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4-24
FUEL
E
Regulator body inspection
1. Inspect:
● Regulator body
Contaminants → Clean.
Damage → Replace.
● Valve (clear film) 1
Damage → Replace.
Needle valve inspection
1. Inspect:
● Needle valve
● Needle valve seat
Contaminants a → Clean.
Wear b → Replace.
NOTE:
Always replace the needle valve and needle
valve seat as a set.
Jet and carburetor body inspection
1. Inspect:
● Main jet
● Pilot jet
● Carburetor body
Clog/contaminants → Clean.
Damage/wear → Replace.
CAUTION:
Do not use a steel wire to clean the jets.
This may enlarge the jet diameters and
seriously affect performance.
Carburetor assembly
NOTE:
Before assembling the carburetor, make
sure to turn out the pilot screw the same
number of times, as noted before disassem-
bly, from the seated position to the set posi-
tion.
1. Adjust:
● Trolling speed
Refer to “FUEL SYSTEM” in chapter 3.
CARBURETOR
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