CASE 40 Series D Crawler Excavator Service Manual

CASE 40 Series D Crawler Excavator Service Manual (S-406294)

This comprehensive service manual for the CASE 40 Series D Crawler Excavator provides detailed maintenance schedules, system diagnostics, and disassembly procedures. Covering everything from undercarriage mechanics to hydraulic circuits and electrical schematics, this guide is designed to support technicians with accurate and step-by-step instructions for maintaining Series D machines.

Model Covers:

CASE 40 Series D Crawler Excavator

File Format: PDF

Size: 33.63 MB

No. of pages: 220

Language: English

Publication: S-406294

Delivery Method: Instant Download – Access your file immediately after purchase.

📑 Included Sections:

General Information

• Safety precautions, machine introduction, nomenclature, and technical specifications

Scheduled Preventive Maintenance

• Hydraulic pressures and fluid capacities
• Maintenance charts and grease fitting diagrams
• Detailed, itemized service instructions

Mechanical System

• Undercarriage servicing and engine-related components
• Turntable swing mechanism and boom assembly
• Control linkages and mechanical diagnostics

Electrical System

• 24-Volt electrical system overview (for machines with PIN 6270855 and after)
• System component breakdown and wiring information

Hydraulic System

• Main system maintenance and component layout
• Individual circuits: Track drive, swing, hoist, crowd, tool, and leveler cylinders

Troubleshooting

• Mechanical failures and inspection procedures
• 12V/24V electrical troubleshooting
• Hydraulic system diagnostics and performance issues

Disassembly and Repair

• Cleaning methods for components
• Step-by-step disassembly of mechanical, electrical, and hydraulic systems

Torque Charts and Schematics

• Standard torque values for key fasteners
• Complete electrical and hydraulic circuit diagrams

This CASE 40 SERIES D CRAWLER EXCAVATOR Service Manual is an essential tool for technicians performing in-depth maintenance and system overhauls on Series D crawler models.