Maxxus SmartGy H1 Installation & Operating Manual page 15

Assembly
Assembly Step 8
Use the No.5 wrench to take out the screw M8*15 (40) from the connection wallboard (9). Overturn the connection
wallboard (9) then lock the screw M8*15mm (39). Take out the screw (38), then put in the corresponding surface.
8. 5 L 4 L (09) M8*15(40)
15
L (09) , (38)