Introduction
If the mixer no longer turns, the shaft can be blocked, but also the motor, e.g. due to rust or moisture. The motor can be disassembled and repaired quite easily, this is shown here.
Tools
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This is what it looks like under the cover.
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Slide out the two buttons and the small circuit board. The buttons are only snapped in.
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The handle is fastened with a Torx T8 machine screw and a Torx T8 plastic screw. You will need a long screwdriver.
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Remove two Torx T8 screws.
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Unclip the handle from one side.
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Unthread the cable, the buttons and the board.
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The motor ist exposed. However, it is not yet completely accessible, since the lower plastic housing part cannot yet be slid over the bell. The bell must first be removed.
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First try If the bell can be unscrewed. It is fastened with a left-hand thread, so turn it in the "wrong direction", clockwise, to loosen it.
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Pull on the knife to remove it
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If it does not come off easily, then slide the lower plastic part towards the bell and clamp the motor in a vice. Do not tighten the vice very much, the motor is sensitive.
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Use a long screwdriver as a lever between the bell and the shaft. Then carefully unscrew the bell. Reminder: the wrong way round, i.e. clockwise.
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Pay attention to the washer between the shaft and the bell, do not lose it.
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Using a Torx T15 screwdriver unscrew the two screws securing the flange of the shaft to the motor.
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Seperate the flange including the shaft from the motor.
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Desolder the red and the white wire. These wires are thin and delicate, don't break them.
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The motor remains.
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Desolder the connections to both carbons.
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Very carefully bend both contact strips open so that the coil springs are free and the carbons can be pushed back.
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Carefully pull out the bottom motor shield.
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Remove the rotor. If it is stuck tap it carefully out using a hammer.
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Take care of the two washers located on the top and the bottom of the motor shaft.
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To reassemble your device, follow these instructions in reverse order.