SeeMeCNC Rostock MAX v2 Assembly Manual page 150

Using a hair dryer or heat gun, heat the
tubing until it conforms to the loom & wires as
shown in Fig. 13-5. Keep the heat source
moving around the tubing as it shrinks to get an
even shrink all the way around.
Fig. 11-4: Heat-shrink applied.
Slide the other length of heat-shrink tubing up the loom to the top and shrink it.
Now it's time to prepare the hot end for wiring. By this time, the RTV in your hot end should be
fully cured (make sure you've let it cure for at least 24 hours) and it should look like this:
Rostock MAX v2 Assembly Guide
Fig. 11-3: Positioning the heat shrink.
Fig. 11-5: Ready to go!
150