View Single Post
  #24  
Old 07-21-2009, 07:20 PM
JimN's Avatar
JimN JimN is offline
MC Master Poster
 
Join Date: Jul 2004
Posts: 11,638
Quote:
Originally Posted by rudaire View Post
It would be nice to know that, I agree. But it's pretty hard to determine that from just a sound coming from the fuel cap. It isn't like a gush of air you can feel with your hand. It appears like my system doesn't have a provision to let air out of the tank, like if things heat up and expand.. But I refuse to believe there isn't a provision to let air into the tank to replace spent fuel...

hmmm.
d
If the sound occurs and the smell of gas in really strong immediately after, it's positive pressure. If it was suction, it wouldn't be so strong. With a pressurized tank, you could easily feel the air rushing out.
Reply With Quote