JRC JMR-92 Series Field Service Manual page 378

Step 2 Remove the motor.
Remove the cover on the left (port) side. Remove the cables connected to the motor driver
circuit board. Remove the hexagonal bolts (four M8 bolts) and remove the motor.
Step 3 Replace the motor.
Remove the hexagonal bolts (four M8 bolts) and remove the installation plate from the motor.
Attach the installation plate to the replacement motor. Do not forget to tighten the hexagonal bolts
to an appropriate torque (210 kgf-cm) so they are free of looseness.
Chapter 4 Replacement procedure
Remove the four
bolts.
Motor
Motor
Installation plate
4-158
Remove the two
cables.
Motor driver circuit
board
Remove the four
bolts.