I should have started by removing these two screws

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But I actually started with two of these screws, removed the knee board, then removed the third screw

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I removed the ignition assembly by removing these three screws. There is a large bump on the bottom, this is where the spring that lifts the ignition locking mechanism goes

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The piece of ignition that had broken

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Replacement part. The marked part is very delicate and will snap easily

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