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Ch 039 / 20

Step 03.9 — Apply the magnet sheet

Step 9 of 20 · Chapter 03 — Build plate

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Parts:

  • Magnetic Pad 2.4-350 ×1 · Build Plate box (carton 2)
  • masking tape · consumable
  • plastic squeegee or card · tool
  • knife or scissors for the liner · tool

Do:

  1. Position the pad on the plate, liner down, and tape the back edge as a hinge.
  2. Fold it back, peel and cut 40–50 mm of liner, squeegee it, then draw the liner out and press the sheet down.

check Check

No bubbles, no wrinkles, pad square to the plate edges, borders even all round.

What you're looking at

Manual p.54 and the magnetic pad: a flexible sheet of magnetised rubber with a pressure-sensitive adhesive back under a liner. Laminated to the plate, it holds the spring-steel flex plate down. On this kit it is a separate BOM line, not factory-applied.

tip Tip

measure the pad first (verify on bench): at 355 mm lay it edge-flush to the back edge and one side; if smaller, centre it and note the border.

tip Tip

lift the first strip immediately if it lands crooked; past a few centimetres it will not reposition. Bubbles worked to an edge come out, ones in the middle do not.

tip Tip

The liner side is the adhesive; the plain rubber face is the magnet. Keep the unlaid pad lifted so adhesive never touches ahead of the squeegee.

Caution

Rev D+ / LDO: the magnetic pad is a separate line item in the 350 Rev D BOM — it is not laminated at the factory, unlike the heater and fuse. If your plate did arrive with the magnet already on, skip to 03.10 and check whether the four bolt holes are already cut. src

Source: Voron manual p.54 · LDO 350 Rev D BOM · magnet lamination demo