Case WX168 , WX188 Wheeled Excavator Workshop Service Repair Manual

Download Complete Service Repair Manual for Case WX168 , WX188 Wheeled Excavator.

Part number 48005370 English April 2016

This Factory Service Repair Manual offers all the service and repair information about Case WX168 , WX188 Wheeled Excavator. The information on this manual covered everything you need to know when you want to repair or service Case WX168 , WX188 Wheeled Excavator.

Models Covered:

WX168
WX188

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Manual Contents:

INTRODUCTION
Engine…………………………………………………………………………… 10
[10.202] Air cleaners and lines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10.1
[10.206] Fuel filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10.2
[10.216] Fuel tanks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . 10.3
[10.218] Fuel injection system. . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . 10.4
[10.254] Intake and exhaust manifolds and muffler . . . . . . . . . . . . . . . . . . . . 10.5
[10.310] Aftercooler. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10.6
[10.400] Engine cooling system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10.7
Transmission…………………………………………………………………… 21
[21.105] Powershift transmission lubrication system . . . . . . . . . . . . . . . . 21.1
[21.113] Powershift transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . 21.2
[21.135] Powershift transmission external controls. . . . . . . . . . . . . . . . . . . . . . . . 21.3
[21.155] Powershift transmission internal components. . . . . . . . . . . . . . . . . . . . 21.4
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
[25.122] Axle suspension control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 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
Brakes and controls ………………………………………………………….. 33

[33.110] Parking brake or parking lock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33.1
[33.202] Hydraulic service brakes . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . 33.2
Hydraulic systems…………………………………………………………….. 35
[35.000] Hydraulic systems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35.1
[35.106] Variable displacement pump . . . . . . . . . . . . . . . . . . . .. . . . . . . . 35.2
[35.300] Reservoir, cooler, and filters. . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . 35.3
[35.304] Combination pump units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35.4
[35.352] Hydraulic swing system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35.5
[35.353] Hydraulic travel system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35.6
[35.354] Hydraulic central joint . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . .. . . . . . . . 35.7
[35.357] Pilot system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . 35.8
[35.359] Main control valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35.9
[35.360] Hammer and rotating bucket hydraulic system . . . . . . . . . . . . . .. . . . . 35.10
[35.703] Stabilizer hydraulic system. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . 35.11
[35.730] Positioning arm hydraulic system . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . 35.12
[35.736] Boom hydraulic system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35.13
[35.737] Dipper hydraulic system. . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . 35.14
[35.738] Excavator and backhoe bucket hydraulic system . . . . . . . . . . . . . . . 35.15
[35.741] Dozer blade cylinders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35.16
Frames and ballasting ……………………………………………………………………….. 39
[39.103] Swing ring assembly . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . 39.1
[39.129] Stabilizers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39.2
[39.140] Ballasts and supports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39.3
Steering…………………………………………………………………………. 41
[41.101] Steering control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41.1
[41.106] Tie rods. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41.2
[41.200] Hydraulic control components. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41.3
[41.216] Cylinders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41.4

Wheels………………………………………………………………………….. 44
[44.511] Front wheels. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44.1
[44.520] Rear wheels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . 44.2
Cab climate control …………………………………………………………… 50
[50.200] Air conditioning. . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . 50.1
Electrical systems …………………………………………………………….. 55
[55.000] Electrical system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.1
[55.010] Fuel injection system. . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . 55.2
[55.011] Fuel tank system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.3
[55.012] Engine cooling system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.4
[55.014] Engine intake and exhaust system. . . . . . . . . . . . . . . . . . . . . . . 55.5
[55.015] Engine control system. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.6
[55.020] Transmission speed sensors. . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . 55.7
[55.036] Hydraulic system control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.8
[55.050] Heating, Ventilation, and Air-Conditioning (HVAC) control system. .. . 55.9
[55.100] Harnesses and connectors. . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . 55.10
[55.110] Electrical rotary joint. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . 55.11
[55.302] Battery. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.12
[55.404] External lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.13
[55.416] Swing control system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . 55.14
[55.425] Boom, dipper, and bucket control system . . . . . . . . . . . . . . . . . . . . . . . . . 55.15
[55.512] Cab controls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . 55.16
[55.514] Cab lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . 55.17
[55.525] Cab engine controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.18
[55.530] Camera. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.19
[55.640] Electronic modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.20
Booms, dippers, and buckets ………………………………………………. 84
[84.100] Bucket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84.1

[84.910] Boom . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . 84.2
Dozer blade and arm…………………………………………………………. 86
[86.110] Dozer blade . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86.1
Platform, cab, bodywork, and decals ……………………………………… 90
[90.118] Protections and footboards. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90.1
[90.124] Pneumatically-adjusted operator seat. . . . . . . . . . . . . . . . .. . . . . . . . 90.2
[90.150] Cab. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90.3
[90.151] Cab interior. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . 90.4

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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PAGES: 1263
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Download Case WX168 WX188 Wheeled Excavator Workshop Service Repair Manual