2006-2009 Honda TRX680 (TRX 680 FA-FGA) Factory Service Manual, Page 85Get this manual
MAINTENANCE Rem ov the element band li nd the elemen co re fro he air cleaner element
(ElEME NT
W ash the element an fil ter in nc n-Hamrnebte 01 hig flas po int solventSq ueeze our solvent ho roughly, ann allow he he element and fi lter to dry
Install he sub -air cleaner filt er onto he air cleaner hose jo int and secure it wi th the clip