John Deere 750C Series II & 850C Series II Crawler Dozer Operator’s Manual PDF

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

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

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

Contents 7
Safety 11
750C Series II and 850C Series II Crawler Dozer Safety Features 11
Recognize Safety Information 12
Follow Safety Instructions 12
Operate Only If Qualified 12
Wear Protective Equipment 13
Avoid Unauthorized Machine Modifications 13
Add Cab Guarding For Special Uses 13
Inspect Machine 14
Stay Clear Of Moving Parts 14
Avoid High-Pressure Fluids 14
Beware Of Exhaust Fumes 15
Prevent Fires 15
Prevent Battery Explosions 15
Handle Chemical Products Safely 16
Dispose of Waste Properly 16
Prepare for Emergencies 16
Use Steps And Handholds Correctly 17
Start Only From Operator’s Seat 17
Use And Maintain Seat Belt 17
Prevent Unintended Machine Movement 18
Avoid Work Site Hazards 18
Keep Riders Off Machine 19
Avoid Backover Accidents 19
Avoid Machine Tipover 20
Add And Operate Attachments Safely 20
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 Signs 24
Safety Sign 24
Safety Sign 25
Safety Sign 26
Safety Sign 27
Safety Sign 28
Safety Sign 29
Operator’s Station 30
Display Monitor Gauges and Indicators 30
Monitor Display Window 31
Select Button Operation 32
Engine Coolant Temperature Gauge 33
Fuel Level Gauge 33
Engine Oil Pressure Gauge 34
STOP-Engine Indicator and Alarm 34
Service Required Indicator 35
Engine Alternator Voltage Indicator 35
Engine Air Filter Restriction Indicator 35
Transmission Oil Temperature Hot Indicator 36
Transmission Oil Filter Restriction Indicator 36
Hydraulic Oil Filter Restriction Indicator 36
Return FNR with Transmission Speed-In-Grip to Neutral Indicator 37
Check Service Code Indicator 37
Ether Injection Indicator 37
Fasten Seat Belt Indicator 38
Transmission Oil Pressure Gauge 38
Battery Disconnect Switch 38
Blade Control Lever 39
Park Lock Lever 39
Engine Speed Lever 40
FNR with Transmission Speed-In-Grip Buttons 40
Transmission Speed Reverse Ratio Knob 41
Steering with FNR-Transmission Speed-In-Grip Lever 42
Foot Pedals 42
Work Lights—If Equipped 43
Air Conditioner and Heat—If Equipped 44
Dome and Swivel Light 44
Mirror 45
Door Latch 45
Secondary Exits—(Cab Units Only) 46
Cab Windows 47
Wiper and Washer Controls 47
Grease Gun—If Equipped 48
Operator’s Manual Holder 48
Adjusting Seat 49
Seat Belt 50
Pre-Start Inspection 51
Inspect Machine Daily Before Starting 51
Operating the Engine 52
Check Instruments Before Starting 52
Starting the Engine 52
Starting Fluid—Cold Weather Start Aid 54
Using Booster Batteries—24-Volt System 56
Using Coolant Heater—If Equipped 57
Check Instruments After Starting 57
Warm-Up Engine 57
Engine Cold Weather Warm-Up 58
Stalled Engine 58
Stopping the Engine—Normal Shutdown 59
Driving the Machine 60
Operating Suggestions 60
Extend Undercarriage Life 61
Operating Park Lock Lever 62
Driving the Machine 63
Travel Speed 64
Steering with Transmission FNR with Transmission Speed-In-Grip Control Lever 64
Operating Brake Pedal 65
Stopping the Machine 65
Parking the Machine 66
Lock All Compartments 66
Operating the Machine 67
Blade Operation Tips 67
Blade Control Lever—Operation 68
Determining Blade Pitch 69
Changing Blade Pitch 70
Changing Blade Angle—Mechanical Angle 71
Operating on Slopes 71
Operating in Rough Terrain 72
Side-by-Side Dozing 72
Slot Dozing 72
Tilt Dozer Ditching 73
Backfilling 73
Leveling a Stockpile 73
Moving Boulders 74
Bench Cut 76
Brush Removal 77
Tree Removal 77
Stump Removal 78
Transporting 79
Loading Machine on a Trailer 79
Unloading Machine From Trailer 80
Towing 81
Fuels and Lubricants 84
Diesel Fuel 84
Handling and Storing Diesel Fuel 84
Fuel Tank 85
Low Sulfur Diesel Fuel Conditioner 85
Diesel Fuel Storage 86
Diesel Engine Oil 87
Transmission, Hydraulic, and Hand Pump Reservoir Oil 88
Inner and Outer Final Drive Oil 89
Track Rollers, Front Idler, Carrier Roller and Track Frame Outer Pivot Oil 90
Grease 90
Lubricant Storage 91
Alternative and Synthetic Lubricants 91
Mixing of Lubricants 92
Periodic Maintenance 93
Install Do Not Operate Tag 93
Service Your Machine at Specified Intervals 93
Check Hour Meter Regularly 94
Use Correct Fuels and Lubricants 94
Prepare Machine for Maintenance 94
Maintenance and Repair Record Keeping System 97
OILSCAN Plus®, COOLSCAN Plus®, DIESELSCAN and 3-Way Coolant Test Kit 98
Maintenance and Repair Record Keeping System 99
Maintenance—As Required 102
Check Alternator Belt Tension 102
Check Track Sag 103
Adjust Track Sag 104
Check Air Restriction Indicator 106
Maintenance—Every 10 Hours or Daily 107
Check Engine Oil Level 107
Check Coolant Level 108
Lubricate Left and Right Track Frame Pivot—750C series II—If Equipped 109
Lubricate Center Crossbar Pivot 750C Series II—If Equipped and 850C Series II 110
Check Transmission Oil Level 111
Check Hydraulic Oil Level 112
Lubricate Dozer Linkage 113
Lubricate All-Hydraulic Blade 114
Maintenance—Every 50 Hours 115
Lubricate Left and Right Crossbar End Pivot 115
Lubricate Lift Cylinder Pivots 115
Lubricate Track Adjust Cylinder 116
Maintenance—Every 250 Hours 117
Change Engine Oil and Filter Elements 117
Check Inner and Outer Final Drive Housings Oil Level 120
Check Radiator Coolant Level 121
Maintenance—Every 500 Hours 122
Change Primary Fuel Filter—750C Series II 122
Change Secondary Fuel Filter—750C Series II 123
Change Primary Fuel Filter—850C Series II 124
Change Secondary Fuel Filter—850C Series II 125
Check Battery Electrolyte Level and Terminals 126
Check Air Intake Hose 128
Check Coolant and Conditioner in Radiator 128
Maintenance—Every 1000 Hours 131
Clean Engine Crankcase Vent Tube 131
Check Left and Right Track Frame Pivot Oil Level 131
Change Final Drive Oil 132
Remove and Inspect Air Filter Elements 133
Maintenance—Every 2000 Hours 136
Change Hydraulic Oil and Filter 136
Change Hydrostatic Transmission Oil and Filter 137
Measure and Adjust Engine Valve Clearances—750C Series II 139
Measure and Adjust Engine Valve Clearances—850C Series II 141
Check Engine Speeds—750C Series II 143
Engine Speed Adjustment—850C Series II 143
Maintenance—Every 4500 Hours or 5 Years 144
Remove and Replace Engine Dampener 144
Maintenance 145
Servicing the Cooling System 145
Test the Coolant Freeze-Protection Level 145
Checking Coolant Hoses 146
Draining the Cooling System 146
Diesel Engine Coolant 148
Filling the Cooling System 149
Engine Cold Weather Warm-Up 150
Do Not Adjust Injection Pump 150
Do Not Service Injection Nozzles 151
Drain Fuel Filter Sediment—850C Series II 151
Fuel Drain and Shut-Off Valve 152
Clean Dusty Primary Element 152
Clean Dust Unloader Valve 153
Prevent Battery Explosions 153
Prevent Acid Burns 154
Service Batteries Carefully 155
Check Electrolyte Specific Gravity 156
Using Battery Charger 156
Precautions for Alternator and Regulator 157
Using Booster Battery 158
Replacing Batteries 159
Removing Batteries 159
Fuse Specifications 160
Fuse (Blade-Type) Color Codes 161
Adding 12-Volt Accessories 161
Remove and Install Halogen Bulb 162
Checking Neutral Start System 163
Change Reverse Warning Alarm Volume 164
Track Sag General Information 165
Checking Idlers and Rollers for Oil Leakage 165
Checking Idler and Track Roller Oil Level 166
Checking Carrier Roller Oil Level 167
Checking Idler Horizontal Movement 167
Checking Idler Vertical Movement 168
Cab or ROPS Tilting Procedure 169
Check and Adjust Front Crossbar-to-Crossbar Support and Main Frame Clearances 750C Series II—If Equipped 173
Adjusting Engine Speed Control Lever 174
Welding Procedure 174
Cleaning Cab Air Filter 175
Cleaning Cab Air Filter—Interior 175
Checking Fire Extinguisher—If Equipped 176
Checking Air Conditioner Refrigerant Level—If Equipped 176
Service Control Valves, Cylinders, Pumps and Motors 176
Check Engine Speeds—750C Series II 177
Engine Speed Adjustment—850C Series II 177
Hardware Torque Specifications 177
Checking Track Shoe Cap Screw Torque 178
Checking Track Shoe Cap Screw Torque—Master Link 179
Metric Bolt and Cap Screw Torque Values 181
Additional Metric Cap Screw Torque Values 182
Service Recommendations for Metric Series Four Bolt Flange Fitting 184
Unified Inch Bolt and Cap Screw Torque Values 185
Check Oil Lines and Fittings 186
Service Recommendations for O-Ring Boss Fittings 187
Service Recommendations for Flat Face O-Ring Seal Fittings 189
O-Ring Groove Connections 190
Service Recommendations for Inch Series Four Bolt Flange Fittings 191
Operational Checkout 193
Operational Checkout 193
Battery Disconnect Switch, Relays, Gauges, Monitor and Transmission Controller 193
194
194
194
195
195
196
196
197
197
Park Lock, Park Brake, and Start Checks 197
198
198
199
199
General Driving and Transmission Checks 199
200
200
201
201
201
202
202
202
202
203
203
203
204
204
204
205
205
205
206
206
206
207
207
207
208
Undercarriage Checks 208
208
209
209
209
210
210
Accessories and Cab Components 210
210
211
211
211
211
212
212
212
212
213
213
213
213
214
214
214
214
Troubleshooting 215
Using Troubleshooting Charts 215
Engine 215
Electrical System 229
Hydraulic System 236
Hydrostatic Transmission 239
Brake System 240
Air Conditioning 241
Transmission Controller Service Codes 242
Engine Controller Service Codes—850C Series II 248
Storage 254
Prepare Machine for Storage 254
Lock All Compartments 255
Monthly Storage Procedure 255
Machine Numbers 259
Record Product Identification Number (PIN) 259
Record Engine Serial Number 259
Record C-Frame or Pushbeam Serial Number 259
Record Transmission Serial Numbers 259
Specifications 260
750C Series II Specifications 260
750C Series II Capacity Specifications 263
750C Series II General Specifications 264
750C LT Series II Dimensions 266
750C WT Series II Dimensions 269
750C LGP Series II Dimensions 271
850C Series II Specifications 273
850C Series II Capacity Specifications 276
850C Series II General Specifications 277
850C LT Series II Dimensions 279
850C WT Series II Dimensions 282
850C LGP Series II Dimensions 284
Crime Prevention Tips 286
Help Prevent Crime 286
Record Identification Numbers 286
Keep Proof of Ownership 286
Park Indoors Out of Sight 286
When Parking Outdoors 287
Reduce Vandalism 287
Report Thefts Immediately 288
Checklists 289
Maintenance and Repair Record Keeping System 289
John Deere Service Literature Available 299
Technical Information 299
John Deere Service Keeps You On the Job 301
AT YOUR SERVICE WHEN YOU NEED IT 301
Page Numbers 7
Section 05 11
1 11
2 12
3 13
4 14
5 15
6 16
7 17
8 18
9 19
10 20
11 21
12 22
13 23
Section 06 24
1 24
2 25
3 26
4 27
5 28
6 29
Section 10 30
1 30
2 31
3 32
4 33
5 34
6 35
7 36
8 37
9 38
10 39
11 40
12 41
13 42
14 43
15 44
16 45
17 46
18 47
19 48
20 49
21 50
Section 20 51
1 51
Section 25 52
1 52
2 53
3 54
4 55
5 56
6 57
7 58
8 59
Section 30 60
1 60
2 61
3 62
4 63
5 64
6 65
7 66
Section 35 67
1 67
2 68
3 69
4 70
5 71
6 72
7 73
8 74
9 75
10 76
11 77
12 78
Section 40 79
1 79
2 80
3 81
4 82
5 83
Section 45 84
1 84
2 85
3 86
4 87
5 88
6 89
7 90
8 91
9 92
Section 50 93
1 93
2 94
3 95
4 96
5 97
6 98
7 99
8 100
9 101
Section 55 102
1 102
2 103
3 104
4 105
5 106
Section 60 107
1 107
2 108
3 109
4 110
5 111
6 112
7 113
8 114
Section 65 115
1 115
2 116
Section 75 117
1 117
2 118
3 119
4 120
5 121
Section 80 122
1 122
2 123
3 124
4 125
5 126
6 127
7 128
8 129
9 130
Section 85 131
1 131
2 132
3 133
4 134
5 135
Section 86 136
1 136
2 137
3 138
4 139
5 140
6 141
7 142
8 143
Section 87 144
1 144
Section 90 145
1 145
2 146
3 147
4 148
5 149
6 150
7 151
8 152
9 153
10 154
11 155
12 156
13 157
14 158
15 159
16 160
17 161
18 162
19 163
20 164
21 165
22 166
23 167
24 168
25 169
26 170
27 171
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34 178
35 179
36 180
37 181
38 182
39 183
40 184
41 185
42 186
43 187
44 188
45 189
46 190
47 191
48 192
Section 95 193
1 193
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3 195
4 196
5 197
6 198
7 199
8 200
9 201
10 202
11 203
12 204
13 205
14 206
15 207
16 208
17 209
18 210
19 211
20 212
21 213
22 214
Section 100 215
1 215
2 216
3 217
4 218
5 219
6 220
7 221
8 222
9 223
10 224
11 225
12 226
13 227
14 228
15 229
16 230
17 231
18 232
19 233
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22 236
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24 238
25 239
26 240
27 241
28 242
29 243
30 244
31 245
32 246
33 247
34 248
35 249
36 250
37 251
38 252
39 253
Section 105 254
1 254
2 255
3 256
4 257
5 258
Section 110 259
1 259
Section 115 260
1 260
2 261
3 262
4 263
5 264
6 265
7 266
8 267
9 268
10 269
11 270
12 271
13 272
14 273
15 274
16 275
17 276
18 277
19 278
20 279
21 280
22 281
23 282
24 283
25 284
26 285
Section 120 286
1 286
2 287
3 288
Section CLIS 289
1 289
2 290
3 291
4 292
5 293
6 294
7 295
8 296
9 297
10 298
Section SLIT 299
1 299
2 300
Section IBC 301
1 301
2 302

S.V 03/24