Husqvarna SM 400-450 R/2004 Motorcycle User Manual


 
279
“ SPARK ARRESTER” MAINTENANCE AND CLEANOUT INSTRUCTIONS
Proceed as follows:
A: Remove the screws (1) and the R.H. side panel (2). Unhook springs (3) fastening the muffler (4) to the exhaust pipes.
B: Remove the two screws fastening the muffler to the rear frame.
Note*: If silencer or exhaust are difficult to remove, help to slide them apart by tapping gently with a rubber or plastic hammer.
C: remove the six rivets (5) and the endcap (6) from silencer’s body;
D: examinate SPARK ARRESTER conditions and remove, if necessary, carbon particles from the SPARK ARRESTER screen;
E: if necessary, inflate air on the SPARK ARRESTER screen, in the opposite direction in respect of the exhausted gas flow;
F: assemble the front endcap on the silencer’s body, mounting the screws in the correct position, providing a tight connection between
endcap and silencer’s body, using, if necessary, a silicone paste;
G: re-assemble the silencer on motorbike.
Due to the SPARK ARRESTER position on the silencer, if you need only to check the SPARK ARRESTER conditions you can:
A: disassemble the silencer from motorbike;
B: check SPARK ARRESTER conditions simply looking into the silencer from front endcap opening;
C: if the check is positive, you can proceed in re-assembling the silencer on the motorbike;
D: if the check is negative, proceed with the maintenance and cleanout procedure.