golf carb

[liampug106]

hi got a 1990 bourt a new carb from scrappy perburg but has 2 vacume units and the old one only had 1 we have fitted it and runs good but we need to turn the tick over up and cant find the screw could anyone describe 2 me where it is its a later carb thanks liam

[kenney]

Hi At the rear of (the vacum unit) there is a bronze screw head 14mm spanner ,screw in!

[Crasher]

What is the engine and is it manual or auto? The spanner size for the 3-4 point unit idle adjustment of a 2E3 on a 1.6/1.8 is 13-mm.