Physics Hot Air Stirling Engine Model Power Generator Motor Educational Steam Toy Science Experiment Kit Set For Children | Канцтовары - 74000645131624

1 x Stirling Engine
1 x Alcohol Burner（Alcohol is not included）
1 x Spare Heating Glass Tube
1 x LED Light

Specification:
Product Name: Stirling Engine Model
Model: 818153
Size: 16.5x9x98cm/6.49”x3.54”x3.85”
Flywheel Diameter: 60mm/2.36”
Drive Wheel Diameter: 25mm/0.98”
Cylinder inner diameter: 16mm/0.62”
Color: Silver
Material: Aluminum Alloy + Zinc Alloy + Pyrex Glass
Voltage: 3-5V

Usage:
1.Placed the Stirling engine in a horizontal position, use your hand to toggle the flywheel to see if it is smooth.
2.Check if every sliding parts is clean.
3.Fill the alcohol burner with no more than two-thirds.
4.Light the alcohol burner, toggle the flywheel after 2 minutes.
5.LED lights can be directly inserted into the generator output interface. If it does not light up, exchange the positive and negative port, the long one is positive.

Note:
1.After using it, please let the engine natural cool.
2.Do not touch the alcohol burner, burned tube or the metal to avoid burns.
3.When heating the alcohol burner, do not make the cotton line bump into the tube. If may cause the tube cracked.
4.Rods at both ends of the activities of joint parts need to regularly add oil lubrication, the piston can not refuel, otherwise it may cause big resistance and can not run.

If you have any problems with our items or services, please feel free to contact us first before you leave negative feedback. We will do our best to solve any problem and provide you with the best customer services.