Bobcat WC-5A WC-8A WC-8B Wood Chipper Service Manual PDF Download
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Factory Bobcat WC-5A / WC-8A / WC-8B Chipper Service Manual (Serial No. 912900101 & above, 739500101 & above, A02B00101 & above).
Includes hydraulic schematics, troubleshooting, blade clearance, feed roller repair, lubrication chart, and safety inspection procedures. Essential for chipper maintenance and overhaul.
Description
Bobcat WC-5A WC-8A WC-8B Wood Chipper Service Manual – 6900901enUS PDF Download
Formatted Table of Contents / Bookmarks
IMAGES:
1️⃣ Foreword & Identification
Serial Number Location
Delivery Report Form
Manual Storage Location on Chipper
Attachment Identification Diagram
2️⃣ Safety & Maintenance
Maintenance Safety Warnings
Troubleshooting Chart (hydraulic & mechanical issues)
Daily Inspection Procedures
Mounting Frame Inspection
Feed Roller Stop Bar (WC-8B)
Bob-Tach Lock Check
Lubrication Points (5 Grease Locations)
Service Schedule Charts
WC-5A / WC-8A
WC-8B (feed roller stop inspection)
Chipper Blades
Blade Clearance Adjustment
Blade Sharpening Angle (45°)
Storage & Return-to-Service Checklist
Feed Roller Support Raise/Lower Procedures
Feed Roller Stop Bar Activation Point (adjustable 12.7–25.4 mm)
3️⃣ Hydraulic System
Hydraulic Control Valve (S/N 912900101 & 739500101 & Above)
Removal, Installation, Parts ID, Disassembly, Assembly
Hydraulic Control Valve (S/N A02B00101 & Above)
Removal, Installation, Parts, O-ring and Valve Specs
Shut-Off Valve
Disassembly & Reassembly Procedures
Hydraulic Motors – Chipper Wheel and Feed Roller
Removal / Inspection / Assembly Steps
Timing the Feed Roller Motor
Hydraulic Pump (S/N A02B00101 & Above) – Service and Inspection
4️⃣ Mainframe Section
Frame Inspection & Mounting Procedures
Feed Chute and Discharge Chute Assembly
Anvil and Blade Housing Adjustment
Electrical Harness and Remote Attachment Control (RAC) Layout
Mounting Frame, Steps, Couplers, and Weld Inspection
5️⃣ Specifications
Torque Specifications Table
Lubrication Intervals and Fluids
Feed Roller Speed Control Details
Chipper Blade Torque Specs
Hydraulic System Capacities & Operating Pressures
6️⃣ Alphabetical Index
Quick-reference index for all service topics
Product Description
The Bobcat WC-Series Chipper Service Manual (6900901enUS) provides complete factory-authorized servicing information for WC-5A, WC-8A, and WC-8B chippers. This PDF is an indispensable resource for maintaining, troubleshooting, and overhauling Bobcat hydraulic wood chippers used with skid steer and compact track loaders.
🧠 Technical Coverage
Hydraulic system disassembly and valve diagnostics
Feed roller & chipper wheel hydraulic motor service
Blade sharpening, clearance adjustment, and torque data
Lubrication and service schedules (10-hour / 50-hour)
Safety and preventive maintenance instructions
Troubleshooting charts with likely causes and corrections
⚙️ Models Covered
WC-5A Chipper (S/N 912900101 & Above)
WC-8A Chipper (S/N 739500101 & Above)
WC-8B Chipper (S/N A02B00101 & Above)
🔧 Key Procedures
Hydraulic Control Valve & Motor Rebuilds
Feed Roller Stop Bar Adjustment (WC-8B Only)
Anvil Alignment and Blade Installation
Mainframe Inspection and Weld Checks
Grease Points and Environmental Safety Instructions
🪓 Why You Need This Manual
This official Bobcat workshop manual eliminates guesswork by providing illustrated factory procedures and exact torque values. Whether you’re a service shop, fleet technician, or independent operator, it ensures accurate maintenance and extends chipper life through proper hydraulic service and blade care.
✅ Features
Genuine OEM factory manual (2014 edition)
High-resolution illustrations and component IDs
Complete hydraulic schematics and flow paths
Step-by-step assembly/disassembly instructions
Safety warnings and maintenance interval tables
Printable and searchable PDF format
📦 Benefits
Ensures safe operation and maximum uptime
Saves repair costs by enabling accurate self-service
Ideal for dealers, mechanics, and equipment owners
100 % OEM content — not a generic guide
📘 File Details
| Parameter | Description |
|---|---|
| Document Title | Bobcat WC-5A / WC-8A / WC-8B Chipper Service Manual |
| Publication No. | 6900901enUS (G) |
| Release Date | December 2014 |
| Manufacturer | Bobcat Company – West Fargo, North Dakota, USA |
| Models Covered | WC-5A Chipper (S/N 912900101 & Above), WC-8A Chipper (S/N 739500101 & Above), WC-8B Chipper (S/N A02B00101 & Above) |
| Attachment Type | Hydraulic-powered wood chipper attachment for skid steer loaders |
| Operating Medium | Hydraulic fluid (from Bobcat carrier) |
| Drive Type | Hydraulic motor-driven chipper wheel and feed roller |
| Feed System | Dual feed roller with adjustable stop bar (WC-8B) |
| Blade Clearance | 1.6 – 4.8 mm (0.0625 – 0.1875 in) |
| Blade Torque Specs | 34–38 N·m (housing bolts), 102 N·m (mounting bolts) |
| Hydraulic Specs | Quick couplers, 2000–3000 psi operating pressure, 16–25 GPM flow (loader-dependent) |
| Weight (Approx.) | 370–410 kg depending on model |
| File Format | Searchable PDF |
| Pages | ~200 pages |
| Language | English |
| Contains | Complete hydraulic schematics, valve disassembly, maintenance charts, troubleshooting, lubrication schedule, safety checks |
| Ideal For | Technicians, fleet operators, dealers, and workshop engineers maintaining Bobcat chippers |
