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| Press indented belt vigorously with thumb. Elevation recess-arrow- must dislocate |
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| Loosen indented belt. Tension pulley must go back to initial position. (Recess and elevation are again side by side) |
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| If recess and elevation are not side by side, loosen tension pulley and regulate indented belt tension → Chapter, remove and install indented belt, adjust |
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| If indented belt tension has been changed: |
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| Check injection start dynamically and if necessary → Chapter, adjust functions and components. |
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