Acrylic front

Wire

Distance sensor

Screws M3 4mm (Black) (2x)

Sensor holder front (3d Printed)

Sensor holder back (3d Printed)

Remove the protective paper from the acrylic.

Insert the sensor holder front from the side of the acrylic without the protective paper.

Turn the acrylic around and position the sensor holder back aligned with the holes for the screws on the sensor holder front.

Position the distance sensor on top of the sensor holder back and align the holes for the screws.

Inset and tight the screws.

Connect the wire with the red wire starting all the way on the left of the distance sensor.

Insert M3 Nuts (2x) in the case.

Position the acrylic front in the case with the sensor facing out.

Inset and tight the M3 8mm screws (Black) (2x)

Case

LED holder, Nut and Washer

LED + Wire

Remove the Nut from the LED Holder.

Insert the LED Holder with the Washer in the case, from the bottom of the "Top front bottom panel" smaller hole.

Secure the LED Holder using the Nut.

Insert the LED in the LED holder it it isn't already in.

Screws M3 6mm (Silver) (4x)

Rubber Pads (4x)

Using the screws attach the pads to the case.

Great job! If you have transparent motors please go to 5a. Pumps column assembly. If your motors are white 5b. Pumps column assembly