Case 621F, 721F Tier 4 Wheel Loaders Repair Service Manual + Operator's Manual
Complete service repair manual with electrical wiring diagrams for Case 621F, 721F Wheel Loader, with technical information to maintain, diagnose, repair, and service like professional mechanics.
Case 621F, 721F Wheel Loaders workshop service repair manual includes:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
47387703 - 621F Tier 4 Wheel Loader Service Manual.pdf - 1,090 pages
84474094 - 621F, 721F Tier 4 Wheel Loader Operator's Manual (Replaces part number 84376871).pdf - 363 pages
84487558 - 721F Tier 4 Wheel Loader Service Manual (1-2-4 GeneralInformation_Engine_ElectricalSystem).pdf - 445 pages
84487559 - 721F Tier 4 Wheel Loader Service Manual (5-6 Undercarriage_DriveTrain).pdf - 1305 pages
84487560 - 721F Tier 4 Wheel Loader Service Manual (7-8-9 UndercarriageHydraulics_UpperstructureHydraulics_Upperstructure).pdf - 263 pages
84488413 - 721F Tier 4 Wheel Loader Service Manual.pdf - 1,020 pages
84605841 - 621F, 721F Tier 4 Wheel Loader Service Manual (from PIN NBF213602 and above).pdf - 2,286 pages
PRODUCT DETAILS:
Total Pages: 5,771
File Format: PDF (bookmarked, ToC, Searchable, Printable, high quality)
Language: English
Service Repair Manual (84605841)
Operators Manual ( 84474094 )
Models
Case 621F 721F Tier 4 Wheel Loaders
Contents
Service Repair Manual (84605841) 2,286 pages
Contents
Introduction
Engine
Transmission
Four-Wheel-Drive (4WD) system
Front axle system
Rear axle system
Brakes and controls
Hydraulic systems
Steering
Wheels
Cab climate control
Electrical systems
Platform, cab, bodywork, and decals
Special Tool Index
Electrical Schematic
Hydraulic Schematic
Operators Manual ( 84474094 ) 362 pages
Introduction
Engine
Engine and crankcase
Air cleaners and lines
Engine lubrication system
Aftercooler
Engine cooling system
Fan and drive
Selective Catalytic Reduction (SCR) exhaust treatment
Engine generic sub-group
Transmission
Powershift transmission
Powershift transmission external controls
Powershift transmission internal components
Four-Wheel Drive (WD) system
Drive shaft
Front axle system
Powered front axle
Front bevel gear set and differential
Final drive hub, steering knuckles, and shafts
Rear axle system
Powered rear axle
Rear bevel gear set and differential
Planetary and final drives
Brakes and controls
Hydraulic service brakes
Hydraulic systems
Variable displacement pump
Pilot system
Main control valve
Auxiliary hydraulic valves and lines
Front loader arm hydraulic system
Steering
Auxiliary steering
Wheels
Front wheels
Cab climate control
Air conditioning
Electrical system
Fuel tank system
Engine cooling system
Engine control system
Service brake electrical system
Parking brake electrical system
Hydraulic system control
Steering control system
Heating, Ventilation, and Air-Conditioning (HVAC) control system
Cab Heating, Ventilation, and Air-Conditioning (HVAC) controls
Harnesses and connectors
Engine starting system
Cold start aid
Alternator
Battery
External lighting
External lighting switches and relays
Warning indicators, alarms, and instruments
Loader arm and bucket control system
Cab/Platform harnesses and connectors
Cab controls
Cab lighting
Wiper/Washer system
Cab brake controls
Cab controls (Lift arm, Boom, Dipper, Bucket)
Selective Catalytic Reduction (SCR) electrical system
FAULT CODES DTC
Platform, cab, bodywork, and decals
Pneumatically-adjusted operator seat
Cab
Taboe of Contents
INTRODUCTION
Engine...10
Engine and crankcase...10.001
Air cleaners and lines...10.202
Engine lubrication system ...10.304
Aftercooler ...10.310
Engine cooling system ...10.400
Fan and drive ...10.414
Selective Catalytic Reduction (SCR) exhaust treatment ...10.500
Engine generic sub-group ...10.AAA
Transmission...21
Powershift transmission ...21.113
Powershift transmission external controls ...21.135
Powershift transmission internal components ...21.155
Four-Wheel Drive (4WD) system ...23
Drive shaft ...23.314
Front axle system ...25
Powered front axle ...25.100
Front bevel gear set and differential ...25.102
Final drive hub, steering knuckles, and shafts ...25.108
Rear axle system...27
Powered rear axle ...27.100
Rear bevel gear set and differential ...27.106
Planetary and final drives...27.120
Brakes and controls ...33
Hydraulic service brakes ...33.202
Hydraulic systems...35
Hydraulic systems ...35.000
Variable displacement pump ...35.106
Pilot system...35.357
Main control valve ...35.359
Auxiliary hydraulic valves and lines ...35.525
Front loader arm hydraulic system ...35.701
Steering...41
Auxiliary steering ...41.910
Wheels...44
Front wheels...44.511
Cab climate control ...50
Air conditioning ...50.200
Electrical systems ...55
Electrical system ...55.000
Fuel tank system ...55.011
Engine cooling system ...55.012
Engine control system ...55.015
Service brake electrical system ...55.030
Parking brake electrical system ...55.031
Hydraulic system control ...55.036
Steering control system ...55.047
Heating, Ventilation, and Air-Conditioning (HVAC) control system ...55.050
Cab Heating, Ventilation, and Air-Conditioning (HVAC) controls ...55.051
Harnesses and connectors ...55.100
Engine starting system ...55.201
Cold start aid ...55.202
Alternator ...55.301
Battery ...55.302
External lighting ...55.404
External lighting switches and relays ...55.405
Warning indicators, alarms, and instruments ...55.408
Loader arm and bucket control system...55.415
Cab/Platform harnesses and connectors...55.510
Cab controls ...55.512
Cab lighting ...55.514
Wiper/Washer system ...55.518
Cab brake controls ...55.519
Cab controls (Lift arm, Boom, Dipper, Bucket) ...55.524
Selective Catalytic Reduction (SCR) electrical system...55.988
FAULT CODES ...55.DTC
Platform, cab, bodywork, and decals ...90
Pneumatically-adjusted operator seat ...90.124
Cab ...90.150
47387703 - 621F Tier 4 Wheel Loader Service Manual....1
Table of Contents....5
GENERAL....8
ENGINES....30
FUEL SYSTEM....142
ELECTRICAL....143
STEERING....440
POWER TRAIN....534
BRAKES....832
HYDRAULICS....868
MOUNTED EQUIPMENT....986
ELECTRICAL SCHEMATICS....1086
HYDRAULIC SCHEMATICS....1090
84474094 - 621F, 721F Tier 4 Wheel Loader Operator's Manual (Replaces part number 84376871)....1091
Contents....1092
1 - GENERAL INFORMATION....1097
2 - SAFETY INFORMATION....1107
3 - CONTROLS/INSTRUMENTS....1145
4 - OPERATING INSTRUCTIONS....1215
5 - TRANSPORT OPERATIONS....1247
6 - WORKING OPERATIONS....1253
7 - MAINTENANCE....1273
8 - SPECIFICATIONS....1387
9 - ACCESSORIES....1443
Index....1445
84487558 - 721F Tier 4 Wheel Loader Service Manual (1-2-4 GeneralInformation_Engine_ElectricalSystem)....1453
Section 1001 - GENERAL TORQUE SPECIFICATIONS....1454
Section 1002 - FLUIDS AND LUBRICANTS....1460
Section 1003 - METRIC CONVERSION CHART....1472
Section 2000 - ENGINE AND RADIATOR REMOVAL AND INSTALLATION....1476
Section 2002 - STALL TEST....1498
Section 2003 - AFTER COOLER....1508
Section 2010 - ENGINE INTAKE AIR FILTRATION....1516
Section 2020 - SCR SYSTEM SENSORS....1522
Section 2030 - SCR CATALYST....1532
Section 2040 - ENGINE INTAKE TEMPERATURE/HUMIDITY SENSOR....1540
Section 2050 - DEF/ADBLUE HEATER CONTROL VALVE....1546
Section 2060 - DEF/ADBLUE DNOx SUPPLY MODULE....1552
Section 2070 - DEF/ADBLUE DOSING INJECTOR....1560
Section 2080 - DEF/ADBLUE SUPPLY TANK....1566
Section 2090 - DEF/ADBLUE SUPPLY TANK LEVEL AND....1574
Section 2100 - DEF/ADBLUE SUPPLY FILTERS....1580
Section 4001 - REMOVAL AND INSTALLATION OF STARTER AND....1590
Section 4002 - ELECTRICAL SPECIFICATIONS AND....1598
Section 4003 - BATTERIES....1810
Section 4003a - JUMP POST OPTION....1818
Section 4005 - INSTRUMENT CLUSTER....1822
84487559 - 721F Tier 4 Wheel Loader Service Manual (5-6 Undercarriage_DriveTrain)....1898
Section 5001 - REMOVAL AND INSTALLATION OF STEERING....1899
Section 5002 - STEERING SPECIFICATIONS, PRESSURE CHECKS,....1917
Section 5005 - STEERING CYLINDERS....1927
Section 5006 - CENTER PIVOT....1933
Section 5008 - AUXILIARY STEERING MOTOR AND PUMP....1943
Section 5009 - JOYSTICK STEERING SYSTEM....1949
Section 6001 - REMOVAL AND INSTALLATION OF POWER TRAIN....1997
Section 6002 - TRANSMISSION SPECIFICATIONS, PRESSURE....2021
Section 6003 - 4 & 5 SPEED TRANSMISSION....2043
Section 6004 - MULTITRAC MT-L 3075 II / 3085 II / 3095 II AXLES....2133
Section 6005 - DRIVE SHAFTS, CENTER BEARING, AND UNIVERSAL....2185
Section 6006 - WHEELS AND TIRES....2199
84487560 - 721F Tier 4 Wheel Loader Service Manual (7-8-9 UndercarriageHydraulics_UpperstructureHydraulics_Upperstructure)....2203
Section 7001 - REMOVAL AND INSTALLATION OF BRAKE....2204
Section 7002 - HYDRAULIC BRAKE TROUBLESHOOTING....2216
Section 7003 - BRAKE PUMP....2228
Section 7004 - BRAKE ACCUMULATORS....2232
Section 7008 - PARKING BRAKE....2236
Section 8001 - REMOVAL AND INSTALLATION OF HYDRAULIC....2242
Section 8002 - HYDRAULIC SPECIFICATIONS, TROUBLESHOOTING,....2274
Section 8003 - CLEANING THE HYDRAULIC SYSTEM....2298
Section 8004 - HYDRAULIC PUMP....2306
Section 8005 - LOADER CONTROL VALVE....2322
Section 8006 - CYLINDERS....2340
Section 8007 - COUPLER SOLENOID LOCKING VALVE....2352
Section 8013 - RIDE CONTROL ACCUMULATOR....2356
Section 8014 - RIDE CONTROL VALVE....2364
Section 9002 - AIR CONDITIONING TROUBLESHOOTING AND SYSTEM....2368
Section 9003 - AIR CONDITIONER SYSTEM SERVICE....2394
Section 9004 - REMOVAL AND INSTALLATION OF AIR CONDITIONING....2404
Section 9006 - LOADER....2426
Section 9007 - ROLLOVER PROTECTIVE STRUCTURE (ROPS)....2436
Section 9010 - CAB GLASS INSTALLATION....2452
Section 9020 - REAR VIEW CAMERA INSTALLATION AND REMOVAL....2458
84488413 - 721F Tier 4 Wheel Loader Service Manual....2466
721F Tier 4 Wheel Loader....2466
Table of Contents....2468
General....2472
Engines....2494
Electrical....2608
Steering....2900
Power Train....2998
Brakes....3204
Hydraulics....3242
Mounted Equipment....3368
Electrical Schematic Foldouts and Hydraulic Schematic Foldout....3465
84605841 - 621F, 721F Tier 4 Wheel Loader Service Manual (from PIN NBF213602 and above)....3486
Contents....3487
INTRODUCTION....3491
Engine - 10....3505
Transmission - 21....3687
Four-Wheel Drive (4WD) system - 23....4115
Front axle system - 25....4137
Rear axle system - 27....4279
Brakes and controls - 33....4409
Hydraulic systems - 35....4465
Steering - 41....4537
Wheels - 44....4547
Cab climate control - 50....4555
Electrical systems - 55....4583
Platform, cab, bodywork, and decals - 90....5751
SPECIAL TOOL INDEX....5762
ELECTRICAL SCHEMATIC....5766
HYDRAULIC SCHEMATIC - 621F....5770
HYDRAULIC SCHEMATIC - 721F....5771
Case 621F, 721F Tier 4 Wheel Loaders Repair Service Manual + Operator's Manual
