Bobcat 853 853h Skid Steer Loader Service Manual
Bobcat 873 Skid Steer Loader Parts Manual
📘 Bobcat 853 / 853H Skid Steer Loader Mechanical Service Manual – Complete Guide
This in-depth guide outlines everything covered in the Bobcat 853 / 853H Mechanical Service Manual, including diagnostics, systems, disassembly, troubleshooting, and maintenance procedures.
🔧 Manual Overview
Models Covered:
- Bobcat 853 Skid Steer Loader
- Bobcat 853H Skid Steer Loader
Manual Type:
- Mechanical Service Manual (PDF format)
Purpose:
- Step-by-step repair and maintenance instructions
- Diagrams for disassembly and reassembly
- Diagnostic procedures and specifications
🛠️ Section-by-Section Content Breakdown
Each section is crafted to provide detailed instructions and technical insights. Below is a breakdown of the key sections included:
🧩 1. General Information & Safety
- Proper usage and maintenance practices
- Loader model identification
- Safety decals and operational precautions
- Hydraulic and lift arm safety instructions
🛠️ 2. Specifications
- Engine specifications (Diesel-powered)
- Hydraulic pressure ranges
- Loader capacities (rated operating capacity, tipping load)
- Tire sizes and torque values
🔍 3. Troubleshooting
- Common fault diagnosis charts
- Hydraulic and electrical issue flowcharts
- Drive system problem indicators
- Warning lights and error code interpretation
⚙️ 4. Hydraulic System
- Hydraulic component diagram
- Pump removal and installation procedures
- Cylinder disassembly and seal replacement
- Valve overhaul and testing
- Filter servicing and fluid specifications
🏗️ 5. Hydrostatic Drive System
- Pump and motor testing
- Drive belt inspection and replacement
- Relief valve pressure checks
- Troubleshooting travel issues
🪛 6. Main Frame & Loader Arm
- Loader arm bushing and pin replacement
- Tilt and lift cylinder servicing
- Boom lock and safety interlock procedures
- Frame alignment and crack inspection
🔋 7. Electrical System
- Battery, starter, and alternator servicing
- Complete wiring diagram
- Fuses and relay functions
- Diagnostic socket and controller testing
🧰 8. Engine Service (Kubota V2203-DI-E2B Engine)
- Engine removal and installation
- Cylinder head torque specs
- Valve clearance and timing adjustment
- Fuel system servicing and injection testing
- Cooling system inspection and radiator flushing
🛞 9. Wheels and Tires
- Lug torque specifications
- Tire removal and installation
- Wheel bearing lubrication
- Alignment check procedures
🧱 10. Cab & Controls
Control lever disassembly
- Seat and restraint system servicing
- Joystick and pedal adjustment
- Cab lifting procedures and maintenance
📉 11. Maintenance Schedule
Daily, 50-hour, 250-hour, and annual checks
Fluid change intervals
Greasing points and lube chart