John Deere 644H Loader Operators Manual – PDF DOWNLOAD

Description

John Deere 644H Loader Operators Manual – PDF DOWNLOAD

FILE DETAILS:

John Deere 644H Loader Operators Manual – PDF DOWNLOAD

P/N: OMT195362_YH
Language: English
Division: Construction
Product Lines: Loaders
Publication Type: Operator’s Manuals
Associated Models: 644H, 644HMH
Series: H SERIES
Serial: 585561-

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

John Deere 644H Loader Operators Manual – PDF DOWNLOAD

Contents 5
Safety—Safety Features 9
Safety Features 9
Safety—General Precautions 10
Recognize Safety Information 10
Follow Safety Instructions 10
Operate Only If Qualified 10
Wear Protective Equipment 11
Avoid Unauthorized Machine Modifications 11
Add Cab Guarding For Special Uses 11
Inspect Machine 12
Stay Clear Of Moving Parts 12
Avoid High-Pressure Fluids 12
Beware Of Exhaust Fumes 13
Prevent Fires 13
Prevent Battery Explosions 13
Handle Chemical Products Safely 14
Dispose of Waste Properly 14
Prepare for Emergencies 14
Safety—Operating Precautions 15
Use Steps And Handholds Correctly 15
Start Only From Operator’s Seat 15
Use And Maintain Seat Belt 15
Prevent Unintended Machine Movement 16
Avoid Work Site Hazards 16
Use Special Care When Operating Loader 17
Keep Riders Off Machine 17
Avoid Backover Accidents 18
Avoid Machine Tip Over 18
Operating on Slopes 19
Operating Or Traveling On Public Roads 19
Inspect and Maintain ROPS 20
Add And Operate Attachments Safely 20
Safety—Maintenance Precautions 21
Park And Prepare For Service Safely 21
Service Cooling System Safely 21
Remove Paint Before Welding or Heating 22
Make Welding Repairs Safely 22
Drive Metal Pins Safely 23
Safety—Safety Signs 24
Safety Signs 24
Operation—Operator’s Station 26
Levers 26
Pedals 27
Deluxe Monitor Panel 28
Deluxe Monitor Panel Functions 29
Console Switches and Accessories (Single Lever Design) 32
Console Switch and Accessory Functions (Single Lever Design) 33
Console Switches and Accessories (Two Lever Design) 35
Console Switch and Accessory Functions (Two Lever Design) 36
Monitor Display Unit 38
Monitor Display Unit—Accessory Menu 39
Normal Display 39
Clutch Cut-Off (A 01) 41
Quick Shift Mode (A 02) 44
Auto Mode to First (A 03) 46
Job Timer Mode (A 04) 47
Stop Watch Mode (A 05) 47
0 1 Hour Meter Mode (A 06) 48
Metric Units Mode (A 07) 48
Monitor Display Unit—User Diagnostics Menu 49
Service Codes (d 01) 49
Continuity Check (d 02) 51
Battery Monitor (d 03) 53
Engine Sensors (d 04) 54
Transmission Sensors (d 05) 58
Hydraulic Sensors (d 06) 60
Fuel Sensor (d 07) 64
(d08)-Not Used 64
Spin Control Mode (d 09) 65
Machine I D Mode (d 10) 65
Horn Button 70
Turn Signals 70
Heating and Air Conditioning Controls 71
Heater Operation 72
Air Flow Knob 72
Adjusting Steering Wheel Tilt 73
Opening and Securing Side Door 73
Opening Side Window/Secondary Exit 75
Opening Rear Side Window 75
Adjusting Seat 76
Seat Belt 77
Operation—Operating the Machine 78
Inspect Machine Daily Before Starting 78
Check Instruments Before Starting 79
Starting the Engine 79
Starting Fluid—If Equipped (Cold Weather Starting Aid) 81
Battery 83
Using Booster Batteries—24 Volt System 83
Engine Air Heater—If Equipped 84
Using Coolant Heater—If Equipped 84
Warm-Up 85
Cold Weather Warm-Up 85
Neutral Lock 85
Shifting the Transmission 86
Park Brake Switch 87
Boom and Bucket Control Lever 88
One Lever Design 88
Two Lever Design 89
Quick Shift Switch 90
Ride Control—If Equipped 91
Secondary Steering—If Equipped 92
Differential Lock Switch 93
Boom Height Kickout Adjustment 93
Return-to-Carry Kickout Adjustment 94
Return-To-Dig Adjustment 95
Fork Attachment 96
Arm Attachment 98
Parking the Machine 99
Loading Machine on a Trailer 100
Towing Procedure 102
Lifting the Machine 104
Maintenance—Machine 105
Diesel Fuel 105
Low Sulfur Diesel Fuel Conditioner 105
Dieselscan Fuel Analysis 106
Handling and Storing Diesel Fuel 106
Alternative And Synthetic Lubricants 106
Diesel Engine Break-In Oil 107
Diesel Engine Oil 108
Transmission, Hydraulic System, Park Brake, and Differential Oil 109
Grease 110
Diesel Engine Coolant 111
Maintenance—Periodic Maintenance 112
Service Your Machine at Specified Intervals 112
Check the Monitor Display Unit Regularly 112
Prepare Machine for Maintenance 113
Locking Machine Frame 115
Boom Lock 116
Opening Engine Side Shields and Service Doors 116
Opening Grille Door 117
Fuel Tank 117
Check Windshield Washer Fluid Level 118
Maintenance And Repair Record Keeping System 118
OILSCAN PLUS®, COOLSCAN PLUS®, and 3-Way Coolant Test Kit 119
Service Intervals 120
Required Parts 122
Maintenance—As Required 123
Check Tire Pressure 123
Tire Pressures 124
Tighten Wheel Retainer Cap Screws 124
Clean or Replace Air Cleaner Elements 125
Check Air Inlet Cap 126
Inspect Serpentine Belt 126
Drain Fuel Tank Sediment 127
Drain Water Separator Sediment 128
Maintenance—Every 10 Hours or Daily 129
Check Recovery Tank Coolant Level 129
Clean Air Cleaner Dust Unloader Valve 129
Check Engine Oil Level 130
Check Hydraulic Oil Level 131
Check Transmission Oil Level 132
Maintenance—After 100 Hours 133
Change Engine Break-In Oil and Replace Filter 133
Change Transmission Oil 135
Replace Transmission Oil Filter 137
Maintenance—Every 100 Hours 138
Grease Loader Linkage and Cylinder Pivots 138
Grease Front Steering Cylinder Pivots 139
Grease Oscillating Rear Axle and Rear Steering Cylinder Pivots 139
Check Cab Fresh Air Filter—If Equipped With Cab 139
Check Cab Recirculating Air Filter—If Equipped With Cab 141
Maintenance—Every 250 Hours 142
Grease Front Driveline Sliding Joint 142
Check Receiver Dryer Moisture Indicator 143
Check Radiator Coolant Level 143
Change Engine Oil and Replace Filter 144
Maintenance—Every 500 Hours 146
Lubricate Upper and Lower Drive Line Sliding Joints 146
Check Air Intake Hoses 147
Check Battery Electrolyte Level and Terminals 148
Clean Fuel Filter Strainer 150
Replace Final Fuel Filter 151
Replace Hydraulic System Return Filter 151
Grease Rear Oscillating Support Cover 152
Replace Hydraulic Reservoir Breather Filter 152
Replace Transmission Oil Filter 153
Check Park Brake Oil Level 153
Check Front and Rear Differential Oil Level 154
Maintenance—Every 1000 Hours 155
Clean Engine Crankcase Vent Tube 155
Replace Air Cleaner Dust Unloader Valve 155
Replace Air Cleaner Elements 155
Check Coolant 156
Check Radiator Hoses 157
Change Transmission Oil 158
Grease Frame Hinge Pivots 160
Change Park Brake Oil 161
Maintenance—Every 2000 Hours 162
Adjust Engine Valve Lash (Clearance) 162
Maintenance—Every 3000 Hours 163
Change Hydraulic System Oil 163
Clean Hydraulic System Strainer 164
Change Front and Rear Differential Oil 165
Clean Axle Differential Recirculation Screen 166
Miscellaneous—Machine 167
Draining the Cooling System 167
Filling the Cooling System 168
Replacing Engine Vibration Damper 169
Checking Fuel Tank Vent Hose 169
Adjusting Pilot Controller Tower 170
Bleeding Fuel System 170
Checking Fire Extinguisher—If Equipped 172
Precautions for Alternator and Regulator 172
Handling, Checking And Servicing Batteries Carefully 173
Replacing Batteries 174
Batteries 175
Remove and Install 175
Replacing Fuses 176
Fuse (Blade-Type) Color Codes 178
Replacing Halogen Bulbs 179
Engine Speeds 180
Checking Neutral Start System 180
Servicing Air Conditioning System—If Equipped 180
Welding on Machine 181
External Service Brake Inspection 182
Checking Ride Control Accumulator—If Equipped 183
Transmission Oil Cooler, Hydraulic Oil Cooler, Air-to-Air Aftercooler, and 185
Service Recommendations For STC®1 Fittings 186
Do Not Service Control Valves, Cylinders, Pumps or Motors 187
Hardware Torque Specifications 188
Keep ROPS Installed Properly 188
Metric Bolt and Cap Screw Torque Values 189
Unified Inch Bolt and Cap Screw Torque Values 190
Miscellaneous—Operational Checkout 191
Operational Checkout 191
Checking and Clearing Diagnostic Trouble Codes From Monitor 191
Engine Off Checks 193
Engine Running Checks 195
Miscellaneous—Troubleshooting 204
Troubleshooting Procedure 204
Diagnostic Trouble Codes Quick Reference List 205
Engine 208
Diagnose 210
Transmission System Malfunctions 210
Differential And Axle Malfunctions 213
Service Brake Malfunctions 214
Drive Line Malfunctions 215
Park Brake Malfunctions 216
Loader Hydraulic System Malfunctions 217
Steering Malfunctions 219
Air Conditioning System 220
Heater System 222
Miscellaneous—Storage 223
Prepare Machine For Storage 223
Miscellaneous—Machine Numbers 224
Record Product Identification Number (PIN) 224
Record Engine Serial Number 224
Record Transmission Serial Number 224
Record Hydraulic Pump Serial Number 224
Record Axle Serial Number 225
Miscellaneous—Specifications 226
644H Specifications 226
644H High Lift Specifications 228
Drain and Refill Capacities—644H 230
Miscellaneous—Crime Prevention Tips 231
Help Prevent Crime 231
Record Identification Numbers 231
Keep Proof of Ownership 231
Park Indoors Out of Sight 231
When Parking Outdoors 232
Reduce Vandalism 232
Report Thefts Immediately 233S.V 03/24 56