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Fayat Group BOMAG BC 672 RB-4, Service Manual

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Fayat Group BOMAG BC 672 RB-4 Service Manual Download Page 5

4.7.1  Sequence of end position damping.......................................................................................... 205

4.8  Travel system

............................................................................................................................

209

4.9  Training of electric system

.......................................................................................................

210

4.10  Inspection and maintenance work

.........................................................................................

311

4.10.1  Maintenance Table................................................................................................................. 311
4.10.2  Every 500 operating hours..................................................................................................... 311
4.10.3  As required............................................................................................................................. 312

5

Hydraulic system

..............................................................................................................................

315

5.1  Basic principles

.........................................................................................................................

316

5.1.1  Open and closed hydraulic circuit............................................................................................ 316
5.1.2  Swash plate principle, pump.................................................................................................... 318
5.1.3  Swash plate principle, motor.................................................................................................... 319
5.1.4  External gear pumps................................................................................................................ 321

5.2  Overview of hydraulics

.............................................................................................................

323

5.3  Description of hydraulic components

.....................................................................................

325

5.3.1  Travel pump, A4VG85 DA........................................................................................................ 325
5.3.2  Travel pump, A4VG85 HT........................................................................................................ 332
5.3.3  Fan pump, A4VG56 EF-EP...................................................................................................... 338
5.3.4  Steering and working pump, A10VO/VSO............................................................................... 343
5.3.5  Travel motor, A6VM215 EP...................................................................................................... 348
5.3.6  Fan motor................................................................................................................................. 352
5.3.7  Control valve block for steering and dozer blade..................................................................... 354

5.4  Description of hydraulic circuits

.............................................................................................

365

5.4.1  Charge circuit........................................................................................................................... 366
5.4.2  Travel system........................................................................................................................... 367
5.4.3  Cooling system......................................................................................................................... 379
5.4.4  Working hydraulics................................................................................................................... 384

5.5  Inspection and maintenance work

..........................................................................................

398

5.5.1  Maintenance Table................................................................................................................... 398
5.5.2  Checks prior to start up............................................................................................................ 398
5.5.3  Every 500 operating hours....................................................................................................... 399
5.5.4  Every 1000 operating hours..................................................................................................... 401
5.5.5  Every 2000 operating hours..................................................................................................... 405

6

Machine assemblies

..........................................................................................................................

411

6.1  Diesel engine

.............................................................................................................................

413

6.1.1  Overview of diesel engine........................................................................................................ 413
6.1.2  Coolant circuit.......................................................................................................................... 416
6.1.3  Fuel supply............................................................................................................................... 419
6.1.4  Lubrication oil circuit................................................................................................................. 424
6.1.5  Cylinder crankcase ventilation................................................................................................. 426
6.1.6  Exhaust gas recirculation (EGR).............................................................................................. 427
6.1.7  Exhaust gas aftertreatment (SCR)........................................................................................... 429
6.1.8  Engine electrics........................................................................................................................ 444
6.1.9  Inspection and maintenance work............................................................................................ 468

6.2  Oscillating articulated joint

......................................................................................................

488

6.2.1  Removing and installing live ring, oscillating articulated joint................................................... 488

Table of contents

 

BC 672 RB-4 / BC 772 RB-4 / BC 772 RS-4 / BC 772 EB-4

 

5

Find manuals at https://best-manuals.com

Summary of Contents for BOMAG BC 672 RB-4

Page 1: ...672 RB 4 BC 772 RB 4 BC 772 RS 4 BC 772 EB 4 Refuse compactor Soil compactor Service Manual S 570 0050 S N 101 570 04 1001 S N 101 570 02 1001 S N 101 570 03 1001 S N 101 570 94 1001 06 2018 008 925...

Page 2: ...2 Find manuals at https best manuals com...

Page 3: ...remarks and safety notes 59 1 3 3 Preparations concluding work 60 1 3 4 Parking the machine in secured condition 63 1 4 Fuels and lubricants 65 1 4 1 Engine oil 65 1 4 2 Fuel 65 1 4 3 AdBlue DEF 66 1...

Page 4: ...ystem 152 4 2 1 Indicators and control elements 153 4 2 2 Wiring 156 4 2 3 CAN BUS overview 163 4 2 4 Table of fuels and lubricants 165 4 3 Starting the engine with jump leads 175 4 4 Installation loc...

Page 5: ...er blade 354 5 4 Description of hydraulic circuits 365 5 4 1 Charge circuit 366 5 4 2 Travel system 367 5 4 3 Cooling system 379 5 4 4 Working hydraulics 384 5 5 Inspection and maintenance work 398 5...

Page 6: ...r conditioning system 535 6 5 6 Monitoring devices 535 6 5 7 Description of components 536 6 5 8 Climatronic control 542 6 5 9 Compressor 546 6 5 10 Emptying in case of repair 548 6 5 11 Drying and ev...

Page 7: ...oting procedure 672 7 6 3 Leak test 681 7 6 4 Checking the magnetic clutch 682 7 7 Troubleshooting central lubrication system 684 7 7 1 Function control 684 7 7 2 Faults and causes 686 7 7 3 Fault Cau...

Page 8: ...m 274 798 A 3 Circuit diagram 279 856 A 4 Circuit diagram 332 913 A 5 Circuit diagram 402 971 A 6 Circuit diagram 402 1030 A 7 Hydraulic diagram BC 772 RB 4 571 908 23 1093 A 8 Hydraulic diagram BC 77...

Page 9: ...1 General General BC 672 RB 4 BC 772 RB 4 BC 772 RS 4 BC 772 EB 4 9 Find manuals at https best manuals com...

Page 10: ...ncluding work 60 1 3 4 Parking the machine in secured condition 63 1 4 Fuels and lubricants 65 1 4 1 Engine oil 65 1 4 2 Fuel 65 1 4 3 AdBlue DEF 66 1 4 4 Coolant 69 1 4 5 Hydraulic oil 70 1 4 6 Gear...

Page 11: ...ice n BOMAG guarantees long term availability of all common parts n Well designed catalogues provide an easy guide to finding and ordering the required parts n Only use genuine BOMAG parts These have...

Page 12: ...n generally accepted safety and road traffic regulations n country state specific safety regulations It is the duty of the operator to be acquainted with the safety regu lations and to apply these ac...

Page 13: ...and environment friendly disposal of fuels and lubricants as well as replacement parts 1 2 1 3 Personal protective equipment Depending on the work to be carried out personal protective equipment is re...

Page 14: ...against substances or parti cles 1 2 1 4 Intended use This machine must only be used for n Compaction and distribution of refuse on sanitary landfill sites Intended use also includes compliance with t...

Page 15: ...rating company The operating company is the natural or juridical person who uses the machine or in who s name the machine is used The operating company must make sure that the machine is only used for...

Page 16: ...tood the operating instructions n have made himself familiar with the operation of the machine n be physically and psychologically able to drive and operate the machine Persons under the influence of...

Page 17: ...es which are not safe to operate or in traffic must be imme diately taken out of service and shall not be used until these defi ciencies have been properly rectified Safety installations and switches...

Page 18: ...substance n possible dangers n composition information on constituents n first aid measures n fire fighting measures n measures in case of accidental release n handling and storage n limitation and m...

Page 19: ...r your personal protective equipment pro tective gloves protective clothing Do not inhale any fuel fumes Avoid contact CAUTION Danger of slipping on spilled diesel fuel Immediately bind spilled diesel...

Page 20: ...with hot components Smoking and open fire is prohibited Wear your personal protective equipment pro tective gloves protective clothing CAUTION Health hazard caused by contact with oil Wear your perso...

Page 21: ...th hot components Smoking and open fire is prohibited Wear your personal protective equipment pro tective gloves protective clothing CAUTION Health hazard caused by contact with hydraulic oil Wear you...

Page 22: ...l protective equipment pro tective gloves protective clothing Do not inhale any fumes Avoid contact CAUTION Danger of slipping on spilled coolant Immediately bind spilled coolant with an oil binding a...

Page 23: ...cal advice in case of cau terization WARNING Danger of injury caused by exploding gas mix ture Remove the plugs before starting to recharge the battery Ensure adequate ventilation Smoking and open fir...

Page 24: ...ng the machine Use only stable loading ramps of sufficient load bearing capacity Loading ramps and transport vehicle must be free of grease oil snow and ice The ramp inclination must be less than the...

Page 25: ...grips and platforms are free of obstacles grease oils fuel dirt snow and ice n all safety elements are in place n all maintenance flaps and doors are closed and locked Use only the intended access st...

Page 26: ...work also after breaks you should always con vince yourself that the danger zone is free of persons or obstruc tions especially when driving in reverse Give warning signals if necessary Stop work imm...

Page 27: ...2 Technical data on page 73 Drive extremely carefully on gradients and always directly up or down the slope Soil conditions and weather influences impair the gradeability of the machine Wet and loose...

Page 28: ...do not let it seep into the ground Wipe off spilled fuel Keep dirt and water away from the fuel A leaking fuel tank can cause an explosion Ensure tight fit of the fuel tank cover if necessary replace...

Page 29: ...nbraked towed load You should generally use a tow bar Before starting towing operations make sure that the fastening means are able to withstand the load and are fastened at the points provided for th...

Page 30: ...aks Hydraulic hoses must be visually inspected at regular intervals Do not mix up hoses by mistake Only genuine BOMAG replacement hydraulic hoses ensure that the correct hose type pressure range is us...

Page 31: ...only be remedied by author ized service personnel Do not perform welding work in the vicinity of the air conditioning Danger of explosion Do not release refrigerant into the atmosphere but dispose of...

Page 32: ...expert qualified person When replacing safety relevant components only original spare parts must be used 1 2 13 Signage Keep stickers and signage in good and legible condition and comply with their m...

Page 33: ...B 570 0120 50mm 1 97in STOP 50mm 1 97in Diesel Fig 8 General Concerning your safety BC 672 RB 4 BC 772 RB 4 BC 772 RS 4 BC 772 EB 4 33...

Page 34: ...B 570 0121 OK OK Hydraulic Oil Part No 009 940 03 20 l Engine Coolant Spec MB 325 5 Deutz DQC CC 14 Fig 9 General Concerning your safety BC 672 RB 4 BC 772 RB 4 BC 772 RS 4 BC 772 EB 4 34...

Page 35: ...B 570 0122 50mm 1 97in STOP 50mm 1 97in Diesel Fig 10 General Concerning your safety BC 672 RB 4 BC 772 RB 4 BC 772 RS 4 BC 772 EB 4 35...

Page 36: ...B 570 0121 OK OK Hydraulic Oil Part No 009 940 03 20 l Engine Coolant Spec MB 325 5 Deutz DQC CC 14 Fig 11 General Concerning your safety BC 672 RB 4 BC 772 RB 4 BC 772 RS 4 BC 772 EB 4 36...

Page 37: ...B 570 0122 50mm 1 97in STOP 50mm 1 97in Diesel Fig 12 General Concerning your safety BC 672 RB 4 BC 772 RB 4 BC 772 RS 4 BC 772 EB 4 37...

Page 38: ...pec MB 325 5 Deutz DQC CC 14 Fig 13 Warning sticker Danger zone Warning sticker Danger of crushing Warning sticker Danger of cutting and getting caught by radiator fan Fig 14 Fig 15 Fig 16 General Con...

Page 39: ...sticker Follow operating instructions Warning sticker Open the radiator cap only when the engine has cooled down Instruction sticker Always wear your seat belt Fig 17 Fig 18 Fig 19 Fig 20 General Con...

Page 40: ...ker Filler opening for hydraulic oil Information sticker Hydraulic oil level Information sticker Disconnecting the battery Fig 21 B DEC 0214 Hydraulic Oil Fig 22 Fig 23 B DEC 0219 Fig 24 General Conce...

Page 41: ...ashing point Information sticker Filler opening for diesel B DEC 0221 Part No 009 940 03 20 l Engine Coolant Spec MB 325 5 Deutz DQC CC 14 Fig 25 B DEC 0059 50mm 1 97in Fig 26 Fig 27 B DEC 0215 Diesel...

Page 42: ...Information sticker Transport of soil compactor Machine type plate example B DEC 0240 Fig 29 Fig 30 General Concerning your safety BC 672 RB 4 BC 772 RB 4 BC 772 RS 4 BC 772 EB 4 42...

Page 43: ...ding unit in the immediate vicinity of the welding location When choosing the location for the earth clamp make sure that the welding current will not pass through joints or bearings Maintenance free...

Page 44: ...disconnected during rapid charging of the battery or electric welding on the vehicle n When cleaning the generator with a steam or water jet make sure not to direct the steam or water jet directly on...

Page 45: ...grease n Use only the specified pressure gauges Risk of damaging the pressure gauges under too high pressure n Check the hydraulic oil level before and after the work n Use only clean hydraulic oil in...

Page 46: ...affect engine operation Spare parts should be left in their original packaging as long as possible and should only be unpacked just before use When parts are unpacked any connections must be closed w...

Page 47: ...ntilation system and heating blowers must be minimized n Engine compartment area where dirt particles could come loose should be covered with new clean foil n Working means and tools must be cleaned b...

Page 48: ...minimized n A special work place must be set up for work on disassembled components n Clean disassembly and assembly tools at regular intervals and keep these in a closed tool cabinet n Remove loose...

Page 49: ...ct the lip from being damaged by sharp edges threads or splines If no assembly sleeve is available you should use a plastic tube or adhesive tape to prevent the sealing lip from being damaged 3 Lubric...

Page 50: ...e before assembling the seal n Check shaft and bearing housing for discolouration or other signs of movement between bearing and seats n Make sure that shaft and housing are free of burrs before assem...

Page 51: ...This as a preview PDF file from best manuals com Download full PDF manual at best manuals com...

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