Case CX260C Service Manual
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Case CX260C Service Manual

Crawler excavator
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CX260C
Crawler Excavator
SERVICE MANUAL
Part number 47877014
English
July 2015
© 2015 CNH Industrial Italia S.p.A. All Rights Reserved.

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  • Page 1 CX260C Crawler Excavator SERVICE MANUAL Part number 47877014 English July 2015 © 2015 CNH Industrial Italia S.p.A. All Rights Reserved.
  • Page 2 SERVICE MANUAL CX260C Crawler excavator LC version (TIER 3) - CHINA Market 47877014 01/07/2015 Find manuals at https://best-manuals.com...
  • Page 3 Contents INTRODUCTION Engine..................10 [10.001] Engine and crankcase ............. 10.1 [10.102] Pan and covers .
  • Page 4 [35.356] Hydraulic foot control............. . . 35.9 [35.352] Hydraulic swing system .
  • Page 5 [55.989] Exhaust Gas Recirculation (EGR) electrical system ......55.10 [55.012] Engine cooling system ............55.11 [55.013] Engine oil system .
  • Page 6 INTRODUCTION 47877014 01/07/2015 Find manuals at https://best-manuals.com...

  • Page 7: Table Of Contents

    Contents INTRODUCTION Foreword - Important notice regarding equipment servicing ........3 Safety rules .

  • Page 8: Foreword - Important Notice Regarding Equipment Servicing

    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.

  • Page 9: Safety Rules

    INTRODUCTION Safety rules Personal safety This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible death or injury. Throughout this manual you will find the signal words DANGER, WARNING, and CAUTION followed by special in- structions.

  • Page 10: Safety Rules - General Information

    Service parts Install CASE CONSTRUCTION genuine service parts. When placing an order, check the parts catalog. It contains the CASE CONSTRUCTION genuine part numbers. Any breakdowns arising from the installation of non-genuine parts are not covered by the warranty. Lubricants (fuel, hydraulic oil) Use the oil from the specified company or specified in the operator's manual or service Manual.

  • Page 11: Safety Rules - Personal Safety

    Check the operating methods in a safe location before starting the actual work. Understand the machine operations well, then operate in compliance with all service-related laws and regulations. The operator's manual can be purchased at your CASE CONSTRUCTION dealer. WARNING: Working with sloppy clothes or clothes with which safety cannot be ensured leads to damage to the machine and injury to the operator.
  • Page 12 INTRODUCTION WARNING: Check that there is no one in the surroundings before draining the pressure from hydraulic circuits during machine hydraulic cylinder inspection. WARNING: Use gloves when handling high-temperature parts. WARNING: Bring the lower parts or attachments in contact with the ground before inspecting or repairing them. WARNING: Check that hoses and tubes are securely connected.

  • Page 13: Safety Rules - Cab Protective Structure

    All modifications (grinding, welding, drilling holes, removing, etc.) are prohibited. Modifications permitted under conditions (gray Removal of parts is prohibited. Bar welding and making holes (up part) to diameter 20 mm (0.787 in)) by drilling are possible. ( CX130C/CX210C/CX220C/CX260C/CX300C/CX350C/CX380C ) SMPH15CEX6544FA 47877014 01/07/2015...

  • Page 14: Torque - Bolt And Nut

    INTRODUCTION Torque – Bolt and nut • Tighten alternating between left and right and top and bottom so that uniform tightening force is applied. LPIL12CX00005EA • If L ® was used on a removed bolt (there is something white sticking to the bolt when it is removed), clean the OCTITE old L ®...

  • Page 15: Torque - Special Torque Settings

    INTRODUCTION Torque – Special torque settings Bolt nominal Retightening location Tightening torque Code Wrench diameter 267 - 312 N·m (196.93 - 230.12 lb ft) Travel motor 24 mm Drive sprocket 267 - 312 N·m (196.93 - 230.12 lb ft) 24 mm Take-up roller 24 mm 267 - 312 N·m (196.93 - 230.12 lb ft)
  • Page 16 INTRODUCTION SMIL14CEX6819HB 47877014 01/07/2015...
  • Page 17 INTRODUCTION SMIL13CEX1312GB 47877014 01/07/2015...
  • Page 18 INTRODUCTION SMIL13CEX1313GB 47877014 01/07/2015...

  • Page 19: Basic Instructions - Shop And Assembly

    Only use CNH Original Parts or CASE CONSTRUCTION Original Parts. Only genuine spare parts guarantee the same quality, duration, and safety as original parts, as they are the same parts that are assembled during standard production. Only CNH Original Parts or CASE CONSTRUCTION Original Parts can offer this guarantee.
  • Page 20 W0111A Special tools The special tools that CASE CONSTRUCTION suggests and illustrate in this manual have been specifically re- searched and designed for use with CASE CONSTRUCTION machines. The special tools are essential for reliable repair operations. The special tools are accurately built and rigorously tested to offer efficient and long-lasting oper- ation.

  • Page 21: General Specification

    INTRODUCTION General specification Main data Operating weight 25210 kg (55578.54 lb) Engine output 132.1 kW (179.61 Hp) / 2000 RPM Bucket capacity Heaped 1.10 m³ (38.8 ft³) Leveled 0.76 m³ (26.84 ft³) Performance Standard weight 13.5 kN (3034.921 lb) Swing speed 10.6 RPM Low speed 3.5 km/h (2.175 mph) Travel speed...
  • Page 22 INTRODUCTION Fin type Wavy Fin pitch 1.75 mm (0.06890 in) Intercooler Fin type Wavy Fin pitch 1.75 mm (0.06890 in) Fuel cooler Fin type Wavy Fin pitch 2.0 mm (0.07874 in) Upper side work system Type Backhoe attachment Components, dimensions, working dimensions Standard bucket capacity Heaped 1.10 m³...
  • Page 23 INTRODUCTION 24V 70W x1 Tank front surface Working light Cab top 24V 70W x2 (option) Boom up 24V 70W x1 Interior light 24V 70W x1 Horn Electric horn x2 Other Wiper with intermittent function, window washer, air conditioner, clock, rear view mirrors (left and right, total of 2), DC converter, AM/FM radio, feed pump (option), rear view camera/side camera (option) Swing units...
  • Page 24 INTRODUCTION Arm cylinder 1 x Ø145 mm (5.709 in) - Ø105 mm (4.134 in) - 1660 mm (65.354 in) Bucket cylinder 1 x Ø130 mm (5.118 in) - Ø90 mm (3.543 in) - 1070 mm (42.126 in) Filters Hydraulic filters Suction filter (inside tank) 105 μm Return filter (inside tank)

  • Page 25: General Specification - Main Equipment

    INTRODUCTION General specification – Main equipment Lower component Travel unit Manufacturer KYB Corporation Motor type Variable displacement piston motor Automatic 2-speed switchover with parking brake Intake amount 181.3 cm³/rev (11.1 in³/rev) Operating pressure 34.3 MPa (4975 psi) Operating flow 234 L/min (61.8163 US gpm) Brake torque 32700 N·m (24118 lb ft) min.
  • Page 26 INTRODUCTION Upper component Swing unit Swing motor assembly Swing motor Manufacturer Kawasaki Heavy Industries, Ltd. Motor type Fixed displacement piston motor With parking brake Intake amount 148.5 cm³/rev (9.06 in³/rev) Operating pressure 28.9 MPa (4191.945 psi) Operating flow 214 L/min (56.533 US gpm) Mechanical brake torque 846 N·m (623.978 lb ft) min.
  • Page 27 INTRODUCTION Air cleaner (double element) Nippon Donaldson, Ltd. Manufacturer Element (outer) Element (inner) Weight 7.5 kg (16.5347 lb) Radiator Manufacturer Zhejiang Yinlun Machinery Co., Ltd. Weight 44.4 kg (97.8852 lb) Oil cooler Oil volume 10.84 L (2.8636 US gal) Weight 18.3 kg (40.3446 lb) Radiator Coolant capacity...
  • Page 28 INTRODUCTION Arm-in forced regenerative circuit Swing priority variable orifice (for arm operation) 2 pumps flow Variable foot relief Weight 199 kg (438.720 lb) Solenoid valve (5 stack) Manufacturer Yuken Kogyo Co., Ltd. Valve specifications Maximum flow P→B 25 l/min (6.604 US gpm) Other 5 l/min (1.321 US gpm) Rated pressure 4.5 MPa (652 psi) Port size...
  • Page 29 INTRODUCTION Remote control valve characteristic diagram Operation remote control valve control dia- gram A. Secondary pressure [MPa (psi)] B. Push rod stroke [mm (in)] C. Operating angle [deg.] Secondary pressure SMIL15CEX1699BB A. Secondary pressure [MPa (psi)] B. Push rod stroke [mm (in)] C.
  • Page 30 INTRODUCTION Travel remote control valve control diagram A. Secondary pressure [MPa (psi)] B. Push rod stroke [mm (in)] C. Pedal operating angle [deg.] Secondary pressure SMIL15CEX1701BB Option remote control valve control diagram A. Secondary pressure [MPa (psi)] B. Operating angle [deg.] Secondary pressure SMIL15CEX1702BB 47877014 01/07/2015...
  • Page 31 INTRODUCTION Cushion valve (heat circuit, with shuttle valve) Manufacturer Yanagisawa Seiki MFG. Co., Ltd. Port size G3/8 ( A - P ports) G1/4 ( Q - V ports) Weight 12.5 kg (27.5578 lb) Center joint Operating pressure High-pressure passage (ABCD) 34.3 MPa (4975 psi) Drain port (E) 0.5 MPa (73 psi)

  • Page 32: Weight

    INTRODUCTION Weight Divided Weight LPIL12CX00012GB Component name Weight Code Operating weight 25210 kg (55578.536 lb) Upper component (including counterweight and 11440 kg (25220.883 lb) turntable bearing) Counterweight 5270 kg (11618.361 lb) Lower component (with grouser shoe) 8490 kg (18717.246 lb) Main unit weight 19930 kg (43938.129 lb) Attachments...
  • Page 33 INTRODUCTION * Specified amount of water and lubricating oil are included. * The fuel tank is full. Stand alone part weight Component name Weight Travel unit 271 kg (597.453 lb) Drive sprocket 51 kg (112.436 lb) Take-up roller 96.4 kg (212.526 lb) Upper roller 18 kg (39.683 lb) Lower roller...

  • Page 34: Dimension

    INTRODUCTION Dimension Standard arm [ 3.00 m (9.8425 ft)] NOTE: Numbers are subject to change without notice due to design change or other reason. The diagrams give values that include the shoe lug height “a” [ 26 mm (1.024 in)]. SMIL15CEX3797FA 47877014 01/07/2015...
  • Page 35 INTRODUCTION Short arm [ 2.50 m (8.2021 ft)] NOTE: Numbers are subject to change without notice due to design change or other reason. The diagrams give values that include the shoe lug height “a” [ 26 mm (1.024 in)]. SMIL15CEX3798FA 47877014 01/07/2015...

  • Page 36: Conversion Factors

    INTRODUCTION Conversion factors Unit conversion rate - x → Gravitational unit SI unit ← ÷ - 9.807 4.448 kgf•cm 0.0981 N•m lbf•ft 1.356 N•m lbf•in 0.113 N•m kgf/cm 0.0981 0.1013 lbf/in 0.0069 mm Hg 133.3 in Hg 3386 kgf・m/s 0.00981 lbf•ft/s 0.00136 0.7355...
  • Page 37 INTRODUCTION Inches to millimeters 1/64 0.3969 17/64 6.7469 33/64 13.0969 49/64 19.4469 1/32 0.7938 9/32 7.1438 17/32 13.4938 25/32 19.8438 3/64 1.1906 19/64 7.5406 35/64 13.8906 51/64 20.2406 1/16 1.5875 5/16 7.9375 9/16 14.2875 13/16 20.6375 5/64 1.9844 21/64 8.3344 37/64 14.6844 53/64...
  • Page 38 INTRODUCTION Miles to kilometers miles miles 　 　 　 　 　 　 ---- 1.609 3.219 4.828 6.437 8.047 9.656 11.265 12.875 14.484 ---- 16.093 17.703 19.312 20.921 22.531 24.140 25.750 27.359 28.968 30.578 32.187 33.796 35.406 37.015 38.624 40.234 41.843 43.452 45.062 46.671...
  • Page 39 INTRODUCTION Square centimeters to square inches 　 　 　 　 　 　 ---- 　 0.155 0.310 0.465 0.620 0.775 0.930 1.085 1.240 1.395 ---- 1.550 1.705 1.860 2.015 2.170 2.325 2.480 2.635 2.790 2.945 3.100 3.255 3.410 3.565 3.720 3.875 4.030 4.185 4.340...
  • Page 40 INTRODUCTION Gallons (U.S) to liters U.S- U.S- .gal. .gal. 　 　 　 　 　 　 liters liters liters liters liters liters liters liters liters liters ---- 3.7853 7.5707 11.3560 15.1413 18.9266 22.7120 26.4973 30.2826 34.0680 ---- 37.8533 41.6386 45.4239 49.2093 52.9946 56.7799 60.5653 64.3506 68.1359 71.9213 10 102.203 105.989 109.774...
  • Page 41 INTRODUCTION Gallons (Imp.) to liters Imp- p.g- .gal. 　 　 　 　 　 　 liters liters liters liters liters liters liters liters liters liters ---- 　 4.5455 9.0909 13.6364 18.1818 22.7273 27.2727 31.8182 36.3636 40.9091 ---- 45.4545 50.0000 54.5455 59.0909 63.6364 68.1818 72.7273 77.2727 81.8182 86.3636 10 100.000 104.545 109.090...
  • Page 42 INTRODUCTION Kilograms to pounds 　 　 　 　 　 　 lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs. ---- 2.205 4.409 6.614 8.819 11.023 13.228 15.432 17.637 19.842 ---- 22.046 24.251 26.456 28.660 30.865 33.069 35.274 37.479 39.683 41.888 44.093 46.297...
  • Page 43 INTRODUCTION Pressure Weight pounds/square inch to weight kilograms/square centimeter lbf/in lbf/in (psi) kgf/cm kgf/cm kgf/cm kgf/cm kgf/cm kgf/cm kgf/cm kgf/cm kgf/cm kgf/cm (psi) ---- 　 0.0703 0.1406 0.2109 0.2812 0.3515 0.4218 0.4921 0.5624 0.6327 ---- 0.7030 0.7733 0.8436 0.9139 0.9842 1.0545 1.1248 1.1951...
  • Page 44 INTRODUCTION Kilopascals to weight kilograms/square centimeter 　 　 　 　 　 　 kgf/cm kgf/cm kgf/cm kgf/cm kgf/cm kgf/cm kgf/cm kgf/cm kgf/cm kgf/cm ---- 　 1.020 2.039 3.059 4.079 5.099 6.118 7.138 8.158 9.177 ---- 1000 10.197 11.217 12.237 13.256 14.276 15.296 16.315 17.335...
  • Page 45 INTRODUCTION Weight kilogram meters to Newton meters kgf·m kgf·m 　 　 　 　 　 　 N·m N·m N·m N·m N·m N·m N·m N·m N·m N·m ---- 9.81 19.61 29.42 39.23 49.03 58.84 68.65 78.45 88.26 ---- 98.07 107.87 117.68 127.49 137.29 147.10 156.91...
  • Page 46 INTRODUCTION Temperature Fahrenheit to centigrade °F °C °F °C °F °C °F °C °F °C °F °C °F °C °F °C -51.1 -18.9 13.3 45.6 77.8 142.2 174.4 -17.8 14.4 46.7 78.9 111.1 143.3 175.6 -48.9 -16.7 15.6 47.8 80.0 112.2 144.4 176.7...
  • Page 47 INTRODUCTION Centigrade to fahrenheit °C °F °C °F °C °F °C °F °C °F °C °F °C °F °C °F -58.0 -0.4 57.2 114.8 172.4 230.0 287.6 345.2 -56.2 59.0 116.6 174.2 231.8 289.4 347.0 -54.4 60.8 118.4 176.0 233.6 291.2 348.8 -52.6...

  • Page 48: Consumables

    "Extreme Pressure" multipurpose grease with lithium soap and calcium. Engine oil The CASE AKCELA NO. 1™ ENGINE OIL is recommended for your engine. This oil ensures correct lubrication of your engine in all working conditions. If the CASE AKCELA NO. 1™ ENGINE OIL cannot be obtained, use the oil corresponding to API CJ-4.
  • Page 49 During cold weather [lower than -7 °C (19.4 °F)], it is temporarily acceptable to use a mixture of No. 1-D (S15) and No. 2-D (S15). Consult the fuel supplier or the CASE CONSTRUCTION Dealer. If the temperature drops below the fuel cloud point, output deficiency or engine start problems may occur due to wax crystals.
  • Page 50 Confirm that the fuel conforms to the above specs with your fuel supplier before using diesel fuel in your vehicle. NOTICE: Ask your fuel supplier or CASE CONSTRUCTION dealer regarding the proper use of fuel additives. Do not use fuel oil or gasoline, as it may damage your engine.

  • Page 51: Capacities

    INTRODUCTION Capacities Component Capacity Engine 23.1 l (6.1 US gal) Cooling system 30.2 L (8.0 US gal) Fuel system 410 l (108.3 US gal) (Reservoir) 250 l (66.0 US gal) (Total system) Hydraulic system 147 l (38.8 US gal) (Reservoir) Travel reduction gear 5 l (1.3 US gal) (Per reduction gear) Swing reduction gear...

  • Page 52: Abbreviation

    INTRODUCTION Abbreviation Abbreviation Explanation Air-conditioner Analog/digital ABDC After bottom dead center Alternating current Accessories Alternating current generator Actuator American Petroleum Institute Assembly ATDC After top dead center Automatic transmission fluid Drilled hole B Notch hole bolt Eye B Eyebolt Full threaded B Full threaded bolt Hexagon socket head B Hexagon socket head bolt...
  • Page 53 INTRODUCTION Abbreviation Explanation Fuel temperature Forward Generator Ground HBCV Hose burst check valve Hydrocarbons HO2S Heated O2 sensor Time High reach demolition machine Idle air control Suction air temperature Integrated circuit Nameplate, ID plate ID Plate Intake manifold temperature Suction air Injection International Organization for Standardization Intake shutter position...
  • Page 54 INTRODUCTION Abbreviation Explanation Right hand Read-only memory Rail pressure Rear Rearward + Flush head S + Flush head Screw + Phillips pan head S + Phillips pan head Screw + Screw tapping S + Screw tapping Screw Subassembly Society of Automotive Engineers Slow blow fuse Suction control valve Signal...

  • Page 55: Product Identification

    Product identification 8C39437B When ordering parts, obtaining information or assistance, always supply your CASE CONSTRUCTION Dealer with the type and serial number of your machine or accessories. Write the following in the spaces below: the type, serial number and year of manufacture of your machine, accessories and the serial numbers of the various hydraulic and mechanical components.
  • Page 56 INTRODUCTION Component serial numbers Hydraulic pump: Swing reduction gear: Travel reduction gears: Travel control valve: Attachment control valve: Swing control valve: 47877014 01/07/2015...

  • Page 57: Product Identification - Machine Orientation

    INTRODUCTION Product identification - Machine orientation The terms "Right-hand", "Left-hand", "Front" and "Rear" are used in this manual to indicate the sides as they are seen from the operator's seat when the cab is over the idler wheels. NOTICE: the illustration opposite shows the machine in normal travel position.
  • Page 58 SERVICE MANUAL Engine CX260C Crawler excavator LC version (TIER 3) - CHINA Market 47877014 01/07/2015...
  • Page 59 Contents Engine - 10 [10.001] Engine and crankcase ............. . . 10.1 [10.102] Pan and covers .
  • Page 60 Engine - 10 Engine and crankcase - 001 CX260C Crawler excavator LC version (TIER 3) - CHINA Market 47877014 01/07/2015 10.1 [10.001] / 1...
  • Page 61 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...

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