Aug 2, 2008 #2 vijilants MB Enthusiast Joined Jan 23, 2007 Messages 2,586 Location London Car W205 C43 AMG If I remember rightly there is an air valve screw on it. Its been ages since I did it.
Aug 2, 2008 #3 D ddentrec Active Member Joined Sep 4, 2003 Messages 414 Location Cambridge Car W123 280TE, W123 200T, W203 C180K Here it is...see the M110 photo: http://www.mbclub.co.uk/forums/showthread.php?t=36255