42 Installing a Multi-Module Library
2 Attach the lower X-axis rail as follows:
a. Use the 2.5 mm hex screws to attach the lower X-axis rail loosely.
b. Push the rail to the left and align it front to back with the previous rail so that the joint is smooth.
c. Tighten each screw on the rail beginning at the left end. Do not tighten the screw that is on the
next rail at the junction between the current module and the module to the right.
2.5 mm hex
screws
2.5 mm hex screw
attached to module on left
elongated slot
rail identification mark (hole)
expansion modules 9 - 12
X-axis upper and lower rails contain
longer slots