1. BLV Ender 3 V2 Disassembly

Step 1

X Axis 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.

Step 2

X Axis Disassembly

⌕

• 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

Step 3

Extruder Disassembly

⌕

• 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.

Step 4

Z Axis Disassembly

⌕

• 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.

Step 5

Y Axis Disassembly

⌕

• 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.

Step 6

Y Axis Disassembly

⌕

• 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.

Step 7

Motherboard/LCD Removal

⌕

• 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.

Step 8

Final Results

⌕

• 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.