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All prerequisite guides must be translated before this translation is considered complete.
Describe the specific part or component of this device you're working on. Ex: Battery
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If there is an additional main sprocket and engine sprocket protection (not serial condition), this must be removed first. To do this, all marked screws must be turned out with a PH1 screwdriver. These are two different screws.
Then remove the red marked screw (PH1) on the underside (hold the green marked part),
To loosen the pinion, the grub screw that fixes it to the motor output shaft must be loosened. For this you need a 1.5mm Imbus.
When pushing the new part onto the shaft, please note that it has a flattened side. At this the grub screw (marked in green) should rest.
Then the distance of the two gears to each other should be adjusted correctly. Too big a game makes sure that the teeth consume early, with too little play it can not be turned anymore.
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