17.2 INSTALLATION OF MARKER ALPINIST BINDINGS 17.2 - 10 * Tighten the screws lightly, then firmly. (17.2 - 10) 17.2 - 11 * Open the toe by pressing down the toe opening lever. (17.2 - 11) 17.2 - 12 * Position the tip of the ski boot between the Pin-Tech retaining pins on the toe. Then press the tip of the boot down and step into the toe. (17.2 - 12) 17.2 - 13 * The pins must be locked fully into position in the insert, the toe opening lever has to snap to the " Ski " position. (17.2 - 13) 17.2 - 14 * Push the hiking aid backwards. (17.2 - 14) 138 17.2 INSTALLATION OF MARKER ALPINIST BINDINGS