I think that covers a vacuum port on the cyclone separator.
Here's a pic for reference
http://uploads.tapatalk-cdn.com/20160813/19b74fac2b47f605758a3329a91c0189.jpg
Sent from my iPhone...
Type: Posts; User: bimmerteknik
I think that covers a vacuum port on the cyclone separator.
Here's a pic for reference
http://uploads.tapatalk-cdn.com/20160813/19b74fac2b47f605758a3329a91c0189.jpg
Sent from my iPhone...