Place the floor panel on a flat floor and screw in between.

 

 

Insert middle round panel to complete floor.

 

 

Raise and install the lower panel to match the floor panel.(When two people are working, one screws inside and one supports the wall from outside.)

 

 

Fix the screws to the lower panel for connection.

 

 

When the bottom panel is complete, secure and connect the floor panel and screws together.
Then secure lower and upper panels.

 

 

Once the top panel is complete, position the roof and screw it in.

 

By securing the roof and then securing the front door in the correct position for the manual.