JRC JMR-92 Series Field Service Manual page 236

Step 3 Remove the motor fixture.
Remove the cover on the left (port) side and remove the five screws (M5) to remove the fixture.
Step 4 Remove the motor.
Remove the four hexagonal screws (M10x40, SW10, and W10) that hold the motor from both
the right and left sides to remove the motor.
Chapter 4 Replacement procedure
Remove the metal fixture.
Remove the four hexagonal screws
(two each on the left and right sides).
Remove the five screws.
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