Instruction manual

39 | Page
Copyright © 2009 Curtis Dyna-Fog, LTD.
Figure 10
4. With the engine stopped, turn the idle-needle screw gently clockwise (CW)
until the needle seats.
CAUTION
Do not over tighten the idle-needle. Over tightening can damage the needle seat
in the carburetor.
5. After the needle seats, turn the idle-needle screw counterclockwise (CCW)
one-half (1/2) of one revolution open.
Figure 9
NOTE: TO SHOW THE OPERATING
SYSTEMS IN THE CARBURETOR IN
ONE VIEW THE FUEL NEEDLE WAS
ROTATED IN THE CROSS SECTION
OF THE CARBURETOR SYSTEMS
DIAGRAMS
CARBURETOR SYSTEMS
DIAGRAM OPERATING
FUNCTIONS