The Ottersauger and Otterfilter are two devices to evacuate and clean air, especially used for solder fumes. Both are seperate devices, which are connected by stacking.

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Ottersauger

Based on an EBM-Papst fan. (need to find out which model it was)

Files:

 	vacuum_case.svg
  interlock_frame.dxf
  interlock_foot.dxf

Otterfilter

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Files:

 	Filter_case.dxf
  Filter_insert.dxf
  interlock_frame.dxf
  interlock_foot.dxf

Hose connection

Files:

 	125mm_adapter_small.dxf
  125mm_adapter_big.dxf