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Bobcat 328 Compact Excavator Pdf Repair and Service Manual S/N A9K111001 & Above
Bobcat 328 Compact Excavator Pdf Repair and Service Manual S/N A9K111001 & Above
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Bobcat 328 Compact Excavator PDF Repair and Service Manual (S/N A9K111001 & Above)
The Bobcat 328 Compact Excavator is engineered for demanding excavation projects where productivity, precision and reliability are equally important. Built to perform efficiently in confined job sites, this compact excavator combines powerful digging performance with smooth hydraulic control, making it ideal for utility installation, residential construction, landscaping, drainage work and municipal maintenance. Its compact footprint allows operators to work close to buildings and underground utilities while maintaining excellent lifting stability and breakout force. This OEM factory repair manual is specifically written for Bobcat 328 Compact Excavators with serial numbers A9K111001 & Above, ensuring every repair procedure, specification and illustration matches the correct machine configuration.
The Bobcat 328 features a durable crawler undercarriage, offset boom configuration and a responsive hydraulic system designed for accurate attachment control and efficient cycle times. Compatible with digging buckets, grading buckets, hydraulic breakers, augers and other approved attachments, it delivers the versatility required for trenching, foundation excavation, grading and general earthmoving across a wide range of applications.
As operating hours increase, professional servicing becomes essential to maintain machine performance and reduce unexpected downtime. This genuine Bobcat Factory Service Manual provides dealership-level procedures covering inspection, diagnostics, hydraulic testing, electrical troubleshooting, complete disassembly, repair, reassembly and final adjustments using official OEM workshop standards.
OEM Factory Workshop Manual
This official Bobcat workshop manual contains the same technical repair information used by factory-trained technicians. It includes complete service procedures, hydraulic schematics, electrical wiring diagrams, troubleshooting charts, inspection standards and torque specifications required to restore the excavator to factory operating condition.
Machine Information
| Manufacturer | Bobcat Company |
| Model | 328 |
| Serial Number Coverage | A9K111001 & Above |
| Machine Type | Compact Hydraulic Excavator |
| Operating Configuration | Crawler Excavator |
| Engine Type | Liquid-Cooled Diesel Engine |
| Hydraulic System | High-Performance Load-Sensing Hydraulic System |
| Travel Drive | Dual Hydrostatic Travel Motors |
| Swing Drive | Hydraulic Swing Motor with Planetary Reduction |
| Boom Configuration | Offset Boom |
| Undercarriage | Rubber Track Crawler |
| Operator Station | ROPS/FOPS Canopy or Enclosed Cab |
| Compatible Attachments | Buckets, Hydraulic Breaker, Auger, Grapple, Grading Bucket |
| Typical Applications | Construction, Utility Installation, Landscaping, Drainage and Site Development |
| Key Engineering Feature | Compact Design with Smooth Hydraulic Performance and Precise Attachment Control |
Factory Service Coverage
- Complete engine inspection and overhaul procedures
- Fuel injection and cooling system servicing
- Hydraulic pump testing and overhaul
- Main hydraulic control valve diagnosis and repair
- Boom, arm and bucket cylinder rebuilding
- Hydraulic hose and steel line replacement
- Swing motor and reduction gearbox servicing
- Travel motor inspection and overhaul
- Final drive servicing and rebuilding
- Undercarriage, rollers and track system repairs
- Boom, arm and attachment linkage inspection
- Electrical wiring diagrams and connector layouts
- Charging, starting and monitoring system diagnostics
- Instrument panel and sensor troubleshooting
- Hydraulic pressure testing and performance analysis
- Torque specifications and service limits
- Inspection standards and adjustment procedures
- Complete disassembly, reassembly and operational testing
Manual Technical Information
| Manual Type | OEM Factory Repair & Service Manual |
| Publication Number | 6986940 (07-11) |
| Model Covered | Bobcat 328 Compact Excavator |
| Serial Number Coverage | A9K111001 & Above |
| Language | English |
| Format | |
| Searchable | Yes |
| Bookmarks | Yes |
| Printable | Yes |
| Hydraulic Schematics | Included |
| Electrical Wiring Diagrams | Included |
| Diagnostic Procedures | Included |
| Troubleshooting Charts | Included |
| Hydraulic Pressure Tests | Included |
| Torque Specifications | Included |
| Inspection Standards | Included |
| Disassembly & Reassembly | Included |
| Compatible Devices | Windows, macOS, Android, iPhone & Tablets |
| Instant Digital Download | Yes |
Frequently Asked Questions
Which excavator is covered by this manual?
This OEM factory repair manual covers the Bobcat 328 Compact Excavator with serial numbers A9K111001 & Above.
Does this manual include hydraulic schematics and electrical wiring diagrams?
Yes. It includes complete hydraulic schematics, electrical wiring diagrams, diagnostic procedures, troubleshooting charts and official factory service information used by Bobcat technicians.
Can this manual be used for complete excavator repairs?
Yes. It covers engine servicing, hydraulic system repairs, swing drive and travel motor overhaul, final drive rebuilding, electrical diagnostics, machine inspections, adjustments and complete disassembly and reassembly using OEM workshop procedures.
Who should use this factory service manual?
This manual is ideal for professional mechanics, Bobcat equipment owners, fleet maintenance departments, construction companies and independent repair workshops that require genuine OEM repair information.
