Buldozer With Autovalve
Original autovalve idea by Sariel. The bulldozer is equipped with 2 XL motor to drive it with a 12/20 reduction. Two M motor drive the autovalves which operate the switches and compressors. The battery box is located under the cab.
I have created the building instructions. You can watch them by browsing my webiste or :
Designed in 2008