Nexgrill 720-0018-LP - Manual (Page 14)

ASSEMBLY INSTRUCTIONS
— 2 pieces of 1/4”x10mm screw and 2 pieces of 1/4”split lock for rotisserie
mount are already screwed into the right side panel of the grill. Remove the
screws and install the rotisserie motor mount as shown in the figure below.
Assemble the rotisserie skewer as shown in the figure below.