22-08-12, 07:40 PM
I can confirm the screw indicated by your yellow arrow does not have any hole in it.
![[Image: carbjet1.jpg]](http://www.gurdon.cam.ac.uk/~pmw38/carbjet1.jpg)
![[Image: carbjet2.jpg]](http://www.gurdon.cam.ac.uk/~pmw38/carbjet2.jpg)
This one is the pilot jet. take it out and hold it up to the sky. There should be a clean hole running through the middle.
![[Image: carbjet1.jpg]](http://www.gurdon.cam.ac.uk/~pmw38/carbjet1.jpg)
![[Image: carbjet2.jpg]](http://www.gurdon.cam.ac.uk/~pmw38/carbjet2.jpg)
This one is the pilot jet. take it out and hold it up to the sky. There should be a clean hole running through the middle.