MUTOH Rockhopper II series Maintenance Manual page 80

Step 5 :
Replace the CR motor assembly.
Step 6 :
Remove the hexagon socket head screws with spring washers (2) fixing the arm motor
installation board.
1 = Arm motor installation board
Step 7 :
Replace the arm motor installation board.
Step 8 :
Reinstall all parts in the opposite order of the removal procedure.
Rockhopper II series printers – Maintenance Manual
2 = Hexagon socket head screws with spring
washers (M4x10)
81 AP-74065, Rev. 1.2, 27/09/04