LEGO Technic: Buldozer Cat D11 42131, 18 ani+, 3854 piese
LEGO Technic: Buldozer Cat D11 42131, 18 ani+, 3854 piese
Lego CAT D11 (42131). Control+ app testing step 4. Drive is running in other direction than app indicates. This piece is directly connected to the electric motor, so it seems that I