Bobcat 329 Compact Excavator (SN A2PG11001 & Above) Service Manual 6904771 (7-12)

Bobcat 329 Compact Excavator Service Manual 6904771 (7-12)

Detailed service manual created strictly from the Table of Contents, providing full diagnostic procedures, testing specifications, disassembly and reassembly instructions, hydraulic and electrical data, engine service steps, undercarriage repair procedures and complete reference charts for the Bobcat 329 compact excavator.

Model Covers:

Bobcat 329 Compact Excavator
S/N A2PG11001 & Above

File Format: PDF

Size: 27.84 MB

No. of pages: 620

Language: English

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

📑 Table of Contents Overview:

Safety, Serial Identification and Routine Maintenance

• Personal safety, lift/rigging instructions and fire prevention guidelines
• Machine and engine serial plate locations, specification references and delivery report
• Maintenance interval charts for hydraulic, engine, coolant, track and electrical service points
• Air cleaner service, fuel filter replacement, coolant and engine oil change steps
• Hydraulic filter and oil replacement, lubrication chart and travel motor case drain checks
• Alternator belt inspection, spark arrestor muffler service and transport instructions

Hydraulic System - Schematics, Testing and Major Component Service

• Hydraulic schematic overview with test ports and flow paths
• Main relief pressure check, pump flow test and auxiliary circuit pressure procedures
• Hydraulic pump removal, inspection, gear/end plate measurements and reassembly
• Control valve assembly teardown covering boom, arm, bucket, travel, blade and swing sections
• Port relief, load check and anti-cavitation valve service and calibration
• Hydraulic cylinders - removal, disassembly, seal replacement and reassembly for all workgroup cylinders
• Swing motor and swing gearbox disassembly and reassembly procedures
• Center swivel joint removal, port identification and seal stack rebuild
• Hydraulic reservoir, radiator and cooler assembly removal and installation

Operator Controls & Upperstructure

• Cab, canopy and console removal, panel service and seat mounting
• Joystick linkage disassembly, travel pedal service and control pattern change
• Foot pedal valves, safety lock solenoid and blade control lever service
• Upperstructure swing frame removal with bearing and pin alignment checks
• Engine speed control cable adjustment and throttle lever inspection

Undercarriage, Track System & Blade Components

• Track tension adjustment, rubber or steel track removal and installation
• Track roller, idler and sprocket removal, disassembly and bearing service
• Final drive motor R&I with motor case drain flow testing
• Track wear and failure diagnosis with lug abrasion, steel cord damage and delamination analysis
• Dozer blade cylinder, blade mounts and frame weldment inspection

Electrical System and Troubleshooting

• Wiring schematic, connector pin-outs and component location index
• Battery load test, alternator output test, starter current draw and relay diagnostics
• Instrument panel service, fuse/relay ID chart and travel alarm circuit testing
• Fuel sender, glow plug relay, work light circuit checks and harness continuity testing

Engine Service, Fuel System and Overhaul Procedures

• Engine troubleshooting chart, valve clearance adjustment and compression testing
• Fuel injection pump timing, injector nozzle checks and glow plug inspection
• Engine removal and installation, radiator and cooling fan service
• Crankshaft, piston, connecting rod and camshaft service steps
• Flywheel, ring gear, oil pump and timing gear inspection and reassembly
• Cylinder head teardown, valve spring testing and reconditioning limits

Specifications and Reference Charts

• Machine dimensions, performance ratings and operating weights
• Hydraulic system capacities, pump displacement and pressure ratings
• Engine specifications, torque values, wear limits and service tools
• Fluid types and capacities, torque charts and conversion tables
• Revision index

This service manual provides the detailed technical depth required for accurate diagnostics, efficient repair and long-term reliability of the Bobcat 329 compact excavator.