|
1 | 1 | # BOM V2.0 |
2 | 2 |
|
3 | | -> Reflects the **v1.1** hardware. What changed from v1.0: a smaller-diameter **MK8** drive gear (pull strength 11 lb → 15 lb), **one larger 633ZZ bearing per arm** instead of two small bearings, and **pre-cut PTFE tubes** (no razor-cutting). Quantities are per unit. |
| 3 | +> Reflects the **v1.1** hardware. What changed from v1.0: a smaller-diameter **MK8** drive gear (pull strength 11 lb → 15 lb), **one larger 633ZZ bearing per arm** instead of two small bearings, and **pre-cut PTFE tubes** (no razor-cutting). Quantities are per unit. Every purchasable part links to the [Valar Systems store](https://valarsystems.com). |
4 | 4 |
|
5 | 5 | ## Body Assembly |
6 | 6 |
|
7 | 7 | | Part | Qty | Description | |
8 | 8 | | :--- | :---: | :--- | |
9 | | -| VAL3000 PCB | 1 | [Custom PCB designed for this project](https://github.com/Valar-Systems/VAL3000) | |
10 | | -| NEMA 17 motor, 48 mm body | 1 | [Smaller length NEMA 17 will also work](https://amzn.to/4a2OnDi) | |
11 | | -| 12V / 2A+ power adapter w/ 5.5×2.1 mm plug | 1 | [Technically 5–29 V will work, but 12 V is best due to low speeds](https://amzn.to/3YauHG6) | |
12 | | -| Extension cable | 1 | [Extends the length of the power adapter](https://amzn.to/4oHaTVT) | |
13 | | -| M3 × 10 mm screw, self-tapping | 8 | | |
14 | | -| M3 × 35 mm screw, button head | 3 | | |
15 | | -| M3 square nut | 1 | | |
16 | | -| M3 × 16 mm screw, button head | 2 | | |
17 | | -| M3 × 10 mm screw, flat head | 2 | | |
18 | | -| Gear | 1 | MK8 (5 mm bore, 9 mm OD) | |
19 | | -| Bearing | 2 | 633ZZ, 3 mm × 13 mm × 5 mm | |
| 9 | +| VAL3000 PCB | 1 | [Custom ESP32 + Trinamic TMC2209 PCB](https://valarsystems.com/products/val3000). [Open-hardware design](https://github.com/Valar-Systems/VAL3000). | |
| 10 | +| NEMA 17 motor, 48 mm body | 1 | [NEMA 17, 48 mm body](https://valarsystems.com/products/stepper-motor-nema-17) — a shorter one also works. | |
| 11 | +| 24 V 1.5 A power adapter | 1 | [24 V 1.5 A, 5.5 × 2.1 mm barrel plug](https://valarsystems.com/products/power-adapter). | |
| 12 | +| Extension cable | 1 | [Straight barrel-plug extension](https://valarsystems.com/products/barrel-plug-extension-cable). | |
| 13 | +| M3 × 10 mm screw, self-tapping | 8 | [Thread-forming screw](https://valarsystems.com/products/m3-x-10mm-thread-forming-screw). | |
| 14 | +| M3 × 35 mm screw, button head | 3 | [Arm assembly screws](https://valarsystems.com/products/m3-x-35mm-button-head-screw). | |
| 15 | +| M3 square nut | 3 | [Square nut](https://valarsystems.com/products/m3-square-nut) — arm nuts (2) + clamp nut (1). | |
| 16 | +| M3 × 15 mm screw, button head | 3 | [Arm screws (2) + curtain-pulley screw (1)](https://valarsystems.com/products/m3-x-15mm-button-head-screw). | |
| 17 | +| M3 × 10 mm screw, flat head | 2 | [Flat-head screw](https://valarsystems.com/products/m3-x-10mm-flat-head-screw). | |
| 18 | +| Gear | 1 | MK8, 5 mm bore / 9 mm OD — [buy](https://valarsystems.com/products/ropener-drive-gear). | |
| 19 | +| Bearing | 2 | 633ZZ, 3 mm × 13 mm × 5 mm — [buy](https://valarsystems.com/products/633zz-bearing). | |
20 | 20 |
|
21 | 21 | ## Curtain Assembly |
22 | 22 |
|
23 | 23 | | Part | Qty | Description | |
24 | 24 | | :--- | :---: | :--- | |
25 | | -| PTFE tubing, 3 mm ID × 5 mm OD (pre-cut) | 6 | 2 × 10 mm, 2 × 40 mm, 2 × 70 mm | |
26 | | -| M3 × 10 mm screw, self-tapping | 11 | | |
27 | | -| M3 square nut | 1 | | |
28 | | -| M3 × 12 mm screw, flat head | 1 | | |
29 | | -| Zip tie | 1 | Small, 2–3 mm wide | |
30 | | -| V623ZZ pulley | 1 | 3 × 12 × 4 mm size | |
31 | | -| Rope | 1 | 1.6 mm diameter | |
| 25 | +| PTFE tubing, 3 mm ID × 5 mm OD (pre-cut) | 6 | 2 × 10 mm, 2 × 40 mm, 2 × 70 mm — [buy](https://valarsystems.com/products/ptfe-tube). | |
| 26 | +| M3 × 10 mm screw, self-tapping | 14 | [Thread-forming screw](https://valarsystems.com/products/m3-x-10mm-thread-forming-screw). | |
| 27 | +| M3 square nut | 1 | [Curtain-pulley nut](https://valarsystems.com/products/m3-square-nut). | |
| 28 | +| Zip tie | 1 | Small, 2–3 mm wide — [buy](https://valarsystems.com/products/zip-tie). | |
| 29 | +| V623ZZ pulley | 1 | 3 × 12 × 4 mm — [V-groove pulley](https://valarsystems.com/products/v-groove-pulley). | |
| 30 | +| Rope | 1 | 1.6 mm diameter — [buy](https://valarsystems.com/products/rope). | |
32 | 31 |
|
33 | 32 | ### Mounting Hardware |
34 | 33 |
|
35 | 34 | | Part | Qty | Description | |
36 | 35 | | :--- | :---: | :--- | |
37 | | -| Command strips | 2 | The easiest way to mount to any wall | |
38 | | -| #17 × 1 1/4" wire nail | 3 | Use to nail to drywall only | |
| 36 | +| Foam mounting squares (set of 5) | 5 | 1" square double-sided foam. Wipe the surface clean and dry, then press firmly — [buy](https://valarsystems.com/products/foam-mounting-squares). | |
39 | 37 |
|
40 | 38 | ## Assembly Tools Required |
41 | 39 |
|
42 | 40 | | Part | Qty | Description | |
43 | 41 | | :--- | :---: | :--- | |
44 | | -| Screwdriver, Phillips No. 1 | 1 | | |
45 | | -| Hex driver, 2 mm | 1 | | |
| 42 | +| Screwdriver, Phillips No. 1 | 1 | [Phillips No. 1](https://valarsystems.com/products/phillips-no-1-screw-driver). | |
| 43 | +| Hex driver, 2 mm | 1 | [2 mm hex driver](https://valarsystems.com/products/allen-wrench-2mm). | |
0 commit comments