17.3 INSTALLATION OF MARKER ALPINIST DEMO BINDINGS 17.3 - 15 * Fold the hiking aid backwards. (17.3 - 15) 17.3 - 16 * Attach the heel of the boot to the heel binding. (17.3 - 16) 17.3 - 17 * Position the heel by turning the length adjustment screw. (17.3 - 17) 17.3 - 18 * Check the correct heel position: the boot has to be flush with the heel housing. (17.3 - 18) 17.3 - 19 IMPORTANT ! For the adjustment of the lateral heel release force a Torx wrench TX 20 is needed ! (17.3 - 19) 143 17.3 INSTALLATION OF MARKER ALPINIST DEMO BINDINGS