Download Case 521F Tier 4B (final) Wheel Loader Workshop Service Repair Manual

Case 521F Tier 4B (final) Wheel Loader Workshop Service Repair Manual

Download Complete Service Repair Manual for Case 521F Tier 4B (final) Wheel Loader.

This Factory Service Repair Manual offers all the service and repair information about Case 521F Tier 4B (final) Wheel Loader. The information on this manual covered everything you need to know when you want to repair or service Case 521F Tier 4B (final) Wheel Loader.

Part number 47955970
1st edition English
February 2016

Product Market Product Engine
521F TIER4B Z-BAR North America F4HFE413N*B001
521F TIER4B XT North America F4HFE413N*B001
521F TIER4B XR North America F4HFE413N*B001

Manual Contents:

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] After-cooler. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10.6
[10.304] Engine lubrication system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10.7
Transmission…………………………………………………………………… 21
[21.113] Power shift transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21.1
[21.135] Power shift transmission external controls. . . . . . . . . . . . . . . . . . . . . .. . . . . . 21.2
[21.155] Power shift 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
[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 couplet 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
[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 Re circulation (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
[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

This manual can be used by anyone from a first time owner/amateur to a professional technician.Even the most novice mechanic can also easily follow the step-by-step guides which are made simple by the illustrations and drawings.Keep this manual handy and use it often. Performing routine, preventive maintenance will save you time & money by helping to prevent premature failure and unnecessary repairs.

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