🏷️ Basic Information Identification Make: Challenger Model: 680B Year: 2006-2009 Generation: N/A 📋 Manual Details Document Info Manual Type: Workshop Repair Service Manual Language: English Page Count: Not Specified (Estimated based on typical combine manuals) Format: PDF File Size Mb: 171 Compatibility: Windows, Mac, Linux Downloadable: Yes Requirements: PDF Reader ⚙️ Engine Specifications Engine Details Engine Type: Diesel Displacement: Not Specified Power: Not Specified Fuel System Fuel Type: Diesel Fuel Handling Precautions: Important Storage and Handling Precautions Cooling System Coolant Type: Not Specified Coolant Change Period: Specified in manual Lubrication Engine Oil Type: Specified in manual Oil Change Intervals: Specified in manual Air Cleaner Air Cleaner Type: Outer and Inner Filter Elements 🔧 Transmission Drive System Type: Hydrostatic Component: Hydrostatic Rotor Pump Drive, Hydrostatic Propulsion Pump Drive Maintenance: Spring Adjustment 📐 Dimensions General Length: Not Specified Width: Not Specified Height: Not Specified Weight: Not Specified 🔧 Maintenance Lubrication Service Interval: Specified in manual Lubrication Details: Front of Combine, Left-hand Side, Right-hand Side, Rear Axle Belts Belt Types: Banded Drive Belt, Drive Belt Belt Maintenance: Inspection, Adjustment, Installation, Sheave Alignment Belt Problem Guide: Yes Chains Chain Types: Roller Chains Chain Maintenance: Inspection, Adjustment, Tightening, Alignment, Cleaning, Lubrication Tires Tire Maintenance: Pressure checks, Removal, Mounting, Installation, Bolt Torque Filters Filter Types: Fuel Filter, Water Separator, Hydrostatic Oil Filters, Cab Air Filters (Primary, Secondary, Recirculation) Hydraulics Hydraulic Oil Level: Checking Hydraulic Oil Change: Procedure detailed Brakes Brake System: Master Cylinder, Parking Brake Brake Adjustment: Master Cylinder Adjustment, Parking Brake Adjustment Storage Storage Preparation: Combine and Engine specific procedures Post Storage Preparation: Combine and Engine specific procedures Electrical Electrical Components: Batteries, Starter, Alternator, Fuse Panel, Circuit Breaker Battery Maintenance: Disconnect Switch, Charging Cab Filtration Cab Filter Cleaning Procedure: Yes