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7. Turn the motor shaft in counter clockwise direction, then the mechanism main unit will run up. When the
pinions on both side un-gear with the teeth bars, you can pull out the mechanism main unit. Lay a piece of clear
cloth on the working table then put it on.
8. After taking out the mechanism main unit, pull out the wheel on the rolling motor side.
9. Slacken and remove the screw bolts fixing the reduction box on the sheet-metal with a screwdriver. If they are
so tight that can not be slackened, you can follow the second picture below to increase the lever of force.
Rolling motor without coverMechanism main unit
Pull out the wheel
Screw bolts fixing the reduction box Increase the lever of force