Case 850L Repair Manual

Crawler dozer

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87728445 NA

Issued 01Mar 08

REPAIR MANUAL

CRAWLER DOZER

750L

850L

TIER 3

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Summary of Contents for Case 850L

Page 1 REPAIR MANUAL CRAWLER DOZER 750L 850L TIER 3 87728445 NA Issued 01Mar 08...
Page 2 REPAIR MANUAL 750L 850L 87728445 1 2/28/2008...
Page 3 Contents INTRODUCTION DISTRIBUTION SYSTEMS A.10.A PRIMARY HYDRAULIC POWER SYSTEM SECONDARY HYDRAULIC POWER SYSTEM A.12.A ELECTRICAL POWER SYSTEM A.30.A LIGHTING SYSTEM A.40.A FAULT CODES A.50.A POWER PRODUCTION ENGINE B.10.A FUEL AND INJECTION SYSTEM B.20.A B.30.A AIR INTAKE SYSTEM ENGINE COOLANT SYSTEM B.50.A LUBRICATION SYSTEM B.60.A...
Page 4 ENVIRONMENT CONTROL Heating, ventilation and airconditioning E.40.D SAFETY SECURITY ACCESSORIES Safety E.50.B TOOL POSITIONING LIFTING G.10.A TILTING G.20.A SWINGING G.40.A WORKING ARM SINGLE ARM TOOL ATTACHMENT Lift H.50.B TOOLS AND COUPLERS DIGGING Nonarticulated digging tools J.20.B LANDSCAPING Dozer blade J.40.F 87728445 1 2/28/2008...
Page 5 Thanks very much for your reading, Want to get more information, Please click here, Then get the complete manual NOTE: If there is no response to click on the link above, please download the PDF document first, and then click on it. Have any questions please write to me: admin@servicemanualperfect.com...
Page 6 87728445 1 2/28/2008...
Page 7 INTRODUCTION 87728445 1 2/28/2008...
Page 8 Contents INTRODUCTION Basic instructions General speciﬁcation Conversion factors Hydraulic contamination 87728445 1 2/28/2008...
Page 9 INTRODUCTION Basic instructions Technical Information This manual has been produced by a new technical information system. This new system is designed to deliver technical information electronically through CDROM and in paper manuals. A coding system called ICE has been developed to link the technical information to other Product Support functions e.g. Warranty. Technical information is written to support the maintenance and service of the functions or systems on a customers machine.
Page 10 INTRODUCTION (F) Service data (remove disassembly, assemble, install) for all the mechanical, electrical or hydraulic devices, • components and assemblies. Sections Sections are grouped according to the main functions or a systems on the machine. Each Section is identiﬁed by a letter A, B, C etc.
Page 11 INTRODUCTION INDEX The Chapter Index lists in alphabetical order all the types of information (called Information Units) that have been written in that Chapter for that function or system on the machine. Index POWER PRODUCTION B ENGINE ENGINE Dynamic description (B.10.A C.30.A.10) ENGINE ...
Page 12 INTRODUCTION Page Header and Footer The page header will contain the following references: Section and Chapter description • The page footer will contain the following references: Publication number for that Manual, Section or Chapter. • Version reference for that publication. •...
Page 13 INTRODUCTION General speciﬁcation BOLT TORQUE INFORMATION DECIMAL HARDWARE Fasteners should be replaced with the same or higher grade. If higher grade fasteners are used, these should only be tightened to the strength of the original. Make sure the fasteners threads are clean and that thread engagement is started. This will prevent them from failing when being tightened.
Page 14 INTRODUCTION GRADE 2 * GRADE 5, 5.1 or 5.2 GRADE 8 or 8.2 GRADE L9 (Alloy) Dry ** Lubricated Dry** Lubricated Dry** Lubricated Head SIZE Nm lb/ft Nm lb/ft Nm lb/ft Nm lb/ft Nm lb/ft Nm lb/ft Nm lb/ft Nm lb/ft 1234 910 1051 775...
Page 15 INTRODUCTION GRADE 8.8 Bolts, Nuts and Studs GRADE 10.9 Bolts, Nuts and Studs SIZE lb/in lb/ft lb/in lb/ft 1375 to 1545 1010 to 1140 1900 to 2140 1400 to 1580 2400 to 2700 1770 to 1990 3315 to 3730 2445 to 2750 Use the above torques when speciﬁcations are not given.
Page 16 INTRODUCTION ORing Face Seal End Nom. SAE Tube OD Thread Size Newton lb/in lb/ft Dash Size metres 4 6.4 mm 1/4 inch 9/16 18 23 to 26 204 to 228 6 9.5 mm 3/8 inch 11/16 16 34 to 40 300 to 348 8 12.7 mm...
Page 17 INTRODUCTION Conversion factors Metric to U.S. MULTIPLY TO OBTAIN AREA: square meter 10.763 91 square foot hectare 2.471 05 acre newton FORCE: 3.596 942 ounce force newton 2.224 809 pound force LENGTH: millimeter 0.039 370 inch meter 3.280 840 foot kilometer 0.621 371 mile...
Page 18 INTRODUCTION U.S. to Metric MULTIPLY TO OBTAIN VOLUME: cubic inch 16.387 06 cubic centimeter cubic foot 0.028 317 cubic meter cubic yard 0.764.555 cubic meter ounce (US ﬂuid) 29.573 53 milliliter quart (US liquid) 0.946 353 litre quart (Imperial) 1.136 523 litre gallon (US) 3.785 412...
Page 19 INTRODUCTION Hydraulic contamination Contamination in the hydraulic system is a major cause of the malfunction of hydraulic components. Contamination is any foreign material in the hydraulic oil. Contamination can enter the hydraulic system in several ways. (A) When you drain the oil or disconnect any line. (B) When you disassemble a component.
Page 20 INTRODUCTION 87728445 1 2/28/2008...
Page 21 REPAIR MANUAL DISTRIBUTION SYSTEMS 750L 850L 87728445 1 2/28/2008...
Page 22 Contents DISTRIBUTION SYSTEMS A PRIMARY HYDRAULIC POWER SYSTEM A.10.A 750L , 850L SECONDARY HYDRAULIC POWER SYSTEM A.12.A 750L , 850L A.30.A ELECTRICAL POWER SYSTEM 750L , 850L A.40.A LIGHTING SYSTEM 750L , 850L FAULT CODES A.50.A 750L , 850L...
Page 23 DISTRIBUTION SYSTEMS A PRIMARY HYDRAULIC POWER SYSTEM 10.A 750L 850L 87728445 1 2/28/2008 A.10.A / 1...

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