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Case 850M, Руководство по обслуживанию

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Part number 48080037

1

st

 edition English

January 2017

SERVICE MANUAL

  

850M

Tier 4B (final)

Crawler Dozer

PIN NGC103138 and above

                   

 
 

   
   

  

    
    

Printed

 

in U.S.A.

© 2017 CNH Industrial America LLC. All Rights Reserved. 

Case is a trademark registered in the United States and many

other countries, owned by or licensed to CNH Industrial N.V.,

its subsidiaries or affiliates.

                    

 

  

    
    

Содержание 850M

Страница 1: ...M Tier 4B final Crawler Dozer PIN NGC103138 and above Printed in U S A 2017 CNH Industrial America LLC All Rights Reserved Case is a trademark registered in the United States and many other countries owned by or licensed to CNH Industrial N V its subsidiaries or affiliates ...

Страница 2: ...SERVICE MANUAL 850M Long Track LT Tier 4B final NGC103138 850M Wide Track WT Low Ground Pressure LGP Tier 4B final NGC103138 48080037 31 01 2017 EN ...

Страница 3: ...CR exhaust treatment 10 6 10 400 Engine cooling system 10 7 10 414 Fan and drive 10 8 10 310 Aftercooler 10 9 10 304 Engine lubrication system 10 10 Power coupling 19 19 100 Drive shaft 19 1 Hydrostatic drive 29 29 218 Pump and motor components 29 1 29 202 Hydrostatic transmission 29 2 Brakes and controls 33 33 110 Parking brake or parking lock 33 1 33 202 Hydraulic service brakes 33 2 Hydraulic s...

Страница 4: ...50 200 Air conditioning 50 2 Electrical systems 55 55 000 Electrical system 55 1 55 011 Fuel tank system 55 2 55 014 Engine intake and exhaust system 55 3 55 015 Engine control system 55 4 55 030 Service brake electrical system 55 5 55 050 Heating Ventilation and Air Conditioning HVAC control system 55 6 55 100 Harnesses and connectors 55 7 55 201 Engine starting system 55 8 55 202 Cold start aid ...

Страница 5: ...arm 86 86 110 Dozer blade 86 1 86 124 Dozer pushbeams and struts 86 2 Tools 89 89 128 Ripper assembly 89 1 Platform cab bodywork and decals 90 90 150 Cab 90 1 90 151 Cab interior 90 2 90 154 Cab doors and hatches 90 3 90 120 Mechanically adjusted operator seat 90 4 90 124 Pneumatically adjusted operator seat 90 5 90 100 Engine hood and panels 90 6 48080037 31 01 2017 ...

Страница 6: ...INTRODUCTION 48080037 31 01 2017 1 ...

Страница 7: ...4 Torque Standard torque data for hydraulics 19 Torque 35 Basic instructions Shop and assembly 38 Engine cooling system Basic instructions 40 Maintenance chart 42 Basic instructions Moving a disabled machine 44 Hydraulic contamination 54 Capacities 55 General specification 56 Conversion factors 62 Consumables Loctite Product Chart 64 Product identification 70 Product identification Machine orienta...

Страница 8: ... by parts and or components not approved by the manu facturer including those used for the servicing or repair of the product manufactured or marketed by the manufacturer In any case no warranty is given or attributed on the product manufactured or marketed by the manufacturer in case of damages caused by parts and or components not approved by the manufacturer The manufacturer reserves the right ...

Страница 9: ... death or serious injury CAUTION indicates a hazardous situation that if not avoided could result in minor or moderate injury FAILURE TO FOLLOW DANGER WARNING AND CAUTION MESSAGES COULD RESULT IN DEATH OR SERIOUS INJURY Machine safety NOTICE Notice indicates a situation that if not avoided could result in machine or property damage Throughout this manual you will find the signal word Notice follow...

Страница 10: ...ar of moving parts Loose clothing jewelry watches long hair and other loose or hanging items can become entangled in moving parts Wear protective equipment when appropriate DO NOT attempt to remove material from any part of the machine while it is being operated or while components are in motion Make sure that all guards and shields are in good condition and properly installed before you operate t...

Страница 11: ... to the machine while it is in motion or while the engine is running Always make sure that working area is clear of tools parts other persons and pets before you start operating the machine Unsupported hydraulic cylinders can lose pressure and drop the equipment causing a crushing hazard Do not leave equipment in a raised position while parked or during service unless the equipment is securely sup...

Страница 12: ...ut any items that contain flammable material Clean items thoroughly with non flammable solvents before welding or flame cutting Do not expose the machine to flames burning brush or explosives Promptly investigate any unusual smells or odors that may occur during operation of the machine General battery safety Always wear eye protection when you work with batteries Do not create sparks or have open...

Страница 13: ...actors tethers slack take up system and mounting bolts for damage and wear Replace all parts that have damage or wear Replace belts that have cuts that can make the belt weak Check that bolts are tight on the seat bracket or mounting If the belt is attached to the seat make sure that the seat or seat brackets are mounted securely Keep seat belts clean and dry Clean belts only with soap solution an...

Страница 14: ...ension for the protective structure operator s seat and suspension seat belts and mounting components and wiring within the operator s protective system MUST be carefully inspected for damage All damaged parts MUST BE REPLACED DO NOT WELD DRILL HOLES ATTEMPT TO STRAIGHTEN OR REPAIR THE PROTECTIVE STRUCTURE MOD IFICATION IN ANY WAY CAN REDUCE THE STRUCTURAL INTEGRITY OF THE STRUCTURE WHICH COULD CA...

Страница 15: ...ies or authorities as appropriate to determine the locations of services Make sure that the machine has sufficient clearance to pass in all directions Pay special attention to overhead power lines and hanging obstacles High voltage lines may require significant clearance for safety Contact local authorities or utilities to obtain safe clearance distances from high voltage power lines Retract raise...

Страница 16: ...ent and do not enter or permit anyone to enter the area of movement while the machine is in operation Never enter or permit anyone to enter the area underneath raised equipment Equipment and or loads can fall unex pectedly and crush persons underneath it Do not leave equipment in raised position while parked or during service unless securely supported Hydraulic cylin ders must be mechanically lock...

Страница 17: ... allow coolant mixtures to get into the soil Collect and dispose of coolant mixtures properly The air conditioning system contains gases that should not be released into the atmosphere Consult an air condi tioning specialist or use a special extractor to recharge the system properly Repair any leaks or defects in the engine cooling system or hydraulic system immediately Do not increase the pressur...

Страница 18: ...signated area on the tag The tag should only be removed by the person who signed and attached the tag after validating the repairs or services have been completed A D E B F C 87358697 1 Tag Components A DO NOT REMOVE THIS TAG Warning The tag should only be removed by the person who signed and at tached the tag after validating the repairs or services have been completed B See Other Side Reference ...

Страница 19: ... lb in 25 N m 217 lb in 26 N m 234 lb in 35 N m 311 lb in 17 N m 151 lb in 24 N m 212 lb in M10 37 N m 27 lb ft 49 N m 36 lb ft 52 N m 38 lb ft 70 N m 51 lb ft 33 N m 25 lb ft 48 N m 35 lb ft M12 64 N m 47 lb ft 85 N m 63 lb ft 91 N m 67 lb ft 121 N m 90 lb ft 58 N m 43 lb ft 83 N m 61 lb ft M16 158 N m 116 lb ft 210 N m 155 lb ft 225 N m 166 lb ft 301 N m 222 lb ft 143 N m 106 lb ft 205 N m 151 l...

Страница 20: ...9 N m 343 lb in 18 N m 163 lb in 27 N m 240 lb in M10 40 N m 30 lb ft 54 N m 40 lb ft 57 N m 42 lb ft 77 N m 56 lb ft 37 N m 27 lb ft 53 N m 39 lb ft M12 70 N m 52 lb ft 93 N m 69 lb ft 100 N m 74 lb ft 134 N m 98 lb ft 63 N m 47 lb ft 91 N m 67 lb ft M16 174 N m 128 lb ft 231 N m 171 lb ft 248 N m 183 lb ft 331 N m 244 lb ft 158 N m 116 lb ft 226 N m 167 lb ft M20 350 N m 259 lb ft 467 N m 345 lb...

Страница 21: ...ft 7 16 48 N m 36 lb ft 65 N m 48 lb ft 68 N m 50 lb ft 91 N m 67 lb ft 50 N m 37 lb ft 71 N m 53 lb ft 1 2 74 N m 54 lb ft 98 N m 73 lb ft 104 N m 77 lb ft 139 N m 103 lb ft 76 N m 56 lb ft 108 N m 80 lb ft 9 16 107 N m 79 lb ft 142 N m 105 lb ft 150 N m 111 lb ft 201 N m 148 lb ft 111 N m 82 lb ft 156 N m 115 lb ft 5 8 147 N m 108 lb ft 196 N m 145 lb ft 208 N m 153 lb ft 277 N m 204 lb ft 153 N...

Страница 22: ...85 lb ft 153 N m 113 lb ft 74 N m 55 lb ft 104 N m 77 lb ft 9 16 117 N m 86 lb ft 156 N m 115 lb ft 165 N m 122 lb ft 221 N m 163 lb ft 106 N m 78 lb ft 157 N m 116 lb ft 5 8 162 N m 119 lb ft 216 N m 159 lb ft 228 N m 168 lb ft 304 N m 225 lb ft 147 N m 108 lb ft 207 N m 153 lb ft 3 4 287 N m 212 lb ft 383 N m 282 lb ft 405 N m 299 lb ft 541 N m 399 lb ft 261 N m 193 lb ft 369 N m 272 lb ft 7 8 4...

Страница 23: ...8 4 Grade Identification Grade Corner Marking Method 1 Flats Marking Method 2 Clock Marking Method 3 Grade A No Notches No Mark No Marks Grade B One Circumferential Notch Letter B Three Marks Grade C Two Circumferential Notches Letter C Six Marks 48080037 31 01 2017 18 ...

Страница 24: ... 44 N m 32 5 lb ft 47 N m 34 7 lb ft 28 N m 20 7 lb ft M22x1 5 105 N m 77 4 lb ft 63 N m 46 5 lb ft 63 N m 46 5 lb ft 38 N m 28 0 lb ft M27x2 178 N m 131 3 lb ft 107 N m 78 9 lb ft 105 N m 77 4 lb ft 63 N m 46 5 lb ft M30x2 225 N m 166 0 lb ft 135 N m 99 6 lb ft 136 N m 100 3 lb ft 82 N m 60 5 lb ft M33x2 325 N m 239 7 lb ft 195 N m 143 8 lb ft 168 N m 123 9 lb ft 101 N m 74 5 lb ft M42x2 345 N m ...

Страница 25: ... 1 lb ft 84 N m 62 0 lb ft 57 N m 42 0 lb ft 50 N m 36 9 lb ft 15 mm G 1 2 A 16 mm 18 mm 136 N m 100 3 lb ft 105 N m 77 4 lb ft 82 N m 60 5 lb ft 63 N m 46 5 lb ft G 3 4 A 20 mm 22 mm 210 N m 154 9 lb ft 210 N m 154 9 lb ft 126 N m 92 9 lb ft 126 N m 92 9 lb ft G 1 A 25 mm 28 mm 400 N m 295 0 lb ft 400 N m 295 0 lb ft 240 N m 177 0 lb ft 240 N m 177 0 lb ft G 1 1 4 A 30 mm 35 mm 525 N m 387 2 lb f...

Страница 26: ... ft 38 N m 28 0 lb ft M18x1 5 8 mm 11 mm 105 N m 77 4 lb ft 84 N m 62 0 lb ft 63 N m 46 5 lb ft 50 N m 36 9 lb ft M20x1 5 10 mm 147 N m 108 4 lb ft 88 N m 64 9 lb ft M22x1 5 12 mm 14 mm 158 N m 116 5 lb ft 147 N m 108 4 lb ft 95 N m 70 1 lb ft 88 N m 64 9 lb ft M26x1 5 18 mm 210 N m 154 9 lb ft 126 N m 92 9 lb ft M27x1 2 16 mm 210 N m 154 9 lb ft 126 N m 92 9 lb ft M33x2 20 mm 23 mm 400 N m 295 0 ...

Страница 27: ...89 N m 65 6 lb ft 53 N m 39 1 lb ft 53 N m 39 1 lb ft 32 N m 23 6 lb ft 10 7 8 14 15 88 mm 0 625 in 5 8 121 N m 89 2 lb ft 73 N m 53 8 lb ft 63 N m 46 5 lb ft 38 N m 28 0 lb ft 12 1 1 16 12 19 05 mm 0 75 in 3 4 178 N m 131 3 lb ft 107 N m 78 9 lb ft 100 N m 73 8 lb ft 60 N m 44 3 lb ft 14 1 3 16 12 22 22 mm 0 875 in 7 8 225 N m 166 0 lb ft 135 N m 99 6 lb ft 131 N m 96 6 lb ft 79 N m 58 3 lb ft 16...

Страница 28: ... N m 65 6 lb ft 53 N m 39 1 lb ft 53 N m 39 1 lb ft 32 N m 23 6 lb ft 10 7 8 14 15 88 mm 0 625 in 5 8 121 N m 89 2 lb ft 73 N m 53 8 lb ft 63 N m 46 5 lb ft 38 N m 28 0 lb ft 12 1 1 16 12 19 05 mm 0 75 in 3 4 178 N m 131 3 lb ft 107 N m 78 9 lb ft 100 N m 73 8 lb ft 60 N m 44 3 lb ft 14 1 3 16 12 22 22 mm 0 875 in 7 8 225 N m 166 0 lb ft 135 N m 99 6 lb ft 131 N m 96 6 lb ft 79 N m 58 3 lb ft 16 1...

Страница 29: ... ft 8 3 4 16 89 N m 65 6 lb ft 89 N m 65 6 lb ft 53 N m 39 1 lb ft 10 7 8 14 116 N m 85 6 lb ft 116 N m 85 6 lb ft 70 N m 51 6 lb ft 12 1 1 16 12 176 N m 129 8 lb ft 176 N m 129 8 lb ft 106 N m 78 2 lb ft 14 1 3 16 12 247 N m 182 2 lb ft 247 N m 182 2 lb ft 148 N m 109 2 lb ft 16 1 5 16 12 284 N m 209 5 lb ft 284 N m 209 5 lb ft 170 N m 125 4 lb ft 20 1 5 8 12 357 N m 263 3 lb ft 357 N m 263 3 lb ...

Страница 30: ... 5 lb ft 44 N m 32 5 lb ft 8 13 16 16 12 7 mm 0 5 in 1 2 65 N m 47 9 lb ft 65 N m 47 9 lb ft 10 1 14 15 88 mm 0 625 in 5 8 100 N m 73 8 lb ft 100 N m 73 8 lb ft 12 1 3 16 12 19 05 mm 0 75 in 3 4 150 N m 110 6 lb ft 131 N m 96 6 lb ft 14 1 5 16 12 22 22 mm 0 875 in 7 8 163 N m 120 2 lb ft 131 N m 96 6 lb ft 16 1 7 16 12 25 4 mm 1 0 in 1 210 N m 154 9 lb ft 131 N m 96 6 lb ft 20 1 11 16 12 31 75 mm ...

Страница 31: ......

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