Case 35-40-50 Crawler Series “B” Service Manual
FILE DETAILS:
Case 35-40-50 Crawler Series “B” Service Manual
Language : English
Pages : 234
Brand : Case
Format : PDF
Downloadable : Yes
Part No: S406173M2
VIDEO PREVIEW OF THE MANUAL:
IMAGES PREVIEW OF THE MANUAL:
DESCRIPTION:
Case 35-40-50 Crawler Series “B” Service Manual
INTRODUCTION:
This manual contains maintenance and service instructions for the DROTT CRAWLER. Procedures for maintaining and servicing all components and systems are provided with the exception of the engine. Maintenance and service instructions for the engine are provided in the Engine Manufacturers handbook which is included with each CRAWLER. A section entitled “Scheduled Preventive Maintenance” is provided which covers those components and systems that require periodic maintenance.
- This section contains a Maintenance Schedule, component capacities, and lubrication charts. Always refer to this section when performing normal maintenance. When more detailed information is required, refer to the section on the specific system being serviced. As an aid to locating the instructional material, separate sections are provided for the major systems of the CRAWLER; Undercarriage, Upper Structure, Hydraulics, Electrical and Logger.
- Explanations of the components and systems and their functions are provided for a better understanding of trouble shooting procedures. Trouble shooting charts are used to provide the servicemen with a quick and easy reference to possible problems, their cause, and suggested remedies.
- Disassembly and repair procedures for individual system components are included in each section. Repair procedures are supplemented with photo: graphs and artwork. For convenience while trouble shooting, torque charts and the Electrical and Hydraulic schematics are located in the back of this manual.
TABLE OF CONTENTS:
Case 35-40-50 Crawler Series “B” Service Manual
GENERAL
Table of Contents
Safety Precautions
Nomenclature
Introduction
Safety Symbols
Directional Reference
Parts and Service
SCHEDULED MAINTENANCE
Introduction;
Cleaning Soundproofing Insulation
Spark Arrestors
Lubricant and Fluid Recommendations
Hydraulic Oil Recommendations
Component Lubricants and Fluid Specifications
Hydraulic System Operating Pressures
Preventive Maintenance Schedule
Lubrication and Service Chart
Pictorial Listing of Grease Fitting Locations
Itemized Maintenance Instructions
Hydraulic Oil Filters
Hydraulic Reservoir
Hydraulic Oil Filter Screen (in-tank)
Swing Reduction Gearbox
Final Drive Transmissions
Turntable Open Gear
Engine
Engine Coolant
Oil Cooler
Batteries
Air Cleaner
Fuel Tank
CRAWLER UNDERCARRIAGE
General Description
Frames
Track Shoes
Track Rollers
Track Drive Motors
Track Drive Brake
Adjustment
Removal
Disassembly
Inspection and Repair
Mounting Track Brake to Final Drive Transmission
Final Drive Transmission
Trouble Shooting
Removal
Disassembly, Inspection and Re-assembly
Disassembly, Inspection and Re-assembly (40LC only)
Scheduled Maintenance (40 LC only)
CRAWLER UNDERCARRIAGE — Continued
Track Adjustment Cylinder
Idler Wheel
Car body and Car body Leveler
Car body Leveler Cylinder
Trouble Shooting-Tracks
UPPER STRUCTURE
Replacing the Turntable Bearing
Removing the Upper
Checking Bearing Mounting Surface
Installing Bearing to Upper
Installing Upper to Lower
Torquing Procedure
Turntable Bearing Norse
Replacing Turntable on Machine without
Machined Bearing Mounting Surface
Swing Mechanism
Brake
Reduction Gearbox(2 piece output shaft)
Reduction Gearbox(I piece output shaft)
Motor
Reduction Gearbox
Shimming the Gearbox
Disassembly and Repair
Installation
HYDRAULIC SYSTEM AND COMPONENTS
Introduction to Hydraulics
Troubleshooting
Flushing Procedure
Basic System Flow Diagrams
Main Tandem Pump
Description
Checking Gallonage Output
Removal
Disassembly, Inspection and Reassembly for:
Main Pump used on SS Crawlers
Main Pump (used on40 and 50 Crawlers)
Swing Motors
Installation of Pump Drive
Pump Break in Procedure
Track Drive Motor (4OBLC and SOLC)
Removal and Repair
Clam Rotary Actuator(270‘)
Hydraulic Swivel
Valve Banks
Description
Removal
Power Beyond Plug
Deviation of Valve Body
Series Spool-Seal Replacement
Parallel Spool-Seal Replacement
CRAWLER UNDERCARRIAGE — Continued
Track Adjustment Cylinder
Idler Wheel
Car body and Car body Leveler
Car body Leveler Cylinder
Trouble Shooting-Tracks
UPPER STRUCTURE
Replacing the Turntable Bearing
Removing the Upper
Checking Bearing Mounting Surface
Installing Bearing to Upper
Installing Upper to Lower
Torquing Procedure
Turntable Bearing Noise
Replacing Turntable on Machine without
Machined Bearing Mounting Surface
Swing Mechanism
Brake
Reduction Gearbox (2 piece output shaft)
Reduction Gearbox (1 piece output shaft)
Motor
Reduction Gearbox
Shimming the Gearbox
Disassembly and Repair
Installation
HYDRAULIC SYSTEM AND COMPONENTS
Introduction to Hydraulics
Troubleshooting
Flushing Procedure
Basic System Flow Diagrams
Main Tandem Pump
Description
Checking Gallonage Output
Removal
Disassembly, Inspection and Reassembly for:
Main Pump (used on 35 Crawlers
Main Pump (used on 40 and 50 Crawlers)
Swing Motors
Installation of Pump Drive
Pump Break in Procedure
Track Drive Motor (4OBLC and 50LC)
Removal and Repair
Clam Rotary Actuator(270“)
Hydraulic Swivel
Valve Banks
Description
Removal
Power Beyond PIug
Deviation of ValveBody
Series Spool-Seal Replacement
Parallel Spool-Seal Replacement
PLEASE NOTE:
- This is the same manual used by the dealers to diagnose and troubleshoot your vehicle
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