BLV Ender 3 V2 Disassembly

Remove the 2x M3x6 button head screws with a 2mm allen wrench. to remove the hotend cover assembly.

Remove the original hotend by removing the 2x M3x12 button head screws with a 2mm allen wrench.

If equipped, remove the BLTouch/CRTouch.

Remove the belt tensioner housing by removing the tensioner knob and the M4x16 countersunk screw with a 2.5mm allen wrench.

Remove the belt by unhooking it from the bottom if the X carriage plate and pulling it out.

To gain access to the M3 screws for the X stepper remove the QR sticker.

Disconnect the stepper motor and endstop cables.

Remove the 4x M3x40 countersunk screws using a 2mm allen wrench. Remove the X stepper cover and stepper motor.

Remove the X carriage plate by using a 10mm wrench to loosen the eccentric nut on the bottom of plate and slide it off the 2020 extrusion

Disconnect the extruder stepper cable.

Remove the 1x M3x20 socket head screw with a 3mm allen wrench.

Remove the 1x M3x10 button head screw with a 2mm allen wrench. Remove the extruder tensioner arm.

Remove the 1x M3x10 button head screw with a 2mm allen wrench.

Remove the 1x M3x8 countersunk screw with a 2mm allen wrench. Remove the extruder stepper and set aside.

Disconnect the Z stepper cable.

Remove the leadscrew by loosening the bottom M3 screw with a 2.5mm allen wrench.

Remove the stepper motor and mount by removing the 2x M4x18 countersunk screws with a 3mm allen wrench.

Loosen both eccentric nuts.

To remove the left Z axis plate remove the 3x M5x40 button head screws and 2x M5 locknuts to separate the Z brackets.

Remove the 2x M4x16 button head screws with a 2.5mm allen wrench to remove the Z bracket off the 2020 extrusion.

On the right side bracket remove the remaining M4x16 button head screw with a 2.5mm allen wrench to separate the right Z axis plate from the 2020 extrusion.

Unclip the glass bed clips and remove the glass.

Remove the 4x M4x30 countersunk bed screws, 4x bed springs and 4x leveling wheels.

Loosen the Y axis tensioner and remove the belt by unhooking it from the bottom of the Y plate.

Remove the Y axis tensioner by removing 2x M5x12 button head screws with a M3 allen wrench.

To remove the Y carriage, loosen the 2x right side eccentric nuts with a 10mm wrench and slide the whole Y carriage out of the 4040 extrusion.

I found out after this point but I ended up having to replace the Y stepper mount because it got a "little" warm.

Remove the X stepper cable and Y endstop cable.

To remove the Y stepper motor remove the 2x M5x12 button head screws on the bottom of the stepper mount.

On the top of the electronics enclosure remove the 2x M3x6 button head screws with a 2mm allen wrench.

On the bottom remove the 3x M3x6 button head screws with a 2mm allen wrench.

Now is also a good time to cut that zip-tie.

Remove the 2x M5x12 button head screws on the front of the extrusion was a 3mm allen wrench.

Disconnect the wires as needed to remove the mother mounting plates.

Remove the 3x M4x10 button head screws with a 2.5mm allen wrench removing the LCD and mounting bracket.

It's a good idea to remove the PSU entirely. Remove the 4x phillips screws.

This is how your frame should look at this point.

If you're going to be using my SKR3 EZ mount you will need to tap these 2 holes on the right front side of the 4040 extrusion with a M5 tap.