If you want a complete solution.
A
Polish webshop has put together a complete set for better heat management of the Tsdz2 and made a
video how to do it.
- heatsink plate between motor and case
- heatsink ring between motor and cover
- heatsink insert between stator and cover
- heatsink radiator on outer case and cover
source
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Edit:
@hayden222 has found these mods too and has given also an possible
alternative with Permatex Steel Weld putty.