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Introduction

This guide provides a thorough overview of the disassembly of the EVA3, the preparation of the V-Core 3.1 frame, and the installation procedure for the Rat Rig toolhead V1.0 Upgrade Kit.

The Rat Rig Toolheads are streamlined to be used specifically with our favourite combination:

Orbiter V2

Phaetus Rapido UHF hot end

4028 part cooling fan

Rat Rig “SuperPinda” Probe by P&F

    • This guide is divided into 3 parts, to help you quickly find the instructions you need:

    • Disassembling the EVA 3.0

    • Preparing the V-Core 3.1 for the upgrade kit

    • Installing the Rat Rig toolhead v1.0 upgrade kit

  1. Remove the M3x25 Cap Head Screw Remove the Hex Nut - M3 Remove the M3 Nylon Locking Hex Nut
    • Remove the M3x25 Cap Head Screw

    • Remove the Hex Nut - M3

    • Remove the M3 Nylon Locking Hex Nut

    • Remove the M3x35 Cap Head Screw

    • Remove the 40mm_fan_duct assembly as shown

  2. Remove the four M3x35 Cap Head Screws Remove the 4028 Part Cooling Fan from the printed part, it will be re-used on the Rat Rig Toolhead V1.0
    • Remove the four M3x35 Cap Head Screws

    • Remove the 4028 Part Cooling Fan from the printed part, it will be re-used on the Rat Rig Toolhead V1.0

    • Remove the four Hex Nuts - M3

  3. Remove the two M3x8 Cap Head Screws Disconnect the Endstop Module and set it aside, it will be re-used on the Rat Rig Toolhead V1.0 Loosen the M3x8 Cap Head Screw
    • Remove the two M3x8 Cap Head Screws

    • Disconnect the Endstop Module and set it aside, it will be re-used on the Rat Rig Toolhead V1.0

    • Loosen the M3x8 Cap Head Screw

    • Remove the Z-probe from the printed part, it will be re-used on the Rat Rig Toolhead V1.0

    • Remove the three M3x8 Cap Head Screws

  4. Remove the four M3x20 Cap Head Screws Remove the ratrig_eva3_shroud Printed Part Remove the 4010 Axial Fan from the assembly, it will be re-used on the Rat Rig Toolhead V1.0
    • Remove the four M3x20 Cap Head Screws

    • Remove the ratrig_eva3_shroud Printed Part

    • Remove the 4010 Axial Fan from the assembly, it will be re-used on the Rat Rig Toolhead V1.0

    • Remove the four M3x8 Cap Head Screws

  5. Remove the four M3x8 Cap Head Screws Gently push the hotend assembly down and away from the toolhead- Rotate the hot end assembly into position as shown
    • Remove the four M3x8 Cap Head Screws

    • Gently push the hotend assembly down and away from the toolhead-

    • Rotate the hot end assembly into position as shown

Rat Rig

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