Regulator Body Inspection; Needle Valve Inspection; Jet And Carburetor Body Inspection; High- And Low-Speed Adjusting Screw Inspection - Yamaha WaveRunner XLT800 Wartungshandbuch

FUEL
CARBURETOR

Regulator body inspection

1. Inspect:
Regulator body
G
Contaminants → Clean.
Damage → Replace.
G Valve (clear film) 1
Damage → Replace.

Needle valve inspection

1. Inspect:
Needle valve
G
Needle valve seat
G
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
G
Pilot jet
G
G 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.
High- and low-speed adjusting screw
inspection
1. Inspect:
High-speed adjusting screw
G
Low-speed adjusting screw
G
Bends/damage/wear → Replace.
4-22
E