Section04FUELSYSTEM
Subsection 02 (CARBURETORS, THROTTLE AND CHOKE CABLES)
Air Screw Adjustment
Completely close the air screw no. 6 (until a slight
seating resistance is felt) then back off as speci-
fied.
A02C09B
1
1. Air screw
NOTE: Turning screw in clockwise enriches mix-
ture and conversely, turning it out counterclock-
wise leans mixture.
CARBURETOR AIR SCREW
VM-30 213 (377 engine) 2.0 turns
VM-34–617 (552 engine) 2.0 turns
Throttle Slide Height
(preliminary idle speed adjustment)
Hook throttle cable into the needle retainer plate.
NOTE: Do not obstruct hole in throttle slide when
installing needle retaining plate. This is important
to allow air escaping through and thus allowing a
quick response.
A00C1TA
1
2
3
CENTER POST TYPE
1. Throttle cable
2. Needle retaining plate
3. Throttle slide
Make sure the nylon packing no. 4 is installed on
all applicable throttle slides.
CAUTION: Serious engine damage can occur if
this notice is disregarded.
2
3
4
5
1
A00C3MA
CENTER POST TYPE
1. E-clip
2. Needle retaining plate
3. Screw
4. Needle
5. Nylon packing
Using a drill bit, adjust throttle slide height (see
following table) by turning idle speed screw no. 7.
Throttle slide height is measured on outlet side of
carburetor (engine side).
NOTE: Make sure that throttle cable does not hold
throttle slide. Loosen cable adjuster accordingly.
180 mmr2005-077
To Next Page
Loading...
