STEM Stainless Mini Hot Air Stirling Engine Motor Model Educational Toy Kit

Description Material Steel copper and AluminiumWeight 600gColor silver Features Using mold steel manufacturing solid and firm Flywheel fine milling texture and beauty double combination Rod made of stainless steel manufacturing Dynamic link sets of aluminum alloy cylinder power cylinder and the powerpiston is good material fine grinding surface of special treatment highhardness Do not wear high speed ultra long running Heating cylinder of quartz glass Instructions The engine model on the horizontal position by hand toggle the flywheel to see if smooth if there is a strong sense of astringent check the connection rod is normal whether the cylinder oil and dust and if so please use toilet paper to erase Not smooth Toggle the flywheel feel pressure rebound within the cylinder body is a normal phenomenon the cylinder is sealed The packing bag of alcohol lamp cotton wear into the metal cap lamp Please go to the pharmacy to buy 95 purity alcohol anhydrous industrial alcohol better Fill the alcohol lamp to less than two thirds Alcohol lamp to the alcohol lamp at the premise of ensuring safety ignite the alcohol lamp about 2 minutes after the flywheel until the flywheel automatic operation so far the whole process of heating hands may not touch Note There will be the operation of steam when the steam too much time the engine will stop working inside and outside the needle often set aside to reduce friction Do not rotate the nut too tightly o