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

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John Deere 844K Series II 4WD Loader Operator’s Manual OMT353088X19 – PDF DOWNLOAD

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John Deere 844K Series II 4WD Loader Operator’s Manual OMT353088X19 – PDF DOWNLOAD

P/N: OMT353088X19_22
Language: English
Division: Construction
Product Lines: Loaders
Publication Type: Operator’s Manuals
Associated Models: 844K SERIES II
Series: 0
Serial:
1DW844K_ _ _D664096—
1DW844K_ _ _C664096—
For complete service information also see: PC11293, T353087X19

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

John Deere 844K Series II 4WD Loader Operator’s Manual OMT353088X19 – PDF DOWNLOAD

Contents 25
Safety—Safety and Operator Conveniences 29
Safety and Operator Convenience Features 29
Safety—General Precautions 30
Information for European Union Directives and Eurasian Economic Union Technical Regulations Compliance 30
Recognize Safety Information 31
Follow Safety Instructions 32
Operate Only If Qualified 32
Wear Protective Equipment 32
Avoid Unauthorized Machine Modifications 33
Add Cab Guarding for Special Uses 33
Inspect Machine 33
Stay Clear of Moving Parts 33
Avoid High-Pressure Oils 34
Avoid High-Pressure Fluids 34
Work In Ventilated Area 35
Prevent Fires 35
Avoid Static Electricity Risk When Refueling 36
Clean Debris from Machine 36
Prevent Battery Explosions 36
Handle Chemical Products Safely 37
Decommissioning — Proper Recycling and Disposal of Fluids and Components 37
Prepare for Emergencies 38
Safety—Operating Precautions 39
Use Steps and Handholds Correctly 39
Start Only From Operator’s Seat 39
Use and Maintain Seat Belt 39
Prevent Unintended Machine Movement 40
Avoid Work Site Hazards 41
Use Special Care When Operating Loader 42
Keep Riders Off Machine 42
Avoid Backover Accidents 42
Avoid Machine Tip Over and Machine Damage 43
Operating on Slopes 43
Operating or Traveling On Public Roads 44
Inspect and Maintain ROPS 44
Add and Operate Attachments Safely 44
Safety—Maintenance Precautions 45
Park and Prepare for Service Safely 45
Service Cooling System Safely 45
Service Tires Safely 46
Remove Paint Before Welding or Heating 46
Make Welding Repairs Safely 47
Drive Metal Pins Safely 47
Safety—Safety Signs and Other Instructions 48
Safety Signs and Other Instructions 48
Operation—Operator’s Station 55
Levers—Two Function Hydraulic Control 55
Levers—Three Function Hydraulic Control 56
Levers—Four Function Hydraulic Control 58
Levers—Joystick Steering Control 58
Pedals 59
Sealed Switch Module (SSM) 60
Switch Module Functions 61
Advanced Display Unit (ADU) 64
Display Unit Functions 65
Horn Button 69
Turn Signals 69
Joystick Steering Armrest Adjustment— if Equipped 70
Air Conditioner and Heater Operation 71
Counter Switch 72
Radio—If Equipped 73
Opening and Securing Side Door 77
Opening Side Window/Secondary Exit 78
Opening Rear Side Window 78
Seat Adjustment 79
Fire Extinguisher Mounting Location 80
Operation—Operating the Machine 81
Before Starting Work 81
Inspect Machine Daily Before Starting 81
Check Instruments Before Starting 81
Security System 82
Battery Disconnect Switch 82
Engine Break-In Period 83
Starting the Engine 84
Cold Weather Start Aid—Engine Block Heater—If Equipped 86
Cold Weather Start Aid—Starting Fluid—If Equipped 86
Warmup 87
Cold Weather Warmup 87
Park Brake Switch 88
Shifting the Transmission 89
Automatic Idle and Automatic Shutdown 91
Joystick Bucket and Boom Control 92
Two Lever Bucket and Boom Control 93
Auxiliary Control 94
Joystick Steering Control—If Equipped 95
Ride Control 97
Secondary Steering—If Equipped 99
Differential Lock Operation 99
Service ADVISOR™ Remote (SAR) Software Delivery Process 100
Rear Camera and Radar Object Detection (ROD) System—If Equipped 101
Counter Switch Operation 103
Boom Height Kickout Adjustment 103
Return-to-Carry Kickout Adjustment 104
Return-to-Dig Adjustment for Z-Bar Linkage 104
Operating Loader Coupler—If Equipped 106
Using the Loader Bucket 107
Backdragging 108
Fork Attachment 109
Operating in Water and Mud 110
Parking the Machine 111
Loading Machine on a Trailer 112
Towing Procedure 114
Lifting the Machine 116
Operation—Monitor Operation 117
Display Unit—Normal Display 117
Display Unit—Main Menu 118
Display Unit—Main Menu—Codes 119
Display Unit—Main Menu—Codes—Active Codes 119
Display Unit—Main Menu—Codes—Stored Codes 120
Display Unit—Main Menu—Settings 121
Display Unit—Main Menu—Settings—Reverse Fan Cycle 122
Display Unit—Main Menu—Settings—Courtesy Lights 122
Display Unit—Main Menu—Settings—Quick Shift 123
Display Unit—Main Menu—Settings—Job Timer 123
Display Unit—Main Menu—Settings—Stopwatch 124
Display Unit—Main Menu—Settings—Ride Control 124
Display Unit—Main Menu—Settings—Counters 124
Display Unit—Main Menu—Settings—Camera Mode 125
Display Unit—Main Menu—Settings—Operator Configuration 125
Display Unit—Main Menu—Diagnostics 126
Display Unit—Main Menu—Diagnostics—Machine ID 127
Display Unit—Main Menu—Diagnostics—Battery Monitor 127
Display Unit—Main Menu—Diagnostics—Engine Sensors 128
Display Unit—Main Menu—Diagnostics—Transmission/Axle 128
Display Unit—Main Menu—Diagnostics—Hydraulic Sensors 129
Display Unit—Main Menu—Diagnostics—Machine Sensors 129
Display Unit—Main Menu—Diagnostics—FNR Selector 129
Display Unit—Main Menu—Diagnostics—Cab Switches 130
Display Unit—Main Menu—Diagnostics—Switch Module 130
Display Unit—Main Menu—Diagnostics—Joystick Steering—If Equipped 131
Display Unit—Main Menu—Diagnostics—Tire Pressure—If Equipped 132
Display Unit—Main Menu—Diagnostics—Object Detect—If Equipped 133
Display Unit—Main Menu—Diagnostics—Auto Diff Lock—If Equipped 133
Display Unit—Main Menu—Diagnostics—Payload Scale—If Equipped 134
Display Unit—Main Menu—Diagnostics—JDLink™ System Info 134
Display Unit—Main Menu—Diagnostics—Park Brake Test 135
Display Unit—Main Menu—Security 136
Display Unit—Main Menu—Security—Security 137
Display Unit—Main Menu—Security—Change Owner PIN 137
Display Unit—Main Menu—Security—Manage Operator PINs 138
Display Unit—Main Menu—Security—Manage Transport PIN 139
Display Unit—Main Menu—Security—Delayed Operator Logout 140
Display Unit—Main Menu—Software Delivery 141
Display Unit—Main Menu—Software Delivery—Software Update 142
Maintenance—Machine 143
Required Emission-Related Information 143
Diesel Fuel 143
Diesel Fuel Specifications 144
Lubricity of Diesel Fuel 144
Handling and Storing Diesel Fuel 144
Biodiesel Fuel 145
Testing Diesel Fuel 146
Supplemental Diesel Fuel Additives 146
Fuel Filters 146
Minimizing the Effect of Cold Weather on Diesel Engines 147
Alternative and Synthetic Lubricants 148
Diesel Engine Break-In™ Oil— Non-Emissions Certified and Certified Tier 1, Tier 2, Tier 3, Stage I, Stage II, and Stage III 148
Diesel Engine Oil — Tier 2 and Stage II 149
Diesel Engine Oil — Tier 3 and Stage IIIA 150
Engine Oil and Filter Service Intervals — Tier 2 and Stage II Engines 151
Engine Oil and Filter Service Intervals—Tier 3 and Stage IIIA Engines 152
Oil Filters 152
Transmission, Park Brake, and Axle Oil 153
Hydraulic Oil 154
Grease 155
Lubricant Storage 155
Mixing of Lubricants 155
Diesel Engine Coolant (engine with wet sleeve cylinder liners) 156
Water Quality for Mixing with Coolant Concentrate 157
Operating in Warm Temperature Climates 157
Testing Coolant Freeze Point 158
Disposing of Coolant 158
Maintenance—Periodic Maintenance 159
Engine Identification 159
Service Machine at Specified Intervals 161
Check Hour Meter Regularly 161
Prepare Machine for Maintenance 162
Frame Locking Bar 163
Supporting the Boom 164
Engine Service Doors and Side Shields 165
Cooling System Doors 166
Fuel Tank 167
Fluid Analysis Program Test Kits and 3-Way Coolant Test Kit 167
Service Intervals 168
Required Parts 170
Maintenance—As Required 172
Inspect Tires and Check Pressure 172
Tire Pressures 173
Check Wheel Bolt/Nut Torque 176
Inspect Engine Air Cleaner Elements 177
Inspect Air Conditioner Compressor and Alternator Belt 178
Clean Cooler Cores 179
Check Windshield Washer Fluid Level 180
Drain Water From Primary Fuel Filter 180
Drain Water From Auxiliary Fuel Filter and Water Separator—If Equipped 181
Replace Fast Fill Fuel Breather—If Equipped 181
Check and Clean or Replace Cab Fresh Air Filter 182
Check and Clean or Replace Cab Recirculating Air Filter 183
Check Rear Camera and Radar Object Detection (ROD) System—If Equipped 184
Maintenance—Every 10 Hours or Daily 186
Clean Air Cleaner Dust Unloader Valve 186
Check Coolant Level in Surge Tank 186
Check Engine Oil Level 187
Check Hydraulic System Oil Level 187
Check Transmission Oil Level 188
Inspect Outer Pin Seals 189
Maintenance—Every 100 Hours 190
Lubricate Loader Linkage and Cylinder Pivots 190
Lubricate Rear Axle Oscillating Pivot 191
Maintenance—Initial Service – 250 Hours 192
Drain and Refill Engine Oil and Replace Filter 192
Maintenance—Every 250 Hours 193
Take Engine Oil Sample 193
Maintenance—Initial Service – 500 Hours 194
Drain and Refill Front and Rear Axle Oil 194
Replace Axle Oil Filters 195
Maintenance—Every 500 Hours 196
Check Battery Water Level and Terminals 196
Check Front and Rear Axle Oil Level 198
Check Air Intake Hoses and Charge Air Cooler Tube Couplings 199
Drain and Refill Engine Oil and Replace Filter 200
Changing Engine Oil (Quick Service—If Equipped) and Replace Filter 201
Take Fluid Samples 201
Replace Auxiliary Fuel Filter/Water Separator—If Equipped 202
Replace Fast Fill Fuel Breather Filter—If Equipped 203
Replace Primary Fuel Filter 204
Replace Final Fuel Filter 205
Replace In-Line Fuel Strainer 205
Replace Hydraulic Reservoir Breather Filter 206
Lubricate Front and Rear Shaft Seals on Park Brake 206
Lubricate Front and Rear Axle Shaft Seals 207
Check Park Brake Oil Level 208
Check Ride Control Accumulator 209
Lubricate Driveline Upper and Lower Sliding Joints and Lower U-Joints 210
Maintenance—Every 1000 Hours 211
Replace Air Cleaner Dust Unloader Valve 211
Replace Engine Air Cleaner Elements 211
Clean Engine Crankcase Vent Tube 212
Lubricate Frame Hinge Pivots 212
Drain and Refill Park Brake Oil 213
Clean Hydraulic Fan Drive Case Drain In-Line Screen 214
Replace Axle Oil Filters 216
Check Coolant Condition 216
Maintenance—Every 2000 Hours 217
Replace Outer Pin Seals 217
Drain and Refill Front and Rear Axle Oil 217
Changing Transmission Oil (Quick Service—If Equipped) and Replace Filters 218
Drain and Refill Transmission Oil and Replace Filters 219
Check and Adjust Electronic Injector Preload 220
Rerun Transmission Clutch Calibration 220
Check and Adjust Engine Valve Lash 220
Maintenance—Every 4000 Hours 221
Replace Crankshaft Damper 221
Clean Hydraulic Pump Case Drain In-Line Screens 221
Clean Hydraulic System Fill Strainer 223
Replace Hydraulic System Return Filters 224
Drain, Flush, and Refill Hydraulic System Oil 225
Changing Hydraulic System Oil (Quick Service—If Equipped) 227
Maintenance—Every 5000 Hours 229
Check Driveline Damper For Cracks 229
Maintenance—Every 6000 Hours 230
Drain Cooling System 230
Refill Cooling System 231
Changing Cooling System (Quick Service—If Equipped) 232
Miscellaneous—Machine 234
Tire Removal With Tire Pressure Monitor (TPM) System—If Equipped 234
Check Air Inlet Cover 234
Inspect Fuel Tank Vent Hose and Breather Filter 235
Bleed Fuel System 235
Do Not Service Control Valves, Cylinders, Pumps, or Motors 235
Precautions for Alternator and Regulator 236
Handling, Checking, and Servicing Batteries Carefully 237
Using Booster Batteries—24-Volt System 238
Using Battery Charger 239
Replacement Batteries 239
Remove and Install Batteries 240
12-Volt Auxiliary Power Outlet—If Equipped 241
JDLink™ Machine Monitoring System (MMS)—If Equipped 241
Replacing Fuses 242
Remove and Install Halogen Bulbs 244
Fluid Sampling Test Ports 244
Air Conditioner System Service 246
External Service Brake Inspection 246
Bleeding Brakes 247
Service Recommendations For Snap-To-Connect (STC®) Fittings 248
Welding on Machine 249
Keep Electronic Control Unit Connectors Clean 249
Replacing Bucket Teeth—TK Series 250
Keep ROPS Installed Properly 250
Hardware Torque Specifications 250
Unified Inch Bolt and Screw Torque Values 251
Metric Bolt and Screw Torque Values 252
Miscellaneous—Operational Checkout 253
Operational Checkout 253
Diagnostic Trouble Code Check 253
Operational Checks—Ignition OFF, Engine OFF Checks 253
Operational Checks—Ignition ON, Engine OFF Checks 254
Operational Checks—Ignition ON, Engine ON Checks 261
Miscellaneous—Troubleshooting 283
Troubleshooting Procedure 283
Engine 284
Transmission 287
Differential and Axle 290
Service Brake 292
Driveline 292
Park Brake 293
Hydraulic System 294
Steering 296
Air Conditioning System 297
Heater System 299
Software Update 299
Miscellaneous—Storage 300
Prepare Machine for Storage 300
Monthly Storage Procedure 301
Miscellaneous—Machine Numbers 302
Record Product Identification Number (PIN) 302
Record Engine Serial Number 302
Record Transmission Serial Number 302
Record Hydraulic Pump Serial Number 303
Record Front and Rear Axle Housing Serial Numbers 303
Keep Proof of Ownership 303
Keep Machines Secure 304
Miscellaneous—Specifications 305
Engine Specifications 305
Drain and Refill Capacities 306
Standard Z-Bar Specifications 307
Travel Speeds 308
Eurasian Economic Union 309
Machine Design Life 309
Page Number 25
Section 1-1 29
Section 1-2 30
Section 1-3 39
Section 1-4 45
Section 1-5 48
Section 2-1 55
Section 2-2 81
Section 2-3 117
Section 3-1 143
Section 3-2 159
Section 3-3 172
Section 3-4 186
Section 3-5 190
Section 3-6 192
Section 3-7 193
Section 3-8 194
Section 3-9 196
Section 3-10 211
Section 3-11 217
Section 3-12 221
Section 3-13 229
Section 3-14 230
Section 4-1 234
Section 4-2 253
Section 4-3 283
Section 4-4 300
Section 4-5 302
Section 4-6 305

S.V 04/24