Per Wheel................305
  Controlling Power Hop-MFWD Tractors................307
  Using Rear Wheel Weights................324
  Calculating Ballast for Optimum Performance................310
  Worksheet to Calculate Ballast Changes................313
  Unballasted Tractor Weight Chart for 8120, 8220, 8320 Small Frame Tractors................314
  Unballasted Tractor Weight Chart for 8120, 8220, 8320 Large Frame and 8420 MFWD Tractors................318
  Unballasted Tractor Weight Chart for 8420 and 8520 Independent Link Suspension................319
  Installing Quik-Tatch Weights................322
  Using Rear Wheel Weights................324
  Using Implement Codes................326
  Implement Codes-Quik-Tatch Weights Required................302
  Weight Added to Rear Axle with Hitch Mounted Implements................329
  Measuring Wheel Slip-Manually................330
  Using Liquid Ballast................332
  Liquid Ballast-Front Tires................302
  Liquid Ballast-Rear Tires................302
Section 80: Wheels, Tires, and Treads................336
  Tire Combinations................338
  Tire Combinations Tables................339
  Tire Inflation Pressure Guidelines................340
  Recommended Pressures-Bias Single Front Tires................336
  Recommended Tire Pressures-Group 41................336
  Recommended Pressures-Group 42................336
  Recommended Pressures-Group 42 - Continued................336
  Recommended Pressures-Group 42 - Continued................336
  Recommended Pressures-Group 43................336
  Recommended Pressures-Group 43 - Continued................336
  Recommended Pressures-Group 46................336
  Recommended Pressures-Group 47................336
  Recommended Pressures-Group 47-Continued................336
  Recommended Pressures-Group 47 - Continued................336
  Recommended Pressures-Group 48................336
  Recommended Pressures-Group 48 - Continued................336
  Two Wheel Drive Front Axle Adjustment................366
  Two Wheel Drive Front Axle and Wheel Bolt Tightening................367
  Two Wheel Drive Front Axle Toe-In Check................368
  Two Wheel Drive Front Axle Toe-In Adjustment................369
  Two Wheel Drive Front Axle Tread Setting................370
  Two Wheel Drive Front Axle with Extensions Tread Settings................371
  MFWD and Independent Link Suspension Front Wheel Bolts Tightening................372
  Independent Link Suspension Front Duals Installation................374
  MFWD Toe-In Check................376
  MFWD Toe-In Adjustment................377
  MFWD Steering Stop Settings................378
  Independent Link Suspension Steering Stop Settings................379
  Determining Rim Type................382
  Eight Position Wheel Settings................383
  Sixteen Position Wheel Settings................387
  MFWD Fender Settings................388
  Independent Link Suspension Fender Settings................389
  MFWD and Independent Link Suspension Front Tire, Fender and Steering Stop Settings................390
  Independent Link Suspension Dual Front Tire, Fender and Steering Stop Settings................400
  Drive Rim to Cast Wheel Installation................402
  Dual Wheel to Hub Installation................403
  Rear Drive Wheel with Standard Hubs Adjusting and Tightening................404
  Rear Drive Wheels with Standard Hubs Adjusting and Tightening................406
  Rear Drive Wheel and Dual Heavy Duty Hubs Adjusting and Tightening................408
  Rear Wheel, Tire, and Tread Guidelines................409
  Rear Drive Wheel Tread Settings for Single Wheels................411
  Rear Dual Wheel Tread Settings................413
  Rear Triple Wheel Tread Settings................422
  480 and 520 mm Triple Rear Wheel Tread Settings................428
  Rear Dual Wheel Row Crop Settings................430
  Rear Triple Wheel Row Crop Settings................432
Section 85: Transport................435
  Driving Tractor on Roads................436
  Transporting With Ballast................437
  Towing Loads................438
  Using a Safety Chain................439
  Towing Tractor................440
  Freeing a Mired Machine................443
  Transporting on Carrier................445
Section 90: Fuels, Lubricants, and Coolant................447
  Diesel Fuel................448
  Handling and Storing Diesel Fuel................449
  Fill Fuel Tank................450
  Bio-Diesel Fuel................452
  Diesel Engine Break-In Oil................453
  Diesel Engine Oil................454
  Extended Diesel Engine Oil Service Intervals................455
  Oil Filters................456
  Diesel Engine Coolant................457
  Operating in Warm Temperature Climates................459
  Drain Intervals for Diesel Engine Coolant................460
  Additional Information About Diesel Engine Coolants and Supplemental Coolant Additives................461
  OILSCAN OILSCAN is a registered trademark of Deere & Company. and COOLSCAN COOLSCAN is a trademark of Deere & Company.................447
  Testing Diesel Engine Coolant................464
  Transmission and Hydraulic Oil................465
  Powershift Transmission Recalibration................466
  MFWD Differential Case Oil-Standard MFWD................447
  MFWD Differential Case Oil-MFWD with Independent Link Suspension................447
  MFWD Wheel Hub Oil................469
  Grease................471
  Mixing of Lubricants................472
  Alternative and Synthetic Lubricants................473
  Lubricant Storage................474
Section 95: Maintenance and Service Intervals................475
  Observe Service Intervals................476
  Raising the Hood................477
  Service Interval Chart-Daily or 10 Hours-250 Hours-500 Hours-750 Hours................475
  Service Interval Chart-1500 Hours-2000 Hours-Annual-Two Years-4500 Hours................475
  Using High-Pressure Washers................481
  Using Compressed Air................482
Section 100: General Maintenance and Inspection................483
  Inspecting Neutral Start System................484
  Checking Transmission PARK Position................485
  Checking Tires................486
  Checking wheel and Weight Bolts................487
  Cleaning MFWD Axle Vent Filter................488
  Cleaning and Inspecting Primary Engine Air Filter................489
  Replacing Primary and Secondary Engine Air Filters................490
  Cleaning or Replacing Cab Air Filters................492
  Servicing Air Intake System................494
  Cleaning Radiator and Oil Cooler Condenser................495
  Checking Air Conditioning System................496
  Servicing the Batteries................498
  Replacing Auxiliary Drive Belt................501
  Auxiliary Drive Belt Routing................503
  Inspecting Fan Belt Tensioner................505
  Replacing Fan Belt................506
  Checking Manual Brakes................507
  Draining Pneumatic Trailer Brake Accumulator-If Equipped................508
  Inspecting Seat Belts................509
  Replacing Engine Crankshaft Damper................510
Section 105: Lubrication................511
  Checking Engine Oil Level................512
  Changing Engine Oil and Filter................513
  Checking Transmission-Hydraulic Oil Level................516
  Changing Transmission-Hydraulic Oil and Cleaning Transmission filter Screen................517
  Replacing Transmission-Hydraulic Filter................520
  Draining Clean Oil Reservoir................521
  Cleaning Hydraulic Oil Suction Screen................522
  Lubricating Front Axle................523
  Lubricating Front Wheel Bearings................525
  Lubricating MFWD Axle-Standard................511
  Lubricating Independent Link Suspension Axle-External Fittings................527
  Lubricating Independent Link Suspension Axle-Tie Rod Internal Ball Joints................528
  Lubricating Independent Link Suspension U-Joints................532
  Checking MFWD Differential Case Oil Level................534
  Changing MFWD Differential Case Oil................535
  Checking MFWD Wheel Hub Oil Level................536
  Changing MFWD Wheel Hub Oil................537
  Lubricating Pickup Hitch................538
  Lubricating Wagon Hitch................539
  Lubricating Hitch Components................540
  Lubricating Front Hitch - If Equipped................541
  Lubricate Draft Link Support Shaft Bushing................542
Section 110: Maintenance-Cooling System................543
  Checking Coolant Level................544
  Testing the Coolant................545
  Draining, Flushing, and Refilling Cooling System................546
Section 115: Maintenance-Fuel System................548
  Draining Water Separator................549
  Replacing Fuel Filter................550
  Bleeding Fuel System................553
  Cleaning Fuel Tank Vent Filter................557
  Replacing Fuel Screen-Late Version................558
  Draining Fuel Tank Sump................559
Section 120: Maintenance-Electrical System................560
  Replacing Fuses and Relays................561
  Load Center Fuses................562
  Load Center Relays and Diodes (–010000)................564
  Load Center Relays and Diodes (010001 -)................566
  Handling Halogen Light Bulbs Safely................568
  Replacing Front Grille Lights................569
  Adjusting Front Grille Lights................571
  Aiming Head Lights................572
  Replacing Front Belt-Line, Cab Roof Rear and Side or Rear Fender floodlight Element................573
  Replacing Cab Roof Hazard Light Bulbs................574
  Replacing Tail Light Bulb................575
  Replacing instrument and Display Illumination Light Bulb................576
  Replacing Dome Light Bulb................578
  Replacing Extremity Warning Light Bulb (if Equipped)................579
  Replacing Work Light Element (If Equipped)................581
  Replacing Loader Floodlight (If Equipped)................583
Section 125: Troubleshooting................584
  Engine Troubleshooting................585
  Transmission Troubleshooting................591
  Hydraulic System Troubleshooting................592
  Brakes Troubleshooting................593
  Hitch Troubleshooting................594
  Selective Control Valve Troubleshooting................597
  TouchSet Depth Control Troubleshooting................598
  Electrical System Troubleshooting................599
  Operator Enclosure Troubleshooting................602
  Tractor Operation Troubleshooting................603
  Independent Link Suspension Troubleshooting................604
Section 130: Service Codes................605
  Active Seat Unit Service Codes (ASU)................606
  Armrest Control Unit Service Codes (ACU)................608
  Central Control Unit Service Codes (CCU)................609
  ClimaTrak Display Codes (ATC) - If Equipped (Serial No. 010001-)................614
  Engine Control Unit Service Codes (ECU)................617
  Electro-Hydraulic Options Service Codes (EHo)................622
  Hitch Control Unit Service Codes (HCU)................624
  Instrument Control Unit Service Codes (ICU)................626
  Powershift Control Unit Service Codes (PCU)................627
  Optional SCV Control Unit Service Codes (SCo)................631
  SCV Control Unit Service Codes (SCU)................633
  Steering Service Codes - (SSU)................635
  SCV Setup Panel Service Codes (SUP)................638
Section 135: Storage................639
  Placing Tractor in Long-Term Storage................640
  Removing Tractor from Storage................642
  Paint Finish Care................643
Section 140: Specifications................644
  General Specifications................645
  Overall Dimensions................648
  Ground Speeds................649
  Metric Bolt and Screw Torque Values................650
  Unified Inch Bolt and Screw Torque Values................652
  Identify Zinc-Flake Coated Fasteners................654
Section 145: Identification Numbers................655
  Identification Plates................656
  Record Tractor Identification Number................657
  Record Engine Serial Number................658
  Record Cab Serial Number................659
  Record Transmission Serial Number................660
  Record Mechanical Front-Wheel Drive Serial Number................661
  Keep Proof of Ownership................662
  Keep Machines Secure................663
Section 150: Lubrication and Maintenance Records................664
  250 Hour Service Records................665
  500 Hour Service Records................666
  750 Hour Service Records................667
  1500 Hour Service Records................668
  2000 Hour Service Records................669
  Annual Service Records................670
  Two Year Service Records................671
  4500 Hour Service Records................672
Section 155: Glossary................673
  Glossary of Terms................674
Section IBC: John Deere Service Keeps You On The Job................676
  John Deere Parts................677
  The Right Tools................678
  Well-Trained Technicians................679
  Prompt Service................680
 
John Deere 8120, 8220, 8320, 8420, and 8520 Tractors (Export Edition) Operator's Manual (OMAR178076)