E3D V6 All-Metal Heatsink: Long Distance Setup Guide

By Official Hobby Components Online Store | Buy Electronic Kits, Components, Boards, Shields, Modules | Published: 2026-10-20

Category: How-to Guides

Learn how to mount and use an E3D V6 all-metal heatsink for remote Bowden extruders. Step-by-step guide to prevent heat creep and clogs.

Quick Answer

Mount the E3D V6 all-metal heatsink directly to your hotend with proper thermal paste and a cooling fan to prevent heat creep, especially in long-distance Bowden setups.

Why Remote Heatsink Mounting Matters

In a Bowden setup, the extruder motor is mounted remotely, and filament travels through a tube to the hotend. This distance increases the risk of heat creep, where heat travels up the filament path and softens filament prematurely, causing clogs.

The E3D V6 all-metal heatsink is designed with efficient heat dissipation to combat this. Its all-metal construction helps maintain a stable temperature gradient, ensuring consistent filament feeding even on long prints.

Step-by-Step Setup Guide

Prepare the Heatsink and Hotend: Clean the mating surfaces of the heatsink and hotend with isopropyl alcohol. Apply a thin, even layer of thermal paste to ensure optimal heat transfer. Check that the surfaces are free of old thermal paste or debris before applying new paste.
Mount the Heatsink: Screw the heatsink onto the hotend using the provided mounting hardware. Tighten securely but avoid overtightening, which could strip threads or warp the heatsink. Ensure the heatsink is aligned straight with the hotend to maintain a consistent filament path.
Install a Cooling Fan: Attach a 40mm fan (or equivalent) to the heatsink, oriented to blow air across the fins. Connect it to a constant 12V or 24V supply (matching your printer's voltage). Confirm the fan runs continuously; a fan that stops or runs intermittently can lead to heat creep.
Route the Bowden Tube: Insert the Bowden tube into the hotend until it firmly seats against the nozzle. Use a PTFE tube cutter for a square cut to ensure a tight seal. Check that the tube is fully seated; a gap can cause filament to melt prematurely and clog.
Test and Calibrate: Run a temperature test and a short print to verify that the hotend maintains stable temperatures. Monitor the heatsink temperature; it should remain cool to the touch. If the heatsink gets hot, increase fan airflow or check thermal paste application.

Product Facts

E3D V6 All-Metal Extruder Radiator / Heatsink – Remote “Long Distance” Version: High-performance E3D V6-style aluminium heatsink designed for remote (Bowden) extruder setups. This heatsink is specifically engineered for long-distance filament paths, so it directly addresses the heat creep issue common in Bowden configurations.
E3D V6 All-Metal Extruder Radiator / Heatsink – Remote “Long Distance” Version