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Bobcat 335 Compact Excavator Pdf Repair and Service Manual S/N A16U11001 & Above
Bobcat 335 Compact Excavator Pdf Repair and Service Manual S/N A16U11001 & Above
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Bobcat X331 Compact Excavator PDF Repair and Service Manual (S/N 511920001 & Above)
Designed for contractors who needed the digging power of a larger excavator without sacrificing mobility, the Bobcat X331 became one of the company's most successful compact excavators. With an operating weight of approximately 3.3 tonnes (7,300 lb class), the X331 offers an excellent balance of breakout force, transportability and stability, making it well suited for utility trenching, foundation excavation, landscaping, drainage installation and residential construction. Its compact tail swing, offset boom design and durable crawler undercarriage allow the machine to work efficiently where larger excavators simply cannot.
This OEM Factory Repair & Service Manual is written specifically for Bobcat X331 Compact Excavators (Serial No. 511920001 & Above). Unlike generic repair guides, it follows the exact factory service procedures used by Bobcat dealership technicians, helping ensure accurate diagnostics, correct component rebuilding and proper machine calibration after repairs. Every chapter is organized in workshop sequence, making it valuable whether replacing hydraulic cylinders, rebuilding the travel drive or diagnosing electrical faults.
Factory literature shows this service manual contains approximately 349 searchable PDF pages and is issued under Publication No. 6722918 (05-94). The manual includes detailed illustrations, hydraulic schematics and electrical wiring diagrams to simplify complex repairs.
Why This Manual Is Different
- Factory-approved repair procedures for this exact serial number range
- Hundreds of exploded component illustrations for accurate disassembly
- Hydraulic pressure testing and diagnostic flow charts
- OEM wiring diagrams with connector identification
- Complete overhaul procedures instead of basic maintenance instructions
- Professional workshop specifications, tolerances and torque values
Machine Information
| Manufacturer | Bobcat Company |
| Model | X331 Compact Excavator |
| Serial Number Coverage | 511920001 & Above |
| Machine Class | 3.3-Tonne Compact Hydraulic Excavator |
| Operating Weight | Approx. 3,300 kg (7,300 lb Class) |
| Bucket Digging Force | High Breakout Force for Utility Excavation |
| Boom Design | Offset Boom |
| Travel System | Dual-Speed Hydrostatic Track Drive |
| Swing System | Hydraulic Swing Motor with Planetary Gear Reduction |
| Hydraulic System | Variable Flow Hydraulic Excavator System |
| Undercarriage | Crawler Track Frame |
| Operator Station | ROPS/FOPS Protective Canopy |
| Typical Attachments | Buckets, Augers, Hydraulic Breakers, Grapples |
| Primary Applications | Utility Work, Trenching, Landscaping, Drainage, Foundation Excavation |
| Machine Advantage | Excellent Stability with Compact Jobsite Footprint |
Factory Workshop Coverage
- Safety procedures and machine identification
- Engine removal, installation and overhaul
- Cooling, lubrication and fuel systems
- Complete hydraulic system diagnosis
- Hydraulic pump testing and rebuilding
- Main control valve servicing
- Boom, dipper arm and bucket linkage repairs
- Swing bearing and swing drive service
- Travel motors and final drive overhaul
- Track frame, rollers, idlers and tension adjustments
- Electrical system diagnosis and wiring repairs
- Battery, charging and starting system testing
- Control lever adjustments and calibration
- Inspection limits and wear measurements
- Torque specifications and tightening sequences
- Complete machine disassembly and assembly procedures
Manual Technical Information
| Manual Type | OEM Factory Repair & Service Manual |
| Publication Number | 6722918 (05-94) |
| Machine Covered | Bobcat X331 Compact Excavator |
| Serial Number Coverage | 511920001 & Above |
| Approximate Pages | 349 |
| Language | English |
| File Format | |
| Searchable PDF | Yes |
| Bookmarks | Yes |
| Printable | Yes |
| Hydraulic Schematics | Included |
| Electrical Wiring Diagrams | Included |
| Diagnostic Procedures | Included |
| Troubleshooting Guides | Included |
| Hydraulic Testing | Included |
| Torque Specifications | Included |
| Component Disassembly | Complete Step-by-Step Procedures |
| Compatible Devices | Windows, macOS, Linux, Android, iPhone & Tablets |
| Instant Download | Yes |
Frequently Asked Questions
Is this the official Bobcat workshop manual?
Yes. It is the OEM factory repair and service manual prepared specifically for Bobcat X331 Compact Excavators with serial numbers 511920001 & Above.
Does it include hydraulic and electrical diagnostics?
Yes. The manual contains complete hydraulic schematics, electrical wiring diagrams, diagnostic procedures, troubleshooting charts and factory testing specifications.
Does this manual cover complete component rebuilding?
Yes. It provides detailed procedures for engine systems, hydraulic pumps, travel drives, swing components, undercarriage assemblies and complete machine disassembly and reassembly.
Is the PDF searchable?
Yes. The manual is supplied as a searchable PDF with approximately 349 pages, making it easy to locate specific repair procedures and technical information.
