Case 521F Tier 4B (final) Wheel Loader Service Manual 47955970 – PDF DOWNLOAD
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Case 521F Tier 4B (final) Wheel Loader Service Manual 47955970 – PDF DOWNLOAD
INTRODUCTION :
Foreword – Important notice regarding equipment servicing:
- All repair and maintenance work listed in this manual must be carried out only by qualified dealership personnel,
strictly complying with the instructions given, and using, whenever possible, the special tools. - Anyone who performs repair and maintenance operations without complying with the procedures provided herein
shall be responsible for any subsequent damages. - The manufacturer and all the organizations of its distribution chain, including – without limitation – national, regional, or
local dealers, reject any responsibility for damages caused by parts and/or components not approved by the manufacturer,
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 to make improvements in design and changes in specifications at any time without
notice and without incurring any obligation to install them on units previously sold. Specifications, descriptions, and
illustrative material herein are as accurate as known at time of publication but are subject to change without notice. - In case of questions, refer to your CASE CONSTRUCTION Sales and Service Networks.
TABLE OF CONTENTS:
Case 521F Tier 4B (final) Wheel Loader Service Manual 47955970 – PDF DOWNLOAD
INTRODUCTION
Engine 10
[10 001] Engine and crankcase 10 1
[10 202] Air cleaners and lines 10 2
[10 500] Selective Catalytic Reduction (SCR) exhaust treatment 10 3
[10 400] Engine cooling system 10 4
[10 414] Fan and drive 10 5
[10 310] Aftercooler 10 6
[10 304] Engine lubrication system 10 7
Transmission 21
[21 113] Powershift transmission 21 1
[21 135] Powershift transmission external controls 21 2
[21 155] Powershift transmission internal components 21 3
Four-Wheel Drive (4WD) system 23
[23 314] Drive shaft 23 1
Front axle system 25
[25 100] Powered front axle 25 1
[25 102] Front bevel gear set and differential 25 2
[25 108] Final drive hub, steering knuckles, and shafts 25 3
[25 310] Final drives 25 4
Rear axle system 27
[27 100] Powered rear axle 27 1
[27 106] Rear bevel gear set and differential 27 2
[27 120] Planetary and final drives 27 3
[27 124] Final drive hub, steering knuckles, and shafts 27 4
Brakes and controls 33
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[33 202] Hydraulic service brakes 33 1
[33 110] Parking brake or parking lock 33 2
Hydraulic systems 35
[35 000] Hydraulic systems 35 1
[35 300] Reservoir, cooler, and filters 35 2
[35 106] Variable displacement pump 35 3
[35 359] Main control valve 35 4
[35 357] Pilot system 35 5
[35 752] Hydraulic fan drive cooling system 35 6
[35 355] Hydraulic hand control 35 7
[35 701] Front loader arm hydraulic system 35 8
[35 723] Front loader bucket hydraulic system 35 9
[35 734] Tool quick coupler hydraulic system 35 10
Frames and ballasting 39
[39 100] Frame 39 1
Steering 41
[41 200] Hydraulic control components 41 1
[41 216] Cylinders 41 2
[41 910] Auxiliary steering 41 3
Wheels 44
[44 511] Front wheels 44 1
[44 520] Rear wheels 44 2
Cab climate control 50
[50 100] Heating 50 1
[50 200] Air conditioning 50 2
Electrical systems 55
[55 000] Electrical system 55 1
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[55 100] Harnesses and connectors 55 2
[55 015] Engine control system 55 3
[55 201] Engine starting system 55 4
[55 301] Alternator 55 5
[55 302] Battery 55 6
[55 202] Cold start aid 55 7
[55 011] Fuel tank system 55 8
[55 988] Selective Catalytic Reduction (SCR) electrical system 55 9
[55 989] Exhaust Gas Recirculation (EGR) electrical system 55 10
[55 012] Engine cooling system 55 11
[55 024] Transmission control system 55 12
[55 519] Cab brake controls 55 13
[55 030] Service brake electrical system 55 14
[55 031] Parking brake electrical system 55 15
[55 512] Cab controls 55 16
[55 036] Hydraulic system control 55 17
[55 051] Cab Heating, Ventilation, and Air-Conditioning (HVAC) controls 55 18
[55 050] Heating, Ventilation, and Air-Conditioning (HVAC) control system 55 19
[55 047] Steering control system 55 20
[55 524] Cab controls (Lift arm, Boom, Dipper, Bucket) 55 21
[55 415] Loader arm and bucket control system 55 22
[55 518] Wiper and washer system 55 23
[55 404] External lighting 55 24
[55 405] External lighting switches and relays 55 25
[55 514] Cab lighting 55 26
[55 510] Cab or platform harnesses and connectors 55 27
[55 408] Warning indicators, alarms, and instruments 55 28
[55 DTC] FAULT CODES 55 29
Front loader and bucket 82
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[82 100] Arm 82 1
[82 300] Bucket 82 2
Platform, cab, bodywork, and decals 90
[90 150] Cab 90 1
[90 156] Cab glazing 90 2
[90 105] Machine shields and guards 90 3
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