Insert 2 xLMU8 Bearings. Use 2 x Nylon M3 Nuts and M3x10 Socket Cap Screws to tighten the bearings just to hold the bearings in their place. Attention! DO NOT TIGHTEN more!

Put the Pom Nut and align the unthreaded holes for the screws. Use 2 x M3 Nuts (See the small picture at left-bottom to insert one of the M3 Nuts) and 2 x M3x18 Socket Cap Screws to fasten the Pom Nut in it's place.

Insert 2 x Nylon M3 Nuts from top and bottom to fasten rod spacers. Use 2 x M3 Washers and M3x10 Socket Cap Screws to tighten later in order to take up the excessive space between rods and the X axis holders.

Insert 2 x Nylon M3 Nuts to the belt tensioner.

Push the Idler Timing Pulley inside the belt tensioner.

Use the supplied Dowel Pin to secure the Idler Pulley.

Use 2 x M3 Washers and 2 x M3x20 Socket Cap Screws to mount the belt tensioner. Catch the M3 nuts in the tensioner, and tighten the M3 screws up to the celearance of the tensioner.