🏷️ Basic Information Identification Make: Yamaha Model: YP20G 30G Year: Not Specified Generation: Not Specified 📋 Manual Details Information Manual Type: Service Repair Manual Language: English Page Count: Not Specified Format: PDF Availability Downloadable: Instant High Speed Download Printable: Yes Compatibility Compatible Operating Systems: Windows, Mac, Linux Requirements Required Software: Adobe PDF Reader ⚙️ Engine Specifications General Engine Type: Not Specified Displacement: Not Specified Performance Power Output: Not Specified Cooling System Cooling Method: Air Cooled (Likely) Ignition System Ignition Type: Transistorized Ignition (Likely) Fuel System Fuel Delivery: Carburetor (Likely) 🔧 Transmission General Transmission Type: Direct Drive (Generator) Number Of Gears: N/A 📐 Dimensions Physical Length: Not Specified Width: Not Specified Height: Not Specified Weight: Not Specified 🔧 Maintenance Lubrication Oil Type: Not Specified Oil Capacity: Not Specified Service Schedule Initial Service Interval: Not Specified Regular Service Interval: Not Specified Spark Plug Recommended Spark Plug: Not Specified Air Filter Air Filter Replacement Interval: Not Specified 📄 Electrical Output Rated Output Watts: 2000-3000 (YP20G/YP30G) Rated Voltage: 120V / 240V (Typical) Rated Frequency: 60Hz (Typical) Starting System Starting Method: Recoil Starter (Likely)