Section 04 ENGINE
Sub-Section 11 (CARBURETOR AND FUEL PUMP)
04-11-7
INSTALLATION
CAUTION : Never allow throttle slide(s) to
snap shut.
To install carburetor on engine, inverse removal
procedure.
However, pay attention to the following :
– Inspect throttle cable and housing prior to in-
stallation.
– Match the color dot on carburetor with color
dot on intake socket.
On applicable models, make sure to align tab of
carburetor and air intake silencer (if applicable)
with notch of adaptor(s). On applicable models, in-
stall adaptor with up mark facing up.
CAUTION : The rubber flange must be
checked for cracks and / or damage. At as-
sembly, the flange must be perfectly matched
with the air intake manifold or severe engine
damage will occur.
Install clamps in a way that their tightening bolt
being staggered — not align. Tighten clamps to
0.5 to 0.8 N•m (4.5 to 7.2 lbf•in).
Center Post Retaining (All Models)
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.
CENTER POST TYPE
1. Throttle cable
2. Needle retaining plate
3. Throttle slide
3,4, Needle and Nylon Packing
CENTER POST TYPE
1. E-clip
2. Needle retaining plate
3. Screw
4. Needle
5. Nylon packing
Make sure the nylon packing is installed on all ap-
plicable throttle slides.
CAUTION : Serious engine damage can
occur if this notice is disregarded.
CARBURETOR ADJUSTMENTS
1. Idle speed screw
2. Air screw
6, Air Screw Adjustment
Completely close the air screw (until a slight seat-
ing resistance is felt) then back off as specified.
Turning screw clockwise enrichens mixture and
conversely, turning it out counterclockwise leans
mixture.
Refer to TECHNICAL DATA section 10 for the speci-
fications.
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