Case CX35B Service Manual

Mini excavator

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CX35B

CX39B

Series 2

Mini Excavator

SERVICE MANUAL

Part number 47574272B

English

March 2014

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Summary of Contents for Case CX35B

Page 2 SERVICE MANUAL CX35B CX39B 47574272B 24/03/2014...
Page 3 Contents INTRODUCTION Engine..................10 [10.001] Engine and crankcase ............. 10.1 [10.102] Pan and covers .
Page 4 [35.738] Excavator and backhoe bucket hydraulic system ....... . 35.12 [35.360] Hammer and rotating bucket hydraulic system .
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 [84.114] Boom pivoting support ............. 84.1 [84.910] Boom .
Page 7 INTRODUCTION 47574272B 24/03/2014...
Page 8 Contents INTRODUCTION Foreword - Important notice regarding equipment servicing ........3 Safety rules .
Page 9 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 10 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 11 INTRODUCTION Personal safety NOTICE: The proper and safe lubrication and maintenance for this machine, recommended by Manufacturer, are outlined in the OPERATOR’S MANUAL for the machine. Improper performance of lubrication or maintenance procedures are dangerous and could result in injury or death. Read and understand the MANUAL before performing any lubrication or maintenance.
Page 12 INTRODUCTION 15. Repairs which require welding should be performed only with the benefit of the appropriate reference informa- tion and by personnel adequately trained and skilled in welding procedures. Determine the type of metal being welded and select the correct welding procedure and electrodes, rods or wires to provide a metal weld strength at least equivalent to that of the parent metal.
Page 13 INTRODUCTION General precautions for repairs Preparation before disassembling 1. Understanding operating procedure Read OPERATION AND MAINTENANCE MANUAL carefully to understand the operating procedure. 2. Cleaning machines Remove soil, mud, and dust from the machine before carrying it into the service shop to prevent loss of work efficiency, damage of parts, and difficulty in rust prevention and dust protection while reassembling.
Page 14 INTRODUCTION Disassembling and assembling hydraulic equipment 1. Removing hydraulic equipment 1. Before disconnecting pipes, release the hydraulic pressure of the system, or open the return side cover and take out the filter. 2. Carefully drain oil of the removed pipes into a containers without spilling on the floor. 3.
Page 15 INTRODUCTION NOTICE: Operation of the hydraulic equipment without filling hydraulic oil or lubricant or without performing air bleeding will result in damage to the equipment. 3. Perform air bleeding of the hydraulic pump and slewing motor after loosening the upper drain plug, starting the engine and keep it in low idle condition.
Page 16 INTRODUCTION Hydraulic parts 1. O-ring • Ensure O-rings have elasticity and are not damaged before use. • Use the appropriate O-rings. O-rings are of different kinds and made of different materials, and they have a different hardness to be applied to a variety of parts, such as moving or fixed parts, subject to high pressure and exposed to corrosive fluids, even if their size is same.
Page 17 INTRODUCTION Torque Torque specifications for capscrews and nuts The following torque specifications are indicated in case the actual torque value of a fastener is unknown. Check the capscrews and nuts for their looseness and dropping off before the start of daily work and at the periodical main- tenance.
Page 18 INTRODUCTION Metric coarse thread standard tightening torque values. Be certain to tighten all capscrews and nuts to proper torque values Classifi- 4.8T 10.9T cation Nominal dimen- No lubrication Oil lubrication No lubrication Oil lubrication No lubrication Oil lubrication sion 3.9 - 4.9 N·m 7.3 - 8.9 N·m 15.6 - 19.2 N·m 13.2 - 16.2 N·m...
Page 19 INTRODUCTION Metric coarse thread standard tightening torque values. Be certain to tighten all capscrews and nuts to proper torque values Classifi- 4.8T 10.9T cation Nominal dimen- No lubrication Oil lubrication No lubrication Oil lubrication No lubrication Oil lubrication sion 10.2 - 8.5 - 10.5 N·m 22.5 - 26.5 N·m 18.6 - 22.6 N·m...
Page 20 INTRODUCTION Application of screw locking and sealing compounds Service Features Low strength ® 242 OCTITE Middle strength Screw locking compound ® 262 OCTITE ® 271 High strength OCTITE Sealing compound ® 515 Sealing OCTITE Screw and tool sizes Edge bolt Nominal Nominal screw...
Page 21 INTRODUCTION Torque specifications for joints and hoses Joints for piping (with O-ring) Nominal screw Tightening Wrench size size (PF) torque 17 N·m (12.5 lb ft) ± 2 N·m 14 mm (1.5 lb ft) 36 N·m (26.6 lb ft) ± 2 N·m 19 mm (1.5 lb ft) 74 N·m (54.6 lb...
Page 22 INTRODUCTION Torque specifications for sleeve type tube fitting Sleeve type tube fittings Tube size Outside Tightening Wrench size diameter x torque thickness 10 mm (0.4 in) 44 N·m (32.5 lb x 1.5 mm ft) ± 4.9 N·m 19 mm (0.1 in) (3.6 lb ft) 147 N·m 15 mm (0.6 in)

This manual is also suitable for:

2 series Cx39b