Changes
/* Issues to fix */
== Issues to fix ==
* Advices from FabLab Munchen: https://plus.google.com/u/0/118147898615631299121/posts/Kckxn1ssgUt
** http://wiki.ultimaker.com/Upgrade:_Extruder_drive_v2- 22Euro** http://wiki.ultimaker.com/Hot_end_v2- 56 Euro** http://wiki.ultimaker.com/Knurled_Drive_Bolt_Pack- 16 Euro
* The heater may be blocked inside
** Needs to be removed and cleaned
