🏷️ Basic Information Identification Make: Yanmar Model: YSE Series Specific Models Covered: YSE8, YSE12 Product Type: Marine Diesel Engine Workshop Manual Year: Undisclosed (manual covers specific models, not a single model year) 📋 Manual Details Format And Delivery Format: PDF Delivery Medium: CD Content Manual Type: Workshop Service Repair Manual & Operation Manual Intended Audience: Sales, Service, Inspection, and Maintenance Engineers Quality Notes Quality Description: Average quality, old book conversion to PDF, not crystal clear Availability: Out of print Additional Info Language: English (implied by description) ⚙️ Engine Specifications General Engine Type: Diesel Application: Marine Performance Engine Power Yse8: 8 HP (approx.) Engine Power Yse12: 12 HP (approx.) Configuration Engine Configuration: Likely single or twin cylinder based on HP range, specific details in manual Cooling Cooling System: Sea water cooling (typical for marine diesel) Fuel System Fuel Type: Diesel 🔧 Transmission Drive Drive Type: Direct drive or gearbox with propeller shaft Gears Gear Selection: Forward, Neutral, Reverse (typical marine gearbox) 🔧 Maintenance Lubrication Recommended Oil Type: Specific marine diesel engine oil (details in manual) Oil Capacity: Specific to each model (details in manual) Service Schedule General Service Interval: Refer to manual for specific hours or time intervals