OHAI: Open Hardware Assembly Instructions

1 Gathering the materials

The material palette for the [AS-PR0164] X-End Left Assembly:

1x- [AS-PR0129] Z Idler Assembly
1x- [AS-PR0160] X-End Motor Sub-Assembly
1x- [AS-PR0135] Z-Upper Left Assembly
1x- [EL-MT0029] NEMA 17 Stepper Motor, Moons' - NOT INCLUDING wire harness
1x- [EL-MT0056] Motor, Moons 4118S-08P-07RO
1x- [HD-BT0073] M5x10 BHCS, Black-Oxide
10x-[HD-BT0148] M3x10 BHCS, Black-Oxide
2x- [HD-MS0033] GT2, 16 Teeth, timing pulley, AL
2x- [HD-MS0411] 625-2RS Premium Two Side Rubber Sealed Bearing ABEC3
2x- [HD-RD0061] 10 mm Smooth Rod, Stainless Steel, 405mm
10x-[HD-WA0038] M3 Washer, Black-Oxide
1x- [HD-WA0040] M5 Washer, Black-Oxide
1x- [PP-GP0360] Z Lower Left
1x- [PP-GP0394] Belt Anchor

Materials Required - AS-PR0164

2 Attaching the X-axis motor

Slide one GT2 timing pulley [HD-MS0033] on to the shaft of the [EL-MT0029] moons motor using the provided jig and fasten the set screw to the flat part of the shaft.
Torque to 3 in*lbs.

Insert a 625-2RS Rubber Sealed Bearing [HD-MS0411] into X-End Motor Sub-Assembly [AS-PR0160]

Install the motor with pulley [EL-MT0029 & HD-MS0033] onto the X-End Motor Sub-Assembly [AS-PR0160] using 3x M3x10 BHCS [HD-BT0148] with washers [HD-WA0038] Ensure the motors connector is facing the bottom of the part.

Preparing the motor

X End Motor Sub-Assembly and bearing

bearing installed in X-End Motor Sub-Assembly

Motor with Pulley inserted into printed part and bearing; note orientation of motor connector

Secure using 3x M3x10 BHCS with washers; torque to 5in*lbs

3 Assembling the Z-lower left

Install one timing pulley [HD-MS0033] on to the [EL-MT0056] motor shaft in the orientation shown using the printed spacer. Ensure one of the set screws is tightened to the flat portion of the motor shaft.
Torque to 3 in*lbs.

Insert a [HD-MS0411] sealed rubber bearing into the designated spot on the [PP-GP0360] Z-lower left.

Insert the belt with the YZ idler into the slot of top of the Z-lower left, making sure that the head of the fastener on the YZ idler is facing away from the motor.

Insert the [EL-MT0056] motors shaft into the sealed bearing making sure that you go through the belt loop. Check to ensure that the motor connector is facing towards the bottom of the assembly. Fasten the motor with 3x M3x10 FHCS [HD-BT0148] with washers [HD-WA0038].

Attaching pulley to Z-motor

Z-Lower and bearing

bearing in z-lower

Preparing to fasten the z-motor

Fastening the z-motor

4 Final Assembly

Wipe down the smooth rods to ensure they are free from any contaminants.

and Slide 2x 10mm Smooth Rods [HD-RD0061] through the x-end motor bearings and insert each end into the designated spots on the Z-upper left assembly [AS-PR0135] and Z-lower left.

Place the YZ idler into the slot on the Z-upper and secure it using 1x M5x10 BHCS [HD-BT0073] with washer [HD-WA0040].

Tighten the Z-Axis compression hardware while moving the X-Motor End back and forth through the range of travel.
Tighten until bearing doesn't wobble on rod but still slides freely.

Place the [PP-GP0394] belt anchor, groove side face towards the grooves of the belt, and fasten with 4x M3x10 BHCS [HD-BT0148] with washers [HD-WA0038].
Torque fasteners to 5 in*lbs.

Slide rods into the X-motor and place into slots