User`s manual
7
3.  Insert the green carriage wheels on axles into the corresponding 
grooves on the bottom of the carriage. Place the blue axle covers 
over the axles with the flat side up and the notched side between the 
screw holes and the blue tabs on the bottom of the carriage. Slide 
the axle covers toward the wheels, making sure the flat side slides 
under the tabs and the screw holes align with those on the carriage. 
Insert the screws into the holes and tighten with a screwdriver to 
secure.
4.  Position the handle so that the curved 
part  of  the  handle  faces  the  back  of 
the engine. Insert the handle into the 
hole in the top of the engine until you 
hear a click. Once you have installed 
the handle, it cannot be removed.
5.  Position the soft, blue hinge so that its large hole is facing up and to 
the front. Insert the hinge into the hole at the front of the carriage, 
use a screwdriver to tighten the two screws on the bottom of the 
carriage.
Assembly Instructions










