John Deere 750C & 850C Crawler Dozer Operator’s Manual – PDF DOWNLOAD

Description

John Deere 750C & 850C Crawler Dozer Operator’s Manual – PDF DOWNLOAD

DESCRIPTION:

John Deere 750C & 850C Crawler Dozer Operator’s Manual – PDF DOWNLOAD

Introduction :

READ THIS MANUAL carefully to learn how to operate and service your machine correctly. Failure to do so could result in personal injury or equipment damage. This manual and safety signs on your machine may also be available in other languages. (See your John Deere dealer to order.)

• THIS MANUAL SHOULD BE CONSIDERED a permanent part of your machine and should remain with the machine when you sell it. MEASUREMENTS in this manual are given in both metric and customary U.S. unit equivalents. Use only correct replacement parts and fasteners. Metric and inch fasteners may require a specific metric or inch wrench. RIGHT AND LEFT sides are determined by facing in the direction of forward travel.
• WRITE PRODUCT IDENTIFICATION NUMBERS (P.I.N.) in the Machine Numbers chapter. Accurately record all the numbers to help in tracing the machine should it be stolen.
• Your dealer also needs these numbers when you order parts. File the identification numbers in a secure place off the machine. WARRANTY is provided as part of John Deere’s support program for customers who operate and maintain their equipment as described in this manual. The warranty is explained on the warranty certificate which you should have received from your dealer.

TABLE OF CONTENTS:

John Deere 750C & 850C Crawler Dozer Operator’s Manual – PDF DOWNLOAD

Contents 7
Safety 11
750C and 850C Crawler Dozer 11
Recognize Safety Information 12
Understand Signal Words 12
Follow Safety Instructions 12
Avoid Injury from Rollover Accidents ———————————— Wear Your Seat Belt ———————————— Do Not Attempt to Jump Clear of Tipping Machine–Serious or Fatal Crushing Injuries Will Result —————————- 13
Avoid Injury from Backover Accidents ———————————- Before Moving Machine, Be Sure All Persons Are Clear of Area ———————————- Always Be Alert for Bystanders Moving into the Work Area Use Horn or Other Signal to W 14
Avoid Injury from Rollaway Accidents ——————————– To Prevent Rollaway, Always Make Sure Machine Is Properly Secured Before Leaving Operator’s Seat ——————————– Death or Serious Injury May Result If You Attempt to Mo 15
Avoid Injury from: ——————————– Loading Machine on a Trailer, Fastening Machine to Trailer, Unloading Machine from Trailer ——————————– Always Use Caution When Loading and Unloading Machines on a Trailer ———– 16
Inspect Machine 17
Use Handholds and Steps 17
Prevent Machine Runaway 17
Use Seat Belt Properly 18
Maintain Seat Belt 18
Secondary Exits 18
Operating on Slopes 19
Park Machine Safely 19
Keep Riders Off Machine 20
Handle Fuel Safely—Avoid Fires 20
Handle Fluids Safely—Avoid Fires 20
Prepare for Emergencies 21
Handle Starting Fluid Safely 21
Clean Trash from Machine 21
Protect Against Flying Debris 22
Wear Protective Clothing 22
Protect Against Noise 22
Warn Others of Service Work 23
Handle Chemical Products Safely 23
Keep ROPS Installed Properly 24
Practice Safe Maintenance 25
Stay Clear of Moving Parts 26
Support Machine Properly 26
Dispose of Waste Properly 27
Remove Paint Before Welding or Heating 27
Avoid High-Pressure Fluids 28
Avoid Heating Near Pressurized Fluid Lines 28
Prevent Battery Explosions 28
Clean the Machine Regularly 29
Service Cooling System Safely 29
Store Attachments Safely 29
Travel Safely 30
Safety Signs 31
Safety Sign 31
Safety Sign 32
Safety Sign 33
Safety Sign 34
Safety Sign 35
Safety Sign 36
Safety Sign 37
Operator’s Station 38
Display Monitor Gauges and Indicators 38
Monitor Display Window 39
Select Button Operation 40
Engine Coolant Temperature Gauge 41
Fuel Level Gauge 41
Engine Oil Pressure Gauge 41
STOP-Engine Indicator and Alarm 42
Service Required Indicator 42
Engine Alternator Voltage Indicator 42
Engine Air Filter Restriction Indicator 43
Transmission Oil Temperature Hot Indicator 43
Transmission Oil Filter Restriction Indicator 43
Hydraulic Oil Filter Restriction Indicator 43
Return FNR to Neutral Indicator 44
Check Service Code Indicator 44
Ether Injection Indicator 44
Fasten Seat Belt Indicator 45
Transmission Oil Pressure Gauge 45
Battery Disconnect Switch 45
Blade Control Lever 46
Park Lock Levers 46
Engine Speed Lever—All Machines 47
Transmission Speed Lever—Lever Steer Machines 47
FNR Lever—Lever Steer Machine 48
FNR Lever—Pedal Steer Machine 49
Pedals—Lever Steer Machine 50
Pedals—Pedal Steer Machine 50
Work Lights—If Equipped 51
Air Conditioner and Heat 52
Dome and Swivel Light 52
Mirror 53
Door Latch 53
Windows 54
Cab Windows 55
Windshield Wiper and Washer Controls—Cab 55
Grease Gun—If Equipped 56
Operator’s Manual Holder 56
Adjusting Seat 57
Seat Belt 58
Break-In 59
Observe Engine Operation Closely 59
After the First 10 Hours 59
Between the First 50 to 100 Hours 59
Pre-Start Inspection 60
Inspect Machine Daily Before Starting 60
Operating the Engine 61
Check Instruments Before Starting 61
Starting the Engine 61
Starting Fluid—Cold Weather Start Aid 63
Using Booster Batteries—24-Volt System 65
Using Coolant Heater—If Equipped 66
Check Instruments After Starting 66
Warm-Up Engine 66
Engine Cold Weather Warm-Up 67
Stalled Engine 67
Stopping the Engine—Normal Shutdown 68
Driving the Machine 69
Driving the Machine 69
Operating Suggestions 69
Extend Undercarriage Life 70
Operating Park Lock Levers 71
Driving the Machine—Pedal Steer Machine 72
Driving the Machine—Lever Steer Machine 73
Travel Speed 74
Operating Brake Pedal 74
Stopping the Machine 75
Parking the Machine 76
Lock All Compartments 77
Operating the Machine 78
Blade Operation Tips 78
Blade Control Lever—Operation 79
Determining Blade Pitch 80
Changing Blade Pitch 81
Changing Blade Angle—Mechanical Angle 82
Operating on Slopes 82
Operating in Rough Terrain 83
Side-by-Side Dozing 83
Slot Dozing 83
Tilt Dozer Ditching 83
Backfilling 84
Leveling a Stockpile 84
Moving Boulders 85
Bench Cut 87
Brush Removal 87
Tree Removal 88
Stump Removal 89
Transporting 90
Loading Machine on a Trailer 90
Towing 91
Fuels and Lubricants 94
Diesel Fuel 94
Storing Fuel 94
Fuel Tank 95
Low Sulfur Diesel Fuel Conditioner 95
Do Not Use Galvanized Containers 96
Diesel Engine Oil 97
Transmission, Hydraulic, and Hand Pump Reservoir Oil 98
Inner and Outer Final Drive Oil 99
Track Rollers, Front Idler, Carrier Roller and Track Frame Outer Pivot Oil 100
Grease100
Lubricant Storage 101
Alternative and Synthetic Lubricants 101
Mixing of Lubricants 102
Periodic Maintenance103
Install Do Not Operate Tag103
Service Your Machine at Specified Intervals 103
Check Hour Meter Regularly 104
Use Correct Fuels and Lubricants104
Prepare Machine for Maintenance104
Maintenance and Repair Record Keeping System 107
Oilscan Plus®, Coolscan Plus® and 3-Way Coolant Test Kit 108
Maintenance and Repair Record Keeping System 109
Maintenance—As Required113
Check and Adjust Alternator Belt Tension—750C (SN —831315) 113
Check and Adjust Fan Belt Tension—750C (SN —831315) 114
Check and Adjust Compressor Belt Tension—If Equipped—750C (SN —831315) 115
Check Track Sag 116
Adjust Track Sag 117
Check Air Restriction Indicator 119
Maintenance—Every 10 Hours or Daily120
Check Coolant Level 120
Check Engine Oil Level—750C (SN —831315) 121
Check Engine Oil Level—750C (SN 831316— ) and 850C122
Check Hydraulic Oil Level 123
Check Transmission Oil Level 124
Lubricate Dozer Linkage 125
Lubricate All-Hydraulic Blade126
Maintenance—Every 50 Hours127
Lubricate Left and Right Track Frame Pivot 127
Lubricate Lift Cylinder Pivots128
Lubricate Track Adjust Cylinder 129
Maintenance—Every 250 Hours130
Change Engine Oil and Filter Elements 130
Check Inner and Outer Final Drive Housings Oil Level 133
Check Radiator Coolant Level 134
Maintenance—Every 500 Hours135
Check Coolant Conditioner 135
Change Primary Fuel Filter—750C (SN —831315) 136
Change Secondary Fuel Filter—750C (SN —831315)137
Change Primary Fuel Filter—750C (SN 831316— ) 138
Change Secondary Fuel Filter—750C (SN 831316— )139
Change Primary Fuel Filter—850C 140
Change Secondary Fuel Filter—850C141
Check Battery Electrolyte Level and Terminals 142
Check Air Intake Hose 144
Maintenance—Every 1000 Hours145
Check Left and Right Track Frame Pivot Oil Level 145
Change Final Drive Oil 146
Clean Engine Crankcase Vent Tube 147
Remove and Inspect Air Filter Elements 148
Measure and Adjust Engine Valve Clearances—750C (SN —831315) 151
Maintenance—Every 2000 Hours153
Change Hydraulic Oil and Filter 153
Change Hydrostatic Transmission Oil and Filter 154
Measure and Adjust Engine Valve Clearances—750C (SN 831316— )156
Measure and Adjust Engine Valve Clearances—850C158
Check Engine Speeds 160
Maintenance161
Servicing the Cooling System161
Test the Coolant Freeze-Protection Level 161
Checking Coolant Hoses 162
Draining the Cooling System 162
Diesel Engine Coolant165
Filling the Cooling System166
Engine Cold Weather Warm-Up167
Do Not Adjust Injection Pump167
Do Not Service Injection Nozzles168
Drain Fuel Filter Sediment—850C 168
Fuel Drain and Shut-Off Valve169
Clean Dusty Primary Element169
Clean Dust Unloader Valve 170
Prevent Battery Explosions170
Prevent Acid Burns171
Service Batteries Carefully172
Check Electrolyte Specific Gravity173
Using Battery Charger173
Precautions for Alternator and Regulator 174
Using Booster Battery175
Replacing Batteries176
Removing Batteries176
Fuse Specifications177
Fuse (Blade-Type) Color Codes178
Adding 12-Volt Accessories 178
Remove and Install Halogen Bulb179
Checking Neutral Start System180
Change Reverse Warning Alarm Volume181
Track Sag General Information182
Checking Idlers and Rollers for Oil Leakage182
Checking Idler and Track Roller Oil Level 183
Checking Carrier Roller Oil Level 184
Checking Idler Horizontal Movement184
Checking Idler Vertical Movement185
Cab or ROPS Tilting Procedure186
Check and Adjust Front Crossbar-to-Crossbar Support and Main Frame Clearances 190
Adjusting Engine Speed Control Lever 191
Welding Procedure191
Cleaning Cab Air Filter192
Cleaning Cab Air Filter—Interior192
Checking Fire Extinguisher—If Equipped193
Checking Air Conditioner Refrigerant Level—If Equipped193
Service Control Valves, Cylinders, Pumps and Motors193
Engine Speed Adjustment—750C (SN 831316— ) and 850C (SN —822867) 194
Hardware Torque Specifications195
Checking Track Shoe Cap Screw Torque196
Checking Track Shoe Cap Screw Torque—Master Link197
Metric Bolt and Cap Screw Torque Values 199
Additional Metric Cap Screw Torque Values200
Service Metric Series Four Bolt Flange Fitting202
Unified Inch Bolt and Cap Screw Torque Values 203
Checking Oil Lines and Fittings204
Service Recommendations for O-Ring Boss Fittings 205
Service Recommendations for Flat Face O-Ring Seal Fittings207
Service Recommendations for Inch Series Four Bolt Flange Fittings208
Operational Checkout210
Operational Checkout210
Battery Disconnect Switch, Relays, Gauges, Monitor and Transmission Controller210
Troubleshooting234
Using Troubleshooting Charts234
Engine 234
Electrical System 248
Hydraulic System255
Hydrostatic Transmission 258
Brake System 259
Air Conditioning 260
Transmission Controller Service Codes 261
Engine Controller Service Codes—850C (SN 822868— ) 268
Storage274
Prepare Machine for Storage274
Lock All Compartments275
Monthly Storage Procedure276
Machine Numbers279
Record Product Identification Number (PIN) 279
Record Engine Serial Number 279
Record Winch Serial Number—If Equipped279
Record C-Frame or Pushbeam Serial Number 279
Record Transmission Serial Numbers280
Specifications281
750C Specifications281
750C General Specifications284
750C Dimensions286
750C WT Dimensions290
750C LGP Dimensions292
850C Specifications294
850C General Specifications297
850C Dimensions299
850C WT Dimensions303
850C LGP Dimensions305
Crime Prevention Tips307
Help Prevent Crime307
Record Identification Numbers307
Keep Proof of Ownership307
Park Indoors Out of Sight307
When Parking Outdoors308
Reduce Vandalism308
Report Thefts Immediately309
Checklists310
Maintenance and Repair Record Keeping System 310
John Deere Service Literature Available321
Technical Information321
John Deere Service Keeps You On the Job323
At Your Service When You Need It323

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JOHN DEERE 750C & 850C CRAWLER DOZER OPERATOR’S MANUAL – PDF DOWNLOAD:

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• This is the SAME MANUAL used by the dealerships to diagnose your vehicle
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