Willis WMI12MH16S Service Manual page 121

Steps
6.Remove axial flow blade
Remove nut on blade with wrench,and then remove
the axial flow blade.
7.Remove electric box and fireproof electric box
Remove screws fixing electric box,cut off the tielien
with scissors, pull out the wiring terminal and then lift
up the electric box to remove it.
Twist off the screws on fireproof electric box and then
remove the fireproof electric box.
8.Remove motor and motor support
1 Twist off the tapping screws fixingthe motor, pull
out the pin of leading wire for motor and then remove
the motor.
Procedure
axial flow blade
motor
electric box
fire proof electric box