Key Points: 1, Selected excellent material, power cylinder and power piston are made of glass material, high hardness, high speed and long time running without wear. The bottom plate is made of galvanized aluminum plate, which is finely polished and beautiful. The bracket and flywheel are made of aluminum alloy, which is firm, and combines texture and beauty. LED lights can bring an intuitive feeling.The pursuit of the details, the overall fine grinding, feels very smooth, very metallic and modern technology. 2, The Stirling engine is powered by the expansion of the gas and the compression of the cold. 95% alcohol (self-prepared) should be used in the operation. Water, kerosene, gasoline, lighter oil, and liquor should not be added. 3, Put the engine model in a horizontal position, take out the alcohol lamp, add about 2/3 of the alcohol to the alcohol lamp, and ensure that the alcohol lamp is ignited and heated for about 20 seconds to start the flywheel operation, and the colorful small lamp follows Lights up and simultaneously delivers voltages up to 4-9V. 4, Entertaining and learning, through hands-on operation, you can observe the entire engine power generation operation process, more intuitive understanding of the principle of steam power generation, and deepen your interest in physics (this principle will be learned in the physics book of junior high school). 5, For long-term use, please clean the cylinder and piston regularly, and heat the cylinder connecting rod and other parts. The crankshaft and the connecting rod can be lubricated with a pencil.Never use oil to lubricate. Once the grease is generated, the friction will be large and it will not be cleaned.
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Questions about Return & Refunds Q1 : What items are returnable? A1 : a)- We can accept returns or exchanges within the 30-day period. b)- All returned items must be in the original condition: unused, unwashed, and unworn. No exceptions. Q2 : How do I return a product? A2:Contact with Enginediy Service Team service@enginediy.com to confirm details to make sure the item is meet the return condition. After the agreement, Service Team will send the detailed return information, please offer return tracking number after return shipment. Q3 : What is you refund policy? A3 : Refunds are processed within 1-5 business days, after you received our confirmation on the cancellation.
Q4 :How will you refund me? A4 : The refund are applied to the original payment method.
