Download Case 2050M Stage IIIB Crawler Dozer Service Manual 

This Factory Service Repair Manual offers all the service and repair information about Case 2050M Stage IIIB Crawler Dozer. The information on this manual covered everything you need to know when you want to repair or service Case 2050M Stage IIIB Crawler Dozer.

Part number 47907872
2nd edition English
October 2015
Replaces part number 47645619

Models Covered:

2050M Extended Long Track (XLT), Bulldozer (BD) Blade [NCDC25000 – ] ,
2050M Extended Long Track (XLT), Bulldozer (BD) Blade [NDDC25000 – ] ,
2050M Extended Long Track (XLT), Bulldozer (BD) Blade [NEDC20000 – ]
, 2050M Extended Long Track (XLT), Bulldozer (BD) Blade [NFDC20000 – ] ,
2050M Extra Long Track (XLT), Power Angle Tilt (PAT) Blade [NCDC25000 – ] ,
2050M Extra Long Track (XLT), Power Angle Tilt (PAT) Blade [NDDC25000 – ] ,
2050M Extra Long Track (XLT), Power Angle Tilt (PAT) Blade [NEDC20000 – ]
, 2050M Extra Long Track (XLT), Power Angle Tilt (PAT) Blade [NFDC20000
– ] , 2050M Long Track (LT), Bulldozer (BD) Blade [NCDC25000 – ] , 2050M
Long Track (LT), Bulldozer (BD) Blade [NDDC25000 – ] , 2050M Long Track
(LT), Bulldozer (BD) Blade [NEDC20000 – ] , 2050M Long Track (LT), Bulldozer
(BD) Blade [NFDC20000 – ] , 2050M Long Track (LT), Power Angle Tilt (PAT)
Blade [NCDC25000 – ] , 2050M Long Track (LT), Power Angle Tilt (PAT) Blade
[NDDC25000 – ] , 2050M Long Track (LT), Power Angle Tilt (PAT) Blade
[NEDC20000 – ] , 2050M Long Track (LT), Power Angle Tilt (PAT) Blade
[NFDC20000 – ] , 2050M Wide Track (WT) / Low Ground Pressure (LGP),
Bulldozer (BD) Blade [NCDC25000 – ] , 2050M Wide Track (WT) / Low Ground
Pressure (LGP), Bulldozer (BD) Blade [NDDC25000 – ] , 2050M Wide Track
(WT) / Low Ground Pressure (LGP), Bulldozer (BD) Blade [NEDC20000 – ] ,
2050M Wide Track (WT) / Low Ground Pressure (LGP), Bulldozer (BD) Blade
[NFDC20000 – ] , 2050M Wide Track (WT) / Low Ground Pressure (LGP),
Power Angle Tilt (PAT) Blade [NCDC25000 – ] , 2050M Wide Track (WT) / Low
Ground Pressure (LGP), Power Angle Tilt (PAT) Blade [NDDC25000 – ] , 2050M
Wide Track (WT) / Low Ground Pressure (LGP), Power Angle Tilt (PAT) Blade
[NEDC20000 – ] , 2050M Wide Track (WT) / Low Ground Pressure (LGP),
Power Angle Tilt (PAT) Blade [NFDC20000 – ]

Manual Contents:

INTRODUCTION
Engine…………………………………………………………………………… 10
[10.001] Engine and crankcase . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . 10.1
[10.216] Fuel tanks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  . . . . . . . . . . . 10.2
[10.206] Fuel filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  . . . . . . . . . . . . 10.3
[10.202] Air cleaners and lines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10.4
[10.250] Turbocharger and lines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10.5
[10.500] Selective Catalytic Reduction (SCR) exhaust treatment . . . . . . . . . . . . . 10.6
[10.400] Engine cooling system . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . 10.7
[10.414] Fan and drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10.8
[10.310] Aftercooler. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . 10.9
[10.304] Engine lubrication system . . . . . . . . . . . . . . . . . . . . . . . . . .  . . . . . 10.10
Hydrostatic drive………………………………………………………………. 29
[29.218] Pump and motor components. . . . . . . . . . . . . . . . . . . . .  . . . . . . . . . . 29.1
Brakes and controls ………………………………………………………….. 33
[33.110] Parking brake or parking lock . . . . . . . . . . . . . . . . . . . . . .  . . . . . . . . . . . 33.1
[33.202] Hydraulic service brakes . . . . . . . . . . . . . . . . . . . . . . . . . .  . . . . . . . . . . . . 33.2
Hydraulic systems…………………………………………………………….. 35
[35.300] Reservoir, cooler, and filters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35.1
[35.104] Fixed displacement pump . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . 35.2
[35.106] Variable displacement pump . . . . . . . . . . . . . . . . . .  . . . . . . . . . 35.3
[35.105] Charge pump. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . 35.4
[35.359] Main control valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35.5
[35.741] Dozer blade cylinders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35.6
[35.525] Auxiliary hydraulic valves and lines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35.7
[35.752] Hydraulic fan drive cooling system. . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . 35.8

[35.000] Hydraulic systems. . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . 35.9
Frames and ballasting ……………………………………………………….. 39
[39.100] Frame . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . 39.1
Tracks and track suspension ……………………………………………….. 48
[48.130] Track frame and driving wheels . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48.1
[48.100] Tracks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48.2
[48.134] Track tension units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48.3
[48.138] Track rollers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48.4
[48.140] Dropbox and final drive . . . . . . . . . . . . . . . . . .  . . . . . . . . . . . . . 48.5
Cab climate control …………………………………………………………… 50
[50.100] Heating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50.1
[50.104] Ventilation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . 50.2
[50.200] Air conditioning. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50.3
Electrical systems …………………………………………………………….. 55
[55.000] Electrical system . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . 55.1
[55.011] Fuel tank system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . 55.2
[55.015] Engine control system. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.3
[55.030] Service brake electrical system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.4
[55.050] Heating, Ventilation, and Air-Conditioning (HVAC) control system. . . . .  . . . 55.5
[55.100] Harnesses and connectors. . . . . . . . . . . . . . . . . . . . .. . . . . . . 55.6
[55.201] Engine starting system . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . 55.7
[55.202] Cold start aid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.8
[55.301] Alternator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.9
[55.302] Battery. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.10
[55.408] Warning indicators, alarms, and instruments . . . . . . . . . . . . . . . . 55.11
[55.512] Cab controls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55.12
[55.518] Wiper and washer system. . . . . . . . . . . . . . . . . . . . . . . . . . . . .  . . . . . . 55.13
[55.988] Selective Catalytic Reduction (SCR) electrical system . . . . . . . . . . . . . . 55.14

[55.DTC] FAULT CODES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . 55.15
Dozer blade and arm…………………………………………………………. 86
[86.110] Dozer blade . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . 86.1
[86.124] Dozer pushbeams and struts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86.2
Tools …………………………………………………………………………….. 89
[89.128] Ripper assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89.1
Platform, cab, bodywork, and decals ……………………………………… 90
[90.150] Cab. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90.1
[90.114] Operator protections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90.2
[90.124] Pneumatically-adjusted operator seat. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90.3
[90.100] Engine hood and panels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 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.

Language: English
Format: PDF
PAGES: 2278
Platform: Windows Phone, I pad and Mac
Delivery: Instant Download After Payment.
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