15.08.2013 Views

Sym HD 125/200 servicemanual - Scootergrisen

Sym HD 125/200 servicemanual - Scootergrisen

Sym HD 125/200 servicemanual - Scootergrisen

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

4. FUEL SYSTEM<br />

Float Chamber<br />

Disassembly<br />

Remove 3 mounting screws and remove float<br />

chamber cover.<br />

Remove the float pin and float.<br />

Checking<br />

Check float valve and valve seat for damage,<br />

blocking.<br />

Check float valve for wearing, and check valve<br />

seat face for wear, dirt.<br />

Caution<br />

In case of worn out or dirt, the float valve and<br />

valve seat will not tightly close causing fuel level<br />

to increase and as a result, fuel flooding. A worn<br />

out or dirty float valve must be replaced with a<br />

new a new one.<br />

Remove main jet, fuel needle jet holder, needle jet,<br />

slow jet, pilot screw.<br />

Caution<br />

Take care not to damage jets and adjust screw.<br />

Before removing adjustment screw, turn it all<br />

the way down and note the number of turns.<br />

Do not turn adjust screw forcefully to avoid<br />

damaging valve seat face.<br />

Clean jets with cleaning fluid. Then use<br />

compressed air to blow the dirt off.<br />

Blow carburetor body passages with compressed<br />

air.<br />

4-8<br />

To this chapter contents<br />

Float<br />

Float Pin<br />

Needle jet<br />

Needle jet holder<br />

Main jet<br />

Pin<br />

Needle jet<br />

1 Screw<br />

Float valve<br />

Slow jet<br />

Slow jet<br />

3 Screws

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!