🏷️ Basic Information Identification Make: Yamaha Model: EF4000DVE/EF5000DVE EC4000DV/EC5000DV Product Category: Generator 📋 Manual Details Document Information Manual Type: Service Repair Manual Language: English Format: PDF 📐 Dimensions Physical Weight Dry: 127.9 lbs (58 kg) (EF4000DVE/EC4000DV) 🔧 Maintenance Lubrication Recommended Oil Type: Yamalube 4 (or SAE 10W-30 equivalent) Oil Capacity: 0.95 US qt (0.9 L) 📄 Specifications Electrical Device Type: Generator Intended Use: Portable Power Generation Voltage: 120V/240V Frequency: 60 Hz 📄 Performance Specs Engine Fuel Type: Gasoline Engine Type: 4-stroke Displacement: 304cc (EF4000DVE/EC4000DV) Operating Speed: 3600 RPM Output Rated Output: 5000 VA (EF5000DVE/EC5000DV) Max Output: 6000 VA (EF5000DVE/EC5000DV) Fuel Fuel Capacity: 3.3 gal (12.5 L) 📄 Operational Details Runtime Run Time At Rated Load: 9.3 hrs (EF4000DVE/EC4000DV) Noise Level Noise Level At Rated Load: 68 dB(A)