JRC JMA-5212-4/6 User Manual page 428

Step 4: Remove the transmitter-receiver.
Transmitter-receiver
Step 5: Replace the motor.
Hexagon bolts
(4 places)
Hexagon bolts
(5 places)
Loosen all the hexagon bolts (5 places).
Slide upward and remove the
transmitter-receiver.
Remove the motor cable from the cable clamp.
Remove the hexagon bolts (M6, at 4 places)
and then remove the motor.
Cable clamp
Apply grease to the gears of the new motor,
Motor
and bolt the new motor.
Tighten the hexagonal bolts using a torque
wrench (72 kgf·cm).
Reverse the order to complete the procedure.
The rotor of the motor rotates. Clamp the
cable such that it will not touch the rotor.
Make sure that all bolts and screws are
tightened again, and all cables are properly
re-connected.
This completes the motor replacement
procedure.
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