HI have been given a Homelite UT70131A,( 03 model ) will start but wont run much longer than 5 seconds, have not taken to anyone yet, would like to try fix mayself. Haven't any manual.
Have cleaned exhaust outlet, primer bubble has fuel,does blow much smoke while it runs.

Any sujestions on what to do?
Where to get parts (Newcastle,NSW)?
Manuals?