John Deere 844K 4WD Loader Operator’s Manual OMT351580X19 PDF

Description

John Deere 844K 4WD Loader Operator’s Manual OMT351580X19 – PDF DOWNLOAD

FILE DETAILS:

John Deere 844K 4WD Loader Operator’s Manual OMT351580X19 – PDF DOWNLOAD

P/N: OMT351580X19_22
Language: English
Division: Construction
Product Lines: Loaders
Publication Type: Operator’s Manuals
Associated Models: 844K SERIES II
Series: 0
Serial:
PIN: 1DW844K_ _ _F664098—
For complete service information also see: PC11294

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

John Deere 844K 4WD Loader Operator’s Manual OMT351580X19 – PDF DOWNLOAD

Contents 25
Safety—Safety and Operator Conveniences 31
Safety and Operator Convenience Features 31
Safety—General Precautions 32
Information for European Union Directives and Eurasian Economic Union Technical Regulations Compliance 32
Recognize Safety Information 33
Follow Safety Instructions 34
Operate Only If Qualified 34
Wear Protective Equipment 34
Avoid Unauthorized Machine Modifications 35
Add Cab Guarding for Special Uses 35
Inspect Machine 35
Stay Clear of Moving Parts 35
Avoid High-Pressure Oils 36
Avoid High-Pressure Fluids 36
Work In Ventilated Area 37
Prevent Fires 37
Avoid Static Electricity Risk When Refueling 38
Clean Debris from Machine 38
Prevent Battery Explosions 38
Handle Chemical Products Safely 39
Decommissioning — Proper Recycling and Disposal of Fluids and Components 39
Exhaust Filter Ash Handling and Disposal 39
Prepare for Emergencies 40
Safety—Operating Precautions 41
Use Steps and Handholds Correctly 41
Start Only From Operator’s Seat 41
Use and Maintain Seat Belt 41
Prevent Unintended Machine Movement 42
Avoid Work Site Hazards 43
Use Special Care When Operating Loader 44
Keep Riders Off Machine 44
Avoid Backover Accidents 44
Avoid Machine Tip Over and Machine Damage 45
Operating on Slopes 45
Operating or Traveling On Public Roads 46
Inspect and Maintain ROPS 46
Add and Operate Attachments Safely 46
Safety—Maintenance Precautions 47
Park and Prepare for Service Safely 47
Clean Exhaust Filter Safely 48
Service Cooling System Safely 49
Service Tires Safely 49
Remove Paint Before Welding or Heating 50
Make Welding Repairs Safely 50
Drive Metal Pins Safely 50
Safety—Safety Signs and Other Instructions 51
Safety Signs and Other Instructions 51
Operation—Operator’s Station 58
Levers—Two Function Hydraulic Control 58
Levers—Three Function Hydraulic Control 59
Levers—Four Function Hydraulic Control 61
Levers—Joystick Steering Control 61
Pedals 62
Sealed Switch Module (SSM) 63
Switch Module Functions 64
Advanced Display Unit (ADU) 67
Display Unit Functions 68
Horn Button 73
Turn Signals 73
Joystick Steering Armrest Adjustment— if Equipped 74
Air Conditioner and Heater Operation 75
Counter Switch 76
Radio—If Equipped 77
Opening and Securing Side Door 81
Opening Side Window/Secondary Exit 82
Opening Rear Side Window 82
Seat Adjustment 83
Fire Extinguisher Mounting Location 84
Operation—Operating the Machine 85
Before Starting Work 85
Inspect Machine Daily Before Starting 85
Check Instruments Before Starting 85
Security System 86
Battery Disconnect Switch 86
Engine Break-In Period 87
Starting the Engine 88
Cold Weather Start Aid—Block Heater—If Equipped 90
Cold Weather Start Aid—Starting Fluid—If Equipped 91
Warmup 91
Cold Weather Warmup 92
Automatic Idle and Automatic Shutdown 92
Park Brake Switch 93
Shifting the Transmission 94
Joystick Bucket and Boom Control 96
Two Lever Bucket and Boom Control 97
Auxiliary Control 98
Joystick Steering Control—If Equipped 99
Ride Control—If Equipped 101
Secondary Steering—If Equipped 103
Differential Lock Operation 103
Exhaust Filter 104
Selective Catalytic Reduction (SCR) System Overview 106
Qualified Emergency Use — SCR Override Option 108
Restored Operation Option 109
Service ADVISOR™ Remote (SAR) Software Delivery Process 109
Rear Camera and Radar Object Detection (ROD) System—If Equipped 110
Counter Switch Operation 112
Security System 112
Boom Height Kickout Adjustment 113
Return-to-Carry Kickout Adjustment 113
Return-to-Dig Adjustment for Z-Bar Linkage 114
Operating Loader Coupler—If Equipped 116
Using the Loader Bucket 117
Backdragging 118
Fork Attachment 119
Operating in Water and Mud 120
Parking the Machine 121
Loading Machine on a Trailer 122
Towing Procedure 124
Lifting the Machine 126
Operation—Monitor Operation 127
Aftertreatment Indicators Overview 127
Display Unit—Normal Display 128
Display Unit—Main Menu 129
Display Unit—Main Menu—Codes 130
Display Unit—Main Menu—Codes—Active Codes 130
Display Unit—Main Menu—Codes—Stored Codes 131
Display Unit—Main Menu—Settings 132
Display Unit—Main Menu—Settings—Reverse Fan Cycle 133
Display Unit—Main Menu—Settings—Courtesy Lights 133
Display Unit—Main Menu—Settings—Quick Shift 134
Display Unit—Main Menu—Settings—Job Timer 134
Display Unit—Main Menu—Settings—Stopwatch 135
Display Unit—Main Menu—Settings—Ride Control 135
Display Unit—Main Menu—Settings—Counters 135
Display Unit—Main Menu—Settings—Camera Mode 136
Display Unit—Main Menu—Settings—Operator Configuration 136
Display Unit—Main Menu—Diagnostics 137
Display Unit—Main Menu—Diagnostics—Machine ID 138
Display Unit—Main Menu—Diagnostics—Battery Monitor 138
Display Unit—Main Menu—Diagnostics—Engine Sensors 139
Display Unit—Main Menu—Diagnostics—Transmission/Axle 139
Display Unit—Main Menu—Diagnostics—Hydraulic Sensors 140
Display Unit—Main Menu—Diagnostics—Machine Sensors 140
Display Unit—Main Menu—Diagnostics—FNR Selector 140
Display Unit—Main Menu—Diagnostics—Cab Switches 141
Display Unit—Main Menu—Diagnostics—Switch Module 141
Display Unit—Main Menu—Diagnostics—Joystick Steering—If Equipped 142
Display Unit—Main Menu—Diagnostics—Tire Pressure—If Equipped 143
Display Unit—Main Menu—Diagnostics—Object Detect—If Equipped 144
Display Unit—Main Menu—Diagnostics—Auto Diff Lock—If Equipped 144
Display Unit—Main Menu—Diagnostics—Payload Scale—If Equipped 145
Display Unit—Main Menu—Diagnostics—JDLink™ System Info 145
Display Unit—Main Menu—Diagnostics—Park Brake Test 146
Display Unit—Main Menu—Security 147
Display Unit—Main Menu—Security—Security 148
Display Unit—Main Menu—Security—Change Owner PIN 148
Display Unit—Main Menu—Security—Manage Operator PINs 149
Display Unit—Main Menu—Security—Manage Transport PIN 150
Display Unit—Main Menu—Security—Delayed Operator Logout 151
Display Unit—Main Menu—Exhaust Filter 152
Display Unit—Main Menu—Exhaust Filter—Auto Cleaning 153
Display Unit—Main Menu—Exhaust Filter—Parked Cleaning 154
Display Unit—Main Menu—Exhaust Filter—Emergency Override 155
Display Unit—Main Menu—Software Delivery 156
Display Unit—Main Menu—Software Delivery—Software Update 157
Maintenance—Machine 158
Required Emission-Related Information 158
Diesel Fuel 158
Diesel Fuel Specifications 159
Lubricity of Diesel Fuel 159
Handling and Storing Diesel Fuel 159
Biodiesel Fuel 160
Testing Diesel Fuel 161
Fuel Filters 161
Diesel Exhaust Fluid (DEF) — Use in Selective Catalytic Reduction (SCR) Equipped Engines 161
Refilling Diesel Exhaust Fluid (DEF) Tank 162
Storing Diesel Exhaust Fluid (DEF) 163
Testing Diesel Exhaust Fluid (DEF) 163
Disposal of Diesel Exhaust Fluid (DEF) 164
Minimizing the Effect of Cold Weather on Diesel Engines 165
Alternative and Synthetic Lubricants 166
Mixing of Lubricants 166
Lubricant Storage 166
John Deere Break-In Plus™ Engine Oil — Interim Tier 4, Final Tier 4, Stage IIIB, Stage IV, and Stage V 167
Diesel Engine Oil — Interim Tier 4, Final Tier 4, Stage IIIB, Stage IV, and Stage V 168
Engine Oil and Filter Service Intervals — Interim Tier 4, Final Tier 4, Stage IIIB, Stage IV, and Stage V Engines 169
Oil Filters 169
Transmission, Park Brake, and Axle Oil 170
Hydraulic Oil 171
Grease 172
Diesel Engine Coolant (engine with wet sleeve cylinder liners) 173
John Deere COOL-GARD™ II Coolant Extender 174
Water Quality for Mixing with Coolant Concentrate 174
Operating in Warm Temperature Climates 175
Testing Coolant Freeze Point 175
Disposing of Coolant 176
Maintenance—Periodic Maintenance 177
Service Machine at Specified Intervals 177
Check Hour Meter Regularly 177
Prepare Machine for Maintenance 178
Frame Locking Bar 179
Supporting the Boom 180
Engine Service Doors and Side Shields 181
Cooling System Doors 182
Fuel Tank 183
Fluid Analysis Program Test Kits and 3-Way Coolant Test Kit 183
Service Intervals 184
Required Parts 186
Maintenance—As Required 188
Inspect Tires and Check Pressure 188
Tire Pressures 189
Check Wheel Bolt/Nut Torque 192
Inspect Engine Air Cleaner Elements 193
Inspect Air Conditioner Compressor and Alternator Belt 194
Replace Fast Fill Fuel Breather—If Equipped 194
Service Exhaust Filter 195
Check and Clean Fuel Sending Unit Pickup Screen 195
Clean Cooler Cores 196
Check Rear Camera and Radar Object Detection (ROD) System—If Equipped 198
Check Windshield Washer Fluid Level 199
Drain Water From Primary Fuel Filter with Water Separator 200
Check and Clean or Replace Cab Fresh Air Filter 201
Check and Clean or Replace Cab Recirculating Air Filter 202
Drain Fuel Tank 203
Maintenance—Every 10 Hours or Daily 204
Check Coolant Level at Surge Tank 204
Check Engine Oil Level 204
Check Hydraulic System Oil Level 205
Check Transmission Oil Level 206
Inspect Outer Pin Seals 207
Maintenance—Every 100 Hours 208
Lubricate Loader Linkage and Cylinder Pivots 208
Lubricate Rear Axle Oscillating Pivot 209
Maintenance—Every 250 Hours 210
Take Engine Oil Sample 210
Maintenance—Initial Service – 500 Hours 211
Replace Axle Oil Filters 211
Drain and Refill Front and Rear Axle Oil 212
Maintenance—Every 500 Hours 213
Check Battery Water Level and Terminals 213
Check Front and Rear Axle Oil Level 214
Check Air Intake Hoses and Charge Air Cooler Tube Couplings 215
Drain and Refill Engine Oil and Replace Filter 216
Drain and Refill Engine Oil (Quick Service—If Equipped) and Replace Filter 217
Replace Fast Fill Fuel Breather—If Equipped 218
Replace Primary Fuel Filter with Water Separator 219
Replace Final Fuel Filter 220
Replace Hydraulic Reservoir Breather Filter 220
Lubricate Front and Rear Shaft Seals on Park Brake 221
Check Park Brake Oil Level 221
Check Ride Control Accumulator 222
Lubricate Driveline Upper and Lower Sliding Joints and Lower U-Joints 223
Lubricate Front and Rear Axle Shaft Seals 224
Take Fluid Samples 224
Maintenance—Every 1000 Hours 225
Replace Engine Air Cleaner Elements 225
Check Coolant Condition 226
Replace Fuel Tank Breather 226
Replace Axle Oil Filters 226
Clean Hydraulic Fan Drive Case Drain In-Line Screens 227
Lubricate Frame Hinge Pivots 228
Drain and Refill Park Brake Oil 229
Maintenance—Every 2000 Hours 230
Replace Outer Pin Seals 230
Check and Adjust Engine Valve Lash (Clearance) 230
Rerun Transmission Clutch Calibration 230
Drain and Refill Transmission Oil and Replace Filters 230
Changing Transmission Oil (Quick Service—If Equipped) and Replace Filters 232
Drain and Refill Front and Rear Axle Oil 234
Check and Adjust Electronic Injector Preload 234
Access Diesel Exhaust Fluid (DEF) Dosing Unit 235
Replace Diesel Exhaust Fluid (DEF) Dosing Unit Filter 235
Replace Diesel Exhaust Fluid (DEF) Baffle (S N —XXXXXX) 236
Replace Diesel Exhaust Fluid (DEF) Header Suction Screen 236
Clean Diesel Exhaust Fluid (DEF) Tank (S N —XXXXXX) 236
Maintenance—Every 4000 Hours 237
Clean Hydraulic Pump Case Drain In-Line Screens 237
Clean Hydraulic System Fill Strainer 239
Replace Hydraulic System Return Filters 240
Drain, Flush, and Refill Hydraulic System Oil 241
Changing Hydraulic System Oil (Quick Service—If Equipped) 243
Replace Diesel Exhaust Fluid (DEF) Tank Breather Filter 245
Maintenance—Every 5000 Hours 246
Check Driveline Damper For Cracks 246
Maintenance—Every 6000 Hours 247
Drain Cooling System 247
Refill Cooling System 248
Drain and Refill Cooling System (Quick Service)—If Equipped 249
Miscellaneous—Machine 251
Tire Removal With Tire Pressure Monitor (TPM) System—If Equipped 251
Check Air Inlet Cover 251
Bleed Fuel System 251
Do Not Service Control Valves, Cylinders, Pumps, or Motors 252
Precautions for Alternator and Regulator 252
Handling, Checking, and Servicing Batteries Carefully 253
Using Booster Batteries—24-Volt System 254
Using Battery Charger 255
Replacement Batteries 255
Remove and Install Batteries 256
12-Volt Auxiliary Power Outlet—If Equipped 258
JDLink™ Machine Monitoring System (MMS)—If Equipped 258
Replace Coolant In-Line Filter 259
Replacing Fuses 260
Remove and Install Halogen Bulbs 262
Fluid Sampling Test Ports 263
Air Conditioning System Service 264
External Service Brake Inspection 264
Bleeding Brakes 264
Service Recommendations For Snap-To-Connect (STC®) Fittings 265
Welding on Machine 266
Keep Electronic Control Unit Connectors Clean 266
Replacing Bucket Teeth—TK Series 267
Keep ROPS Installed Properly 267
Hardware Torque Specifications 267
Metric Bolt and Screw Torque Values 268
Unified Inch Bolt and Screw Torque Values 269
Miscellaneous—Operational Checkout 270
Operational Checkout 270
Diagnostic Trouble Code Check 270
Operational Checks—Ignition OFF, Engine OFF Checks 270
Operational Checks—Ignition ON, Engine OFF Checks 271
Operational Checks—Ignition ON, Engine ON Checks 278
Miscellaneous—Troubleshooting 300
Troubleshooting Procedure 300
Engine 301
Transmission 305
Differential and Axle 308
Service Brake 309
Driveline 310
Park Brake 310
Hydraulic System 311
Steering 313
Air Conditioning System 314
Heater System 315
Software Update 316
Miscellaneous—Storage 317
Prepare Machine for Storage 317
Monthly Storage Procedure 318
Miscellaneous—Machine Numbers 319
Record Product Identification Number (PIN) 319
Record Engine Serial Number 319
Record Transmission Serial Number 319
Record Hydraulic Pump Serial Number 320
Record Front and Rear Axle Housing Serial Numbers 320
Keep Proof of Ownership 320
Keep Machines Secure 321
Miscellaneous—Specifications 322
Engine Specifications 322
Drain and Refill Capacities 322
Standard Z-Bar Specifications 323
Travel Speeds 324
Eurasian Economic Union 325
Machine Design Life 325
Page Number 25
Section 1-1 31
Section 1-2 32
Section 1-3 41
Section 1-4 47
Section 1-5 51
Section 2-1 58
Section 2-2 85
Section 2-3 127
Section 3-1 158
Section 3-2 177
Section 3-3 188
Section 3-4 204
Section 3-5 208
Section 3-6 210
Section 3-7 211
Section 3-8 213
Section 3-9 225
Section 3-10 230
Section 3-11 237
Section 3-12 246
Section 3-13 247
Section 4-1 251
Section 4-2 270
Section 4-3 300
Section 4-4 317
Section 4-5 319
Section 4-6 322

S.V 04/24