Extruder Assembly

MINI-extruder-front

MINI-extruder-rear

MINI-extruder-idler

MINI-inspection-door

Extrude stepper motor

3 x 625z bearings

Extruder gear set

Spring

Idler pin

2 x M3 12mm

4 x M3 25mm

1 x M3 40mm

4 x M3n nut

1 x M3nS nut

1 x M3n Nyloc

Insert 3 x M3n nuts into the extruder back.

Insert 625z bearing into other side of extruder back (second picture).

Add the small gear to the extruder.

Make sure the grub screw lines up with the flat on the shaft.

Using 2 x M3 12mm screws, attach the stepper to the extruder-front.

Add the reduction gear to the bearing as shown.

The reduction gear the the small gear should line up (pic 3)! If they don't (pic 2) then remove the stepper and move the small gear.

Insert M3sN nut into side of extruder idler.

Insert 625z bearing into top of extruder idler.

Insert bearing ping into side of extruder idler.

Add M3s nut to inside of the extruder rear.

Flip over the extruder read.

Be careful to ensure the nut doesn't fall out.

Insert M3s nyloc nut into top-left hole.

Insert 625z bearing into large middle hole.

Using 3 x M3 25mm screws, join the front and the rear of the extruder.

Add the extruder idler arm to the side of the extruder.

Flip the extruder over.

Using 1 x M3 25mm, secure the idler arm into the nyloc nut.

Insert the M3 x 40mm screw and spring into the bottom side of the extruder and tighten.

Gather 155mm teflon tube

Gather 1 x M3 12mm

Insert teflon tube into extrude input.

Secure with M3 12mm screw.